electronics capacitors - wilfrid laurier universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf ·...
TRANSCRIPT
![Page 1: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/1.jpg)
Capacitors
ElectronicsCapacitors
Terry Sturtevant
Wilfrid Laurier University
October 9, 2015
Terry Sturtevant Electronics Capacitors
![Page 2: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/2.jpg)
Capacitors Capacitor Labeling
Capacitoran electronic device which consists of two conductive platesseparated by an insulator
value, capacitance, is proportional to the surface area of theplates and inversely proportional to the distance between theplatesmeasured in FaradsFarads are bigusually microfarad (µF) or picofarad (pF) values are used
Terry Sturtevant Electronics Capacitors
![Page 3: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/3.jpg)
Capacitors Capacitor Labeling
Capacitoran electronic device which consists of two conductive platesseparated by an insulatorvalue, capacitance, is proportional to the surface area of theplates and inversely proportional to the distance between theplates
measured in FaradsFarads are bigusually microfarad (µF) or picofarad (pF) values are used
Terry Sturtevant Electronics Capacitors
![Page 4: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/4.jpg)
Capacitors Capacitor Labeling
Capacitoran electronic device which consists of two conductive platesseparated by an insulatorvalue, capacitance, is proportional to the surface area of theplates and inversely proportional to the distance between theplatesmeasured in Farads
Farads are bigusually microfarad (µF) or picofarad (pF) values are used
Terry Sturtevant Electronics Capacitors
![Page 5: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/5.jpg)
Capacitors Capacitor Labeling
Capacitoran electronic device which consists of two conductive platesseparated by an insulatorvalue, capacitance, is proportional to the surface area of theplates and inversely proportional to the distance between theplatesmeasured in FaradsFarads are big
usually microfarad (µF) or picofarad (pF) values are used
Terry Sturtevant Electronics Capacitors
![Page 6: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/6.jpg)
Capacitors Capacitor Labeling
Capacitoran electronic device which consists of two conductive platesseparated by an insulatorvalue, capacitance, is proportional to the surface area of theplates and inversely proportional to the distance between theplatesmeasured in FaradsFarads are bigusually microfarad (µF) or picofarad (pF) values are used
Terry Sturtevant Electronics Capacitors
![Page 7: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/7.jpg)
Capacitors Capacitor Labeling
Various capacitors
Terry Sturtevant Electronics Capacitors
![Page 8: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/8.jpg)
Capacitors Capacitor Labeling
Capacitor uncharged
Terry Sturtevant Electronics Capacitors
![Page 9: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/9.jpg)
Capacitors Capacitor Labeling
Capacitor charging; charge on opposite plates is equal and opposite.
Terry Sturtevant Electronics Capacitors
![Page 10: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/10.jpg)
Capacitors Capacitor Labeling
Capacitor charging; charge on opposite plates is equal and opposite.
Terry Sturtevant Electronics Capacitors
![Page 11: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/11.jpg)
Capacitors Capacitor Labeling
Capacitor charged; no more change
Terry Sturtevant Electronics Capacitors
![Page 12: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/12.jpg)
Capacitors Capacitor Labeling
purpose is to store electrical charge.
current starts large, voltage starts at zeroas charge is stored, voltage increases and current decreasesuntil the voltage equals the applied voltage, when currentbecomes zero
Terry Sturtevant Electronics Capacitors
![Page 13: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/13.jpg)
Capacitors Capacitor Labeling
purpose is to store electrical charge.current starts large, voltage starts at zero
as charge is stored, voltage increases and current decreasesuntil the voltage equals the applied voltage, when currentbecomes zero
Terry Sturtevant Electronics Capacitors
![Page 14: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/14.jpg)
Capacitors Capacitor Labeling
purpose is to store electrical charge.current starts large, voltage starts at zeroas charge is stored, voltage increases and current decreasesuntil the voltage equals the applied voltage, when currentbecomes zero
Terry Sturtevant Electronics Capacitors
![Page 15: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/15.jpg)
Capacitors Capacitor Labeling
The charge on a capacitor is given by
Q = CVwhere C is the capacitance.The energy stored in a capacitor is given byE = 1
2CV 2
Terry Sturtevant Electronics Capacitors
![Page 16: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/16.jpg)
Capacitors Capacitor Labeling
The charge on a capacitor is given byQ = CV
where C is the capacitance.The energy stored in a capacitor is given byE = 1
2CV 2
Terry Sturtevant Electronics Capacitors
![Page 17: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/17.jpg)
Capacitors Capacitor Labeling
The charge on a capacitor is given byQ = CVwhere C is the capacitance.
The energy stored in a capacitor is given byE = 1
2CV 2
Terry Sturtevant Electronics Capacitors
![Page 18: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/18.jpg)
Capacitors Capacitor Labeling
The charge on a capacitor is given byQ = CVwhere C is the capacitance.The energy stored in a capacitor is given by
E = 12CV 2
Terry Sturtevant Electronics Capacitors
![Page 19: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/19.jpg)
Capacitors Capacitor Labeling
The charge on a capacitor is given byQ = CVwhere C is the capacitance.The energy stored in a capacitor is given byE = 1
2CV 2
Terry Sturtevant Electronics Capacitors
![Page 20: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/20.jpg)
Capacitors Capacitor Labeling
The charge on a capacitor is given byQ = CVwhere C is the capacitance.The energy stored in a capacitor is given byE = 1
2CV 2
Terry Sturtevant Electronics Capacitors
![Page 21: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/21.jpg)
Capacitors Capacitor Labeling
A capacitor’s voltage may not exceed the maximum for whichit is rated. Big capacitors often have low maximumvoltages.
Capacitors may retain charge long after power is removed.For safety, large capacitors should be discharged beforehandling.Place 1kΩ→ 10kΩ resistor across the terminals to discharge.High voltage capacitors should be stored with terminalsshorted.
Terry Sturtevant Electronics Capacitors
![Page 22: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/22.jpg)
Capacitors Capacitor Labeling
A capacitor’s voltage may not exceed the maximum for whichit is rated. Big capacitors often have low maximumvoltages.Capacitors may retain charge long after power is removed.
For safety, large capacitors should be discharged beforehandling.Place 1kΩ→ 10kΩ resistor across the terminals to discharge.High voltage capacitors should be stored with terminalsshorted.
Terry Sturtevant Electronics Capacitors
![Page 23: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/23.jpg)
Capacitors Capacitor Labeling
A capacitor’s voltage may not exceed the maximum for whichit is rated. Big capacitors often have low maximumvoltages.Capacitors may retain charge long after power is removed.For safety, large capacitors should be discharged beforehandling.
Place 1kΩ→ 10kΩ resistor across the terminals to discharge.High voltage capacitors should be stored with terminalsshorted.
Terry Sturtevant Electronics Capacitors
![Page 24: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/24.jpg)
Capacitors Capacitor Labeling
A capacitor’s voltage may not exceed the maximum for whichit is rated. Big capacitors often have low maximumvoltages.Capacitors may retain charge long after power is removed.For safety, large capacitors should be discharged beforehandling.Place 1kΩ→ 10kΩ resistor across the terminals to discharge.
High voltage capacitors should be stored with terminalsshorted.
Terry Sturtevant Electronics Capacitors
![Page 25: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/25.jpg)
Capacitors Capacitor Labeling
A capacitor’s voltage may not exceed the maximum for whichit is rated. Big capacitors often have low maximumvoltages.Capacitors may retain charge long after power is removed.For safety, large capacitors should be discharged beforehandling.Place 1kΩ→ 10kΩ resistor across the terminals to discharge.High voltage capacitors should be stored with terminalsshorted.
Terry Sturtevant Electronics Capacitors
![Page 26: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/26.jpg)
Capacitors Capacitor Labeling
I = 0
Vs
R
Q = 0 Vc = 0
t = 0, switch open
Terry Sturtevant Electronics Capacitors
![Page 27: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/27.jpg)
Capacitors Capacitor Labeling
I = Vs/R
Vs
R
Q = 0 Vc = 0
t = 0, switch closed
Terry Sturtevant Electronics Capacitors
![Page 28: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/28.jpg)
Capacitors Capacitor Labeling
I < Vs/R
Vs
R
Q > 0 Vs > Vc > 0
t ≈ RC
Terry Sturtevant Electronics Capacitors
![Page 29: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/29.jpg)
Capacitors Capacitor Labeling
I = 0
Vs
R
Q = CVs Vc = Vs
t >> RC
Terry Sturtevant Electronics Capacitors
![Page 30: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/30.jpg)
Capacitors Capacitor Labeling
Some capacitors are unpolarized (like resistors);
i.e. they can be placed either way in a circuit.Other types, (such as “electrolytics”), must be placed in aparticular direction(indicated by a “+” sign at one end.)Big capacitors (& 1µF ) are usually electrolytic.
Terry Sturtevant Electronics Capacitors
![Page 31: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/31.jpg)
Capacitors Capacitor Labeling
Some capacitors are unpolarized (like resistors);i.e. they can be placed either way in a circuit.
Other types, (such as “electrolytics”), must be placed in aparticular direction(indicated by a “+” sign at one end.)Big capacitors (& 1µF ) are usually electrolytic.
Terry Sturtevant Electronics Capacitors
![Page 32: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/32.jpg)
Capacitors Capacitor Labeling
Some capacitors are unpolarized (like resistors);i.e. they can be placed either way in a circuit.Other types, (such as “electrolytics”), must be placed in aparticular direction
(indicated by a “+” sign at one end.)Big capacitors (& 1µF ) are usually electrolytic.
Terry Sturtevant Electronics Capacitors
![Page 33: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/33.jpg)
Capacitors Capacitor Labeling
Some capacitors are unpolarized (like resistors);i.e. they can be placed either way in a circuit.Other types, (such as “electrolytics”), must be placed in aparticular direction(indicated by a “+” sign at one end.)
Big capacitors (& 1µF ) are usually electrolytic.
Terry Sturtevant Electronics Capacitors
![Page 34: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/34.jpg)
Capacitors Capacitor Labeling
Some capacitors are unpolarized (like resistors);i.e. they can be placed either way in a circuit.Other types, (such as “electrolytics”), must be placed in aparticular direction(indicated by a “+” sign at one end.)Big capacitors (& 1µF ) are usually electrolytic.
Terry Sturtevant Electronics Capacitors
![Page 35: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/35.jpg)
Capacitors Capacitor Labeling
Small electrolytic capacitor
Terry Sturtevant Electronics Capacitors
![Page 36: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/36.jpg)
Capacitors Capacitor Labeling
Big electrolytic capacitor
Terry Sturtevant Electronics Capacitors
![Page 37: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/37.jpg)
Capacitors Capacitor Labeling
Big electrolytic capacitor (top view)
Terry Sturtevant Electronics Capacitors
![Page 38: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/38.jpg)
Capacitors Capacitor Labeling
Big electrolytic capacitor label
Terry Sturtevant Electronics Capacitors
![Page 39: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/39.jpg)
Capacitors Capacitor Labeling
Non-polarized capacitor
Terry Sturtevant Electronics Capacitors
![Page 40: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/40.jpg)
Capacitors Capacitor Labeling
Polarized capacitor connected the right way
Terry Sturtevant Electronics Capacitors
![Page 41: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/41.jpg)
Capacitors Capacitor Labeling
Polarized capacitor connected the wrong way
Terry Sturtevant Electronics Capacitors
![Page 42: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/42.jpg)
Capacitors Capacitor Labeling
Don’t do this!!!
Terry Sturtevant Electronics Capacitors
![Page 43: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/43.jpg)
Capacitors Capacitor Labeling
Capacitor Labeling
Unfortunately, capacitor labels are much less standardized thanresistor labels.
This has the value, 10µF , written on it.
Terry Sturtevant Electronics Capacitors
![Page 44: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/44.jpg)
Capacitors Capacitor Labeling
Capacitor Labeling
Unfortunately, capacitor labels are much less standardized thanresistor labels.
This has the value, 10µF , written on it.
Terry Sturtevant Electronics Capacitors
![Page 45: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/45.jpg)
Capacitors Capacitor Labeling
Capacitor Labeling
Unfortunately, capacitor labels are much less standardized thanresistor labels.
This has the value, 10µF , written on it.
Terry Sturtevant Electronics Capacitors
![Page 46: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/46.jpg)
Capacitors Capacitor Labeling
Capacitor Labeling
Unfortunately, capacitor labels are much less standardized thanresistor labels.
This has the value, 10µF , written on it.
Terry Sturtevant Electronics Capacitors
![Page 47: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/47.jpg)
Capacitors Capacitor Labeling
This one indicates 68 pF. (The p to the right means the decimal isto the right and it’s in picoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 48: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/48.jpg)
Capacitors Capacitor Labeling
This one indicates 68 pF.
(The p to the right means the decimal isto the right and it’s in picoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 49: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/49.jpg)
Capacitors Capacitor Labeling
This one indicates 68 pF. (The p to the right means the decimal isto the right and it’s in picoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 50: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/50.jpg)
Capacitors Capacitor Labeling
This one indicates 0.68 nF, (or 680 pF). (The n to the left meansthe decimal is to the left and it’s in nanoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 51: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/51.jpg)
Capacitors Capacitor Labeling
This one indicates 0.68 nF, (or 680 pF).
(The n to the left meansthe decimal is to the left and it’s in nanoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 52: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/52.jpg)
Capacitors Capacitor Labeling
This one indicates 0.68 nF, (or 680 pF). (The n to the left meansthe decimal is to the left and it’s in nanoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 53: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/53.jpg)
Capacitors Capacitor Labeling
This one indicates 1.0 nF. (The n in the middle means the decimalis in the middle and it’s in nanoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 54: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/54.jpg)
Capacitors Capacitor Labeling
This one indicates 1.0 nF.
(The n in the middle means the decimalis in the middle and it’s in nanoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 55: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/55.jpg)
Capacitors Capacitor Labeling
This one indicates 1.0 nF. (The n in the middle means the decimalis in the middle and it’s in nanoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 56: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/56.jpg)
Capacitors Capacitor Labeling
This one indicates 10 nF. (The n to the right means the decimal isto the right and it’s in nanoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 57: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/57.jpg)
Capacitors Capacitor Labeling
This one indicates 10 nF.
(The n to the right means the decimal isto the right and it’s in nanoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 58: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/58.jpg)
Capacitors Capacitor Labeling
This one indicates 10 nF. (The n to the right means the decimal isto the right and it’s in nanoFarads.)
Terry Sturtevant Electronics Capacitors
![Page 59: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/59.jpg)
Capacitors Capacitor Labeling
This is a 0.01µF capacitor. The “K” indicates a 10% tolerance.
Terry Sturtevant Electronics Capacitors
![Page 60: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/60.jpg)
Capacitors Capacitor Labeling
This is a 0.01µF capacitor. The “K” indicates a 10% tolerance.
Terry Sturtevant Electronics Capacitors
![Page 61: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/61.jpg)
Capacitors Capacitor Labeling
This is a 0.68µF capacitor. The “J” indicates a 5% tolerance.
Terry Sturtevant Electronics Capacitors
![Page 62: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/62.jpg)
Capacitors Capacitor Labeling
This is a 0.68µF capacitor. The “J” indicates a 5% tolerance.
Terry Sturtevant Electronics Capacitors
![Page 63: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/63.jpg)
Capacitors Capacitor Labeling
This one gives the value in picoFarads, with the 3 numbershandled as for resistors. 10× 103 pF or 10nF. The “J” indicates a5% tolerance.
Terry Sturtevant Electronics Capacitors
![Page 64: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/64.jpg)
Capacitors Capacitor Labeling
This one gives the value in picoFarads, with the 3 numbershandled as for resistors.
10× 103 pF or 10nF. The “J” indicates a5% tolerance.
Terry Sturtevant Electronics Capacitors
![Page 65: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/65.jpg)
Capacitors Capacitor Labeling
This one gives the value in picoFarads, with the 3 numbershandled as for resistors. 10× 103 pF or 10nF.
The “J” indicates a5% tolerance.
Terry Sturtevant Electronics Capacitors
![Page 66: Electronics Capacitors - Wilfrid Laurier Universitydenethor.wlu.ca/pc320/lectures/capbeam.pdf · 2015. 10. 9. · Capacitors may retain charge long after power is removed. For safety,](https://reader035.vdocument.in/reader035/viewer/2022070216/611a75073d467879e2455f0f/html5/thumbnails/66.jpg)
Capacitors Capacitor Labeling
This one gives the value in picoFarads, with the 3 numbershandled as for resistors. 10× 103 pF or 10nF. The “J” indicates a5% tolerance.
Terry Sturtevant Electronics Capacitors