portescap technologies

Technologies

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Brush DC Coreless Motors• Frame sizes as small as 8 mm (0.3 in.) to 35mm

(1.4 in)• Speeds up to 12,000 rpm• Torque range from 0.66 mNm (0.093 oz. in.)

Brushless DC Motors (slotted and slotless)• Frame sizes as small as 12.7 mm (0.5 in.) to 58 mm

(2.3 in.)• Speeds up to 100,000 rpm• Continuous torque up to 276 mNm (39 oz. in.)

Stepper Motors (Disc Magnet, Can Stack, Hybrid)• Frame sizes as small as 10 mm (0.4 in.)• Speeds up to 10,000 rpm

Product Range

Digital Linear Actuators• Frame sizes range from 20 mm (0.787 in.) to

57 mm (2.24 in.)• Linear travel per step: 0.0127 mm (0.0005 in.)

to 0.1016 mm (0.004 in.)

Gearheads• Torque range of 10.4 mNm (1.47 oz. in.) to

9,534 mNm (1,350 oz. in.)• Reduction ratio of 5:1 to 49:1 and ratios go up

to 3280:1

Electronics• Provide drive solutions for speed, control,

position, and current • Magnetic and optical encoders can be

integrated or adapted - Drives available for brush DC, brushless DC, and stepper technologies with features such as Pulse Width Modulation

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Per

form

ance

Price

PerformanceBrushless Slotted

Brushless Slotless

Note: 1,000 pc price comparison

TurboDisc Stepper

Drives/Controllers

IndustrialBrushless Slotted

Can StackStepper

Brush DC

Product and Technology breadth

Linear ActuatorSteppers

Stepper

Gearhead

Athlonix high power density Brush DC

Encoders

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Innovations

Innovation is a passion at Portescap

• Collaborative Engineering• Rapid Prototyping• New innovations based on customer feedback• Enterprise product development

• Demanding application?• Brush DC high power density motors

• Ultra-compact• Lower joule heating• Sustainable performance• Unparalleled speed-to-torque performance• Energy efficient

• Need to shrink the size of your application?• nuvoDisc flat brushless motors

• High torque • High speed• Small footprint (32mm diameter and 11.7mm length)

• Maximize throughput?• stepper motors

• High energy Neodymium magnets• Captured bearings• Aluminum housing• Optimized torque density

Brushless Technologies

Slotted • Slotless

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Slotless BLDC Motors•Frame Size ranging from : 13 mm to 58 mm (0.5 to 2.3 in.)•Speeds up to 100,000 rpm•Torque range of 2.3 to 316 mNm (0.32 to 44.7 oz. in.)

Slotted BLDC Motors

•Frame Size ranging from : 12.7 to 38 mm (0.5 to 1.5 in.)•Speeds up to 100,000 rpm•Torque range of 1.9 mNm to 1 NM peak (0.27 to 142 oz. in.)

High Volume Custom Slotted BLDC Motors•Frame Size ranging from : 57 to 98 mm (2.3 to 3.9 in.)•No Load speeds from 1300 rpm to 9000 rpm

Brushless Motors

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HousingLamination Stack

Winding

Shaft

Permanent Magnet

Bearing

Flange

Print with Hall Sensors

BLDC Motor Technology

Advantages and Benefits

Slotless BLDC •No detent torque (no cogging or vibration)•Reduced iron losses•Excellent speed control•Linear torque vs speed•High speed operation characteristics•High efficiency

Slotted BLDC•Very high power density•Small thermal resistance coil/housing•Can withstand high current draw (50A)•Rugged environments•Autoclavable option available

High Volume Custom Slotted BLDC•Quiet (as low as 30dB)•Rugged environment•Customizable•On board electronics available•Good speed stability over 1 turn (<0.25%)

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Brushless Motor Advantages

Details Characteristics Advantages

DC • Linear torque/speed curve- Torque proportional to current- Speed proportional to voltage

• Ease of speed and position control

Brushless design • Electronic commutation- No mechanical commutation via brushes

• Very long life• High reliability• Dust free motor• Reduced audible output

Static winding attached to motor housing

• Improved heat dissipation • Higher power density• Overload capability

Slotless configuration • No iron in the air gap • Zero detent torque• Excellent velocity smoothness at low speed operation

Versions without hall sensor • No rotor position sensors• Typically used in spindle applications

• Cost effective• Less sensitive to environment• Only three connecting wires• Mates easily with sensorless BLDC drive circuits

Versions with hall effect sensor • Rotor position sensors• Typically used in applications with variations of speed or load

• Very simple commutation circuitry• Mates easily with six-step BLDC drives

Versions with encoder or resolver

• Integral magnetic or optical encoder• Typically used in incremental motion

• Very precise speed and position control

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Brushless Motor Applications

Slotted• Medical

• Respirators• Cosmetic tools• Pumps• Dental drills• BiPAP and C-Pap respirators• Dental scanner• Neuro-surgery hand tools• Power surgical hand tools

• Pan & Tilt Cameras• Engraving machines• Lens crafting equipment• Commercial hand tools• High speed centrifuges• Wafer handling• Bar code readers

Slotless• HVAC Actuators• Medical

• Pipettes• Dental milling machines

• Textile machines• Tape storage libraries• Scanners• Office automation

• Printers• Copiers

High volume slotted• Carpet tufting machinery• Marine radar dome• ATM machine• Residential air cleaning

machine• Pool cleaning robot

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Brushless Motors Value Add & Customization

• Special shafts• Longer or shorter• Larger or smaller diameters• Cross holes• Axial holes• Cannulated• Special materials or coatings/platings

• Special construction for non-medical applications• Aluminum housing/end bells• Steel gearhead components• Steel bearings/hardware

• Special windings• Higher voltage• Different speeds

• Special lead terminations• No connections• Special connectors• Integral connectors• Special colors

• Special mounting features• Design for application

• Alternate lam materials• Lower operating temps due to lower core loss• Permits use of higher energy product magnets• More corrosion resistant

• Alternate magnet materials• Higher, lower energy samarium• Various energy products of neodymium

• Autoclave option• Thermoset potted PCB and stator• Optional Parylene PCB• Thixogrease bearing and gearhead lube

• Encoder option• Danaher Controls E9 and US Digital E4 modular

• Low cost• Minimum features

• Quantum Devices and Scancon hollow shaft• High line counts• Full featured

Most of the BLDC products can be customized with special features that include:

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Brushless Motor Product Strengths

• Product Breadth• Brushless slotted and slotless technologies• Halls, sensorless, resolver, and encoder commutations• Autoclavable solutions

• Prototype delivery time• typical lead time is 1 to 2 weeks, but can be produced in 24 hours for standard offerings• Rapid Prototype Program

• Technology• No commutator-and-brush system life is not limited by brush wear• Higher motor power per unit volume• Manufactured to RoHS compliance• Autoclavable option on request

• Design Flexibility• Customizable electromagnetic circuit for higher efficiency• Available with and without gearheads

• Ability to provide value added solutions

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Brushless Motor Innovations


• Need to breathe easier?• 16 & 22mm Brushless DC motors

• Avg 3dBA reduced noise level and 10% lower inertia• 10% reduction in length• 400% reduction in vibration with a 10% increase in power• Great for Bi-level respirators and compact respiratory support

equipment

• Need to shrink the size of your application?• nuvoDisc flat Brushless motors

• High torque • High speed• Small footprint (32mm diameter and 11.7mm length)• Available with or without shaft

• Need control?• EBL Brushless driver

• Ideal for applications where efficiency, high acceleration or safety features are key

• Clearly identified inputs and outputs allow for easy startup• Full programmable features • Broad supply voltage range• Controls 13mm to 30mm BLDC motors

Stepper Technologies

h3 • CanStack • TurboDisc • CanStackVector

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Permanent Magnet Stepper•Frame Size ranging from : Outer diameter 15 to 60 mm (0.6 to 2.4 in.)•Step Angle - 3.6º, 7.5°, 15º & 18º•Holding Torque - Up to 320 mNm (45.3 oz. in.)

Synchronous Motors•Frame Size ranging from : Outer diameter 26 to 60 mm (1.0 to 2.4 in.)•Operating Voltage - 12 to 230 VAC.•Operating Speed - 250 to 720 rpm•Synchronous Torque - Up to 135 mNm (19.1 oz. in.)

Linear Actuators•Frame Size ranging from : Outer diameter 20 to 57 mm (0.8 to 2.2 in.)•Linear travel per step: 0.0127 mm (0.0005 in.) to 0.1016 mm (0.004 in.)•Output force up to 120 N (27 lbf)

Gear Train Motors•Frame Size ranging from : Outer diameter 26 to 57 mm (1.0 to 2.2 in.)•Gear Ratio - 2 : 1 to 1350 : 1•Output Angle - 0.0055º to 3.75º•Running Torque - 70.6 to 950mNm (10 to 134.5 oz. in.)

Hybrid Step Motors• Frame Size ranging from: size 17, 23, 34 (42 , 56, 87 mm/ 1.7, 2.2, 3.4 in.)•Step Angle 1.8º•Holding Torque – up to 6.7Nm (948.8 oz. in.)

Disc Magnet Motors•Frame Size ranging from : Outer diameter - 10 to 52 mm (0.4 to 2.0 in.)•Variable speed - Up to 10,000 rpm•Output Torque - Up to 2.1 Nm (297.4 oz. in.)•Added features - Encoders, gearbox & etc.

Stepper Motors

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Stepper Motor Technology

• CanStack• Excellent open loop control, no encoders necessary• High continuous output torque per mm³• Digitally controlled – easy to use with a -processor• Affordable

• Gear Trains• Higher resolution by step angle division• Increased output torque• Reduced load inertia• Full utilization of motor power• Integration of damping due to friction in the gear train

• Digital Linear Actuators• Higher resolution in an integrated package size• Forces up to 120N• Direct coupling to load• Greater flexibility in customizing our product

Multi-pole permanent magnet rotor & shaft

Front stator cup, teeth & mounting plate

Rear coil

Multi-pole PM rotor, internal nut and directly coupled screw

Front coil, end cap and ball bearing housing

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Stepper Motor Technology

• TurboDisc (Disc Magnet)• Low Inertia (especially the ratio torque vs

inertia)• Angular accuracy• High Acceleration• Low detent torque

• h3 Hybrid• Best in Class - patented• Higher Torque• Runs Cooler• Mechanically extremely stable

O-ring

Aluminum housing

Neodymium-iron-boron high energy magnets

Stator enhanced magnets

Larger bearings

End bells

Bearings

Stator windings

Retainer

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Can Stack Motor Advantages


Radially magnetized permanent magnet rotor

• High torque to size ratio • Machine size reduction

Bobbin wound coil design • Unipolar/Bipolar windings can be designed for optimum performance

• Tailoring to exact needs of application

Sintered bronze bearing design - ball bearings optional

• Long life lubrication • Increased warranty on machine

Step angle variation from 3.6° - 20°

• Design capability for finer mechanical resolution

• Finer resolution as required

Simple motor construction • Simple mechanical construction with proven design characteristics

• Customization to meet application demands

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Linear Actuator Advantages


Can stack design with threaded rotor and bobbin wound coil

• Windings can be designed for optimum performance

• Optimized per application requirements

Stub acme thread design • Various linear step resolutions - .0005 to .0040 inch

• Fast, powerful and precise positioning

Captive and non-captive designs

• Options to conform to space requirements • Machine size reduction

Precision radial ball bearing design

• Long life lubrication • Increased motor lifetime equals longer machine life

Simple motor construction • Simple mechanical construction with proven design characteristics

• Customization to meet application demands• External components reduced in application

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TurobDisc Motor Advantages


Thin Multipole rare earth disc magnet

• Low rotor inertia • High acceleration

Short iron circuit made of SiFe laminations; coils placed near to air gap

• Low iron losses• More torque at high step rates

• High start/stop frequencies• High speeds

Independent magnetic circuit • No coupling between phases • High power/volume ratio

Simple magnetic circuit • Sinusoidal torque function• Low detent torque

• Superior angular resolution in microstep mode

Optimally designed magnetic circuit

• Torque constant is linear up to 2 - 3 times nominal current

• High peak torques

High energy magnet • High power to weight ratio • Increased torque in same motor diameter

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Hybrid Motor Advantages


Aluminum housing Design • Superior heat dissipation • Increased duty cycle improves torque output

Multi-toothed rotor and stator - step angles down to 0.9°

• Fine mechanical resolution • Higher precision in application

Captured bearings • Prevents bearing spinout• Linear actuator axial play reduced to zero

• Noise reduced during operation• Linear axis eliminates slippage during operation

Stator enhanced magnets • Up to 40% more torque in same package • Reduced size on each axis

Flexibility in design • Mechanical and electrical modifications available

• Customization to meet application needs

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Stepper Motor Applications

•Office Automation•Printers•Data storage units•Copiers•Paper feed devices•Plotters

•Medical and Lab Automation•Pipettes•Pill dispensing•Infusion and dosing pumps•Portable analyzers and printers•Diagnostics analyzers•Dental Imaging

•Telecommunication•Antenna positioning•Cellular phone masts and arrays•Radar arrays•Satellite dish radomes•GPS

•Heating Ventilation Air-Conditioning and Refrigeration•Variable air valve•Flap and damper actuators•Gas valve actuation systems•Refrigeration valve actuation systems

•Textile machinery•Autoconers•Winders•Yarn guides•Sewing machines•Stitching and cutting tables

•Factory Automation•Semiconductor equipment•Electronics assembly•Packaging equipment•Conveyors

•Other markets and applications

•Robotics•Timers and counters•Locking mechanisms•Vending and gaming machines

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Stepper Motors Value Add & Customization

• Special shafts• Longer or shorter• Larger or smaller diameters• Cross holes• Axial holes• Cannulated• Special materials or coatings/platings

• Special construction for non-medical applications• Aluminum housing/end bells• Steel gearhead components• Steel bearings/hardware

• Special windings• Higher voltage• Different speeds

• Special lead terminations• No connections• Special connectors• Integral connectors• Special colors

• Special mounting features• Design for application

• Alternate lam materials• Lower operating temps due to lower core loss• Permits use of higher energy product magnets• More corrosion resistant

• Alternate magnet materials• Higher, lower energy samarium• Various energy products of neodymium

Most of the Stepper products can be customized with special features that include:

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Stepper Motors Value Add & Customization

Stepper with flexi-circuit, threaded shaft & nut

Stepper with threaded shaft & nut

Stepper with special threaded shaft

Stepper with planetary gear box

Stepper with PCBA, clutch magnet assembly, plastic bracket,

etc

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Stepper Motors Product Strengths

• Product Breadth• largest selection of step motor technologies in the industry

• Prototype delivery time• typical lead time is 1 to 2 weeks, but can be produced in 24 hours

• Reduces time to market for OEM

• Technology

• Engineering expertise in can stack, DLA, disc magnet, geared & Hybrid

• Design Flexibility

• Multiple product range allows OEM engineers to select the best step motor for their application


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Stepper Motor Innovations


• Maximize throughput? • Stepper motors

• High energy Neodymium magnets• Captured bearings• Aluminum housing• Optimized torque density

• Need high linear force in a compact package?• Linear Actuators

• Forces to 600N for NEMA 17; 1,400N for NEMA 23• Captive, Non-Captive and External Linear designs• Up to 50% better linear force than competing brands• Direct drive linear force offers easy integration and improved machine

throughput/capacity

• Need compact, powerful, precise and smooth motion control?• Integrated Electronics

• Step and direction driver• Programmable motion controller• Closed loop stepping system• Multiple system options offer increased design flexibility

Brush Technologies

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Brush DC Motors•Frame Size ranging from : 8 to 35 mm (0.3 to 1.4 in.)•No load speeds up to 15,700 rpm•Torque range of 0.66 to 158.6 mNm (0.093 to 22.45 oz. in.)

Gearheads

•Diameters ranging from : 08 to 40 mm (0.3 to 1.6 in.)

Encoders•Magnetic, Magneto Resistive (MR) and Optical•Line counts up to 1024

Brush DC Motors

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Brush DC Motor Advantages


Ironless rotor Lower inertia No hysteresis and eddy current losses No magnetic saturation

High acceleration Ideal for incremental motion Linear high speed torque function Insensitive to shocks High efficiency and low losses from friction Longer battery life High peak torques without risk of demagnetization

Central stator magnet High power per size and weight Ideal for portable or small equipment or applications requiring small dimensions

Compact bearings Low viscous damping Low starting voltage

High peak speeds Very low speed dependent losses

Precious metal commutation system

Low frictionLittle electrical noise

Low losses and wear Low electromagnetic interference Low audible output

Copper-graphite commutation High current densities may be commuted Rated rotor temperature up to 155°C Very compact commutation system High torque to inertia ratio

High continuous and peak torques without risk of demagnetizing motor Very long life Ideal for chopper drivers Continuous torque exceptionally high for motor size, reducing the weight, dimensions and the cooling system Excellent resistance to shock and vibration High acceleration, short mechanical time constant

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DC Coreless Motor Technology

Advantages and Benefits• Low brush pressure• Low friction• Low no-load current• Low motor regulation

Ironless Rotor CoilEnables High Acceleration

High Efficiency Design -Ideal for Battery-Fed ApplicationsOptional Gearboxes and

Magnetic or Optical EncodersAre Easily Added

Long-life PatentedCommutator SystemVirtually EliminatesBrush Maintenance

Select Either Sleeveor Ball Bearings

Models Available from8mm to 35mm Diameter

• Longer battery life

• Smaller/lighter products

• Higher performance product

• Low starting voltage• Long life due to low

rotor inductance• Lower inertia

• Energy savings cost• Lower maintenance

cost• Higher productivity

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DC Ironcore Motor Technology

Lamination Stack (Screwed)

Conventional Winding

All Metal Housing


• Easy to manufacture (winding)

• Easy to change motor length

• Mass production/lower cost

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2 types of commutation system

gold alloy brushes

silver alloy commutator

Ironless rotor motors with copper-graphite commutation RotafenteTM

fiber wrapping

carbon brushes

Coppercommutator

• High RMS currents• High peak currents• High torque• Long life


• Low brush pressure• Low friction• Low no-load current• Low starting voltage

• High acceleration• Higher temperature• Long life due to low

rotor inductance

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DC Coreless Motor performance

The light of a candle has an extremelylow energy content and the fluxcaptured by the solar cell with its fewcm2 is just about 1% of it...

The 22N28-216P requires a startingvoltage of only 0,03 volts....

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Brush DC Motors Value Add & Customization

• Shaft extensions and double shaft options

• Custom coil design (different voltages)

• Mounting plates

• Gear pulleys and pinion

• Shock absorbing damper and laser welding

• Special lubrication for aerospace & defense and medical applications

• EMI Filtering

• Cables and Connectors

• Gearboxes

• Splash proof for protection

• Explosion and shock proof for special application

• Feedback and positioning systems

Most of the Brush DC products can be customized with special features that include:

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Brush DC Motor Product Strengths

• Product Breadth

• Technology

• Engineering expertise

• Design Flexibility


• Drive trains based on motor gearbox solutions

• Rapid prototyping

• Higher savings throughout life of the product

• Diverse applications

• State-of-the-art manufacturing

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Brush DC Motor Applications

•Medical:•Powered surgical instruments•Dental instruments•Infusion and insulin pumps•Diagnostic equipment•Medical analyzers•Scanners

•Security and Access•Security camera•Locks•Bar code readers•Paging systems

•Aerospace and Defense•Cockpit gauge•Indicators•Satellites•Optical scanners•Gas mask (respirator)

•Robotics and Factory Automation•Conveyors•Remote controlled vehicles•Industrial robots

•Power Hand Tools•Shears•Pruners•Nail Guns

•Other applications•Document handling•Semiconductors•Office equipment•Model trains•Optics•Automotive and transportation•Audio and video•Watch winders•Kebab cutters

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Brush DC Innovations


• Demanding application?• Athlonix Brush DC high power density motors

• Ultra-compact• Lower joule heating• Sustainable performance• Unparalleled speed-to-torque performance• Energy efficient• Lowest motor regulation in their range• Low motor maintenance

• Need to maximize your torque?• 35GLT Brush DC motors

• 40% increase in torque to volume ratio • Multi-layer coil offers improved performance and heat dissipation• Outstanding continuous torque of 158.6 mNm• Compact frame size weights in at 360 grams• Energy efficiency approaching 85%• Low rotor inertia at high power• Very low motor regulation

• Need accurate positioning at a controlled speed?• MR2-512 (Magneto Resistive Encoder)

• Offers ease of integration with flexible resolution programming• Ease of system upgrade without the rigorous qualifications• Supports multiple generation product upgrades• High resolutions of up to 512 lines per revolution• Excellent closed loop feedback

Gearheads and Encoders

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Spur Technology

• Single point of contact between stages

• Lower friction• Higher efficiency• Lower audible noise• Output rotation may vary

from input• Divers material used

(metal, plastic)

Gearhead Technology

Planetary technology

• Multiple points of contact between stages

• Higher friction• Lower efficiency• Higher load carrying capacity• Output rotates the same

direction as input• Divers material & coating used

(metal, plastic)

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Encoder Technology

Analogue encoder

• Continuous signal• Possibility of interpolation

• Possibility to derive a speed signal

• Sensitivity to temperature

Digital encoder

• Discrete signal

• Direct interface to logic and microprocessors

• Speed signal more problematic at low speeds

Analog vs. Digital

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Type E9 : Transparency

• Disc Diameter: 13 mm• Resolution: up to 512 [ppr]

Type C : Reflective

• Disc Diameter down to 13 mm• Resolution: up to 32 [ppr]

Type B : Reflective


Portescap Optical Encoder

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+-

+-

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E9 encoder

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+-

+-

Light Detectors

rotor disk

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Portescap Integrated Magnetic Encoder

Type D:


Type F :


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Portescap Magnetic Encoder

Type MR: Magneto-Resistive analogsensor, extrapolation

• Disc Diameter: 12.6 mm• Resolution: up to 512 [ppr]

Coming Soon

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Most of the DC motors are customized products from existing motor / gearhead / encoder platforms such as:

• Special shaft (D-cut, slotted)

• Special coil • Special cables & connector• Mix or special product motor assembly including gearbox, encoder, • tachometer, brakes, drive systems,…• Gearbox special ratio• Customized gearbox (spur, planetary, worm & wheel, belt, right angled…)• Special/different material or material treatment • Special lubricant (A&D applications)• Rotor reinforced • EMC filter in the motor end-cap• Better product integration into customer application

• gearbox, encoder better integrated (length optimization)• product sub-assemblies with customer value added• motor diameter optimization

Product Capabilities

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