Switched Mode Power Supply (SMPS)

Motor Control Product Solutions

Motor control applications require power supply devices to provide bias, voltage and current, to control devices such as the Fairchild BLDC/PMSM Controller, MCUs (microcontrollers), FPGAs (Field Programmable Gate Arrays), and DSPs (Digital Signal Processors).

Fairchild Power Switch (FPS) devices:

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Primary-Side Regulated (PSR) CV/CC Controllers with Integrated MOSFET, (SMPS): FSEZ13x7

EZ1317a

Fairchild Semiconductor offers a wide range of PSR controllers with and without an integrated MOSFET. Here we feature the FSEZ1317A.

This is just one example of the PSR offerings from Fairchild Semiconductor.

FSEZ1317A Features:

  • Patented PSR technique: EZ-PSR and PWM controller for Constant Voltage (CV) and Constant Current (CC) control without secondary-side feedback circuitry.
  • Cost-effective solution: High integration.
  • Highly rugged 700V MOSFET.
  • Very low component count ⇒ High reliability!
  • Very small standard SOP7 package.
  • Green-mode function: Allows for higher efficiency in light load conditions.
  • Very low standby power: <30mW at no load
  • High energy-efficiency: Meets Energy Star® EPS v2.0 (Level V).

Motor Control Isolated Simplified App Circuit

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Flyback and Forward PWM Controllers with Integrated MOSFET (SMPS): FSL206MR

Motor Control Isolated PWM Controllers

Fairchild Semiconductor offers a wide breadth of Secondary-Side Regulators (SSR). Here we feature the FSL206MR.

FSL206MR Features:

  • Internal Rugged 650V SenseFET
  • Precision Fixed Operating (67kHz)
  • No-load Standby Power <150mW at 265VAC without Bias Winding, <25mW with Bias Winding
  • Frequency Jitter for Attenuating EMI
  • No Need for Auxiliary Bias Winding
  • Low Under Voltage Lockout (UVLO)
  • Ultra-low Operating Current
  • Line Under Voltage Protection
  • Numerous protection features (OLP, OVP, TSD, AOCP, Brown-out)

8-Dip

Motor Control Isolated Creepage
No Creeping issue UL Safety spec meet
 

8-LSOP

Motor Control Isolated SSR Flyback Controller
No Bias Winding Required: < 150mW @ 265VAC
With Bias Winding: < 25mW

Support & Tools

Motion Control Design Tool

This design tool provides motion control design engineers with efficient means of calculating the power losses and temperature rise in Fairchild motor drive SPM modules. The tool addresses three-phase inverter sinusoidal modulation for variable speed drive applications powering permanent magnet synchronous motor (PMSM) and AC induction motors.

Collateral

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