INTERNATIONAL RECTIFIER - THE POWER MANAGEMENT LEADER

Motor Control Solutions

International Rectifier offers a series of fully integrated Brushless DC Motor Controllers. The product line consists of sensorless controllers, analog controllers and stand-alone power modules in H-bridge, half-bridge and 3-phase configurations. The analog and digital control products pack control circuitry and the power stage in a single, high-density package. Our designs utilize chip and wire and/or PCB (SMT and through-hole) assembly technologies. The high reliability devices are available in a variety of hermetic and plastic packages. No matter what your needs, we can provide cost-effective, application-specific solutions that meet the requirements of the most demanding and rugged environments.

Topics: 
Total Drive: i-Motion Sensorless Digital Control for BLDC Motors
OM9300 Analog Controller Series for BLDC Motors
RAD-Hard Motor Drivers
IGBT High Power Multi Chip Modules
Product Applications

Product Applications 
Fuel pump systems
Starter generators
Flight control systems
Cargo loading systems
Braking systems
Actuators
Canopy ejectors
Compressors
Fan and environmental cooling
Hoists and winches
Robotics
Vetronics traction

 
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Total Drive: i-Motion Sensorless Digital Control for BLDC Motors
The International Rectifier IRMCT3UF1 supports integration of PM motor systems requiring sensorless control of speed/torque over wide (20:1) speed range and performance (high starting torque, speed to 25Krpm). Sinusoidal commutation and field oriented control (FOC) combined with low loss PWM minimizes torque ripple, improves motor efficiency, and boosts torque per ampere.

IR’s popular new sensorless iMotion technology simplifies configuration of the controller to suit a wide variety of PMAC and BLDC type motors. Users can quickly evaluate the technology and then tailor the drive design to a particular application using an integrated tool-set. Motion control products developed in this new software-less manner can thus be brought to market faster using the powerful integral register-mapped tools for configuration of motor and application parameters.

Fact Sheet: i-Motion Digital Sensorless Motor Drive Module. PDF


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Product Applications 
Motion Control Engine (MCE) eliminates software programming
Algorithm development reduced to simple menu selections
Robust algorithm, tolerant of parameter variation - supports a variety of PMAC/BLDC motors
No motor voltage feedback required – minimizes additional hardware
Fast control loop execution – controls low inductance, high speed motors
Advanced Space Vector Modulator – low loss, low EMI features
Accurate speed regulation with integrated start and ramp functions
Digital (RS232/422) or analog speed control
Discrete I/O includes START/STOP,FAULT,FLTCLR
Light weight plastic frame on IMS substrate
Operating temp –40 º C to +85 º C
15Arms current, up to 48V DC bus

Part Family Package Circuit Bus Voltage (V) ID (A) TA Min TA Max Output Stage Technology
IRMCT3UF1 HiRel Motor Controllers MP-3T Digital Motion Control Technology Controller 28 to 48 15 -40 85 MOSFET

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OM9300 Analog Controller Series for BLDC Motors
One example of OM9300 Series is OM9369, a versatile 3-phase brushless dc motor controller/driver subsystem housed in a plastic or hermetic 43 pin flat pack. The device is best used as a two quadrant speed controller for controlling/driving fans pumps and motors in application which require small size. Typical size brushless DC motors that the OM9369 can effectively control range from fractional horse power up to several horse power. The OM9369 is used on DC distribution busses up to and including 270 volt. Integral control feature allows the flexibility to adapt the specific system requirements.

Fully integrated 3-phase Brushless DC motor control subsystem with power stage
Rugged IGBT with soft recovery diode and MOSFETs
25 amp average current rating
300 volt max bus voltage
Internal precision current sensors
Brake input for dynamic braking of motor
Overvoltage/coars input for shutdown of all power switches
Hermetic or plastic packages


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Part Number Package Type Output Stage Technology Max Voltage Typical Bus Voltage Continuous Current Operating Temp.Range Application
OM9369SF F-43 Hermetic IGBT 300V 270V 25A -55 to +125°C 3-Phase brushless DC motor controller/driver
OM9369SP MP3-43L Industrial IGBT 300V 270V 25A -40 to +85°C 3-Phase brushless DC motor controller/driver
OM9371SF F-43 Hermetic MOSFET 60V 28V 25A -55 to +125°C 3-Phase brushless DC motor controller/driver
OM9371SP MP3-43L Industrial MOSFET 60V 28V 25A -40 to +85°C 3-Phase brushless DC motor controller/driver
OM9373SF F-43 Hermetic MOSFET 100V 48V 25A -55 to +125°C 3-Phase brushless DC motor controller/driver
OM9373SP MP3-43L Industrial MOSFET 100V 48V 25A -40 to +85°C 3-Phase brushless DC motor controller/driver
OM9375SF F-43 Hermetic MOSFET 200V 74V 25A -55 to +125°C 3-Phase brushless DC motor controller/driver
OM9375SP MP3-43L Industrial MOSFET 200V 74V 25A -40 to +85°C 3-Phase brushless DC motor controller/driver
OMC506 MP-3T Industrial MOSFET 32V 28V 10A -25 to +85°C Closed loop speed controller for 3-phase DC motors
OMC507 PWB-1/PCB-1 Industrial MOSFET 30V 28V 5A 0 to +85°C 3-Phase brushless DC motor

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RAD-Hard Motor Drivers

IR also has RAD-Hard hybrid motor drivers to address the need for BLDC Motor control in space applications. Typical 3-phase motor driver devices are packaged in a hermetic 32 pin metal can, and are designed to withstand the wide operational temperature range demanded in space applications. Internal to the device is IR’s radiation hardened MOSFETs and gate drivers. These devices support motor bus voltages up to 160 Vdc and is capable of 3.2 amps motor current per phase.

Fully integrated 3-phase brushless DC motor driver and power stage
TID capable to 100K Rad(Si)
Parts are space level screened - which means parts are tested to withstand and operate in the severe environmental condition of space. This results in enhanced reliability for the designer
Independently controlled high and low side inputs
Cycle by cycle current control
CMOS Schmitt trigger inputs with pull downs
Under voltage lockout for all channels
Dv/dt immune
High density hermetic packages
-55º C to +125º C operation
Peak motor voltage: 160 volts
Peak Output current: 5 amps. Continuous output current: 3.2 amps
Maximum power dissipation: 6.7 watts
Maximum Output Current: 3A
Available in 32 pin flat pack hermetic package

Please contact our HiRel group for further information.


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IGBT High Power Multi Chip Modules

IR offers a broad range of standard and custom IGBT modules up to 200 amps as a 3-phase bridge and 600 amps in phase leg configurations. Additional brake chopper and gate protection circuitry can also be included in the module. The latest IGBT and soft recovery diodes are packaged on an isolated substrate and metal base plate with a plastic enclosure. These devices are built and screened in accordance with MIL-PRF-38534 and are designed for use in military, commercial aircraft and electric vehicles where reliability and performance of “Near” hermetic packaging is required. The module meets the industry standard pin configuration, and the power electronics are encapsulated in a proprietary sealing method. The unique sealing method of the power semiconductors includes a conformal coating and epoxy seal that resists moisture even at elevated temperatures. This ability to resist high moisture and temperature, HAST Highly Accelerated Stress Test (HAST) testing, mimics the welded “Hermetic” metal package and is how we have adopted the term “near hermetic” to describe the package.

Fully integrated 3-phase Brushless DC motor control with power stage
Rugged light weight “Near Hermetic” package
Gen IV IGBT technology
Soft recovery rectifiers
Ultra low thermal resistance
Zener gate protection
Low conduction and switching losses
-55 º C to +125 º C operation
Screening to the intent of MIL-PRF-38534
Short circuit capability
2 ohms series gate resistor
High altitude operation 85,000 feet above sea level

HiRel Half-Bridge IGBT MCM
Part Package Collector Emitter Voltage - VCE (V) Collector Current Ic (A) Saturation Voltage - VCE(Sat) (V) Gate Emitter Voltage - VGE Delay time on/Delay time off - td(on)/td(off) (ns) Turn On/Turn Off Losses E(on)/E(off) mJ Diode Forward Voltage Vf (V) Diode Reverse Recovery Charge Qrr (uC)
G300HHCK12P2 HiRel INT-A-Pak 2 1200 300 1.8 +/- 20 830 / 1900 100 / 55 1.9 15.0
G450HHBK06P2 HiRel INT-A-Pak 2 600 450 1.8 +/- 20 800 / 2800 45 / 60 1.1 9.5

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