50 A VRPower® Integrated Power Stage, NDC300RA Replace SIC634.
FEATURES

• Capable of Average Currents up to 55 A.

• Capable of Switching at Frequencies up to 1 MHz.

• Compatible with 3.3 V or 5 V PWM Input.

• Responds Properly to 3-level PWM Inputs.

• Option for Zero Cross Detection with 3-level PWM.

• Internal Bootstrap Diode.

• Undervoltage Lockout.

• Supports Intel® Power State 4.







PIN CONFIGUTION
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SIC634 SIC634.pdf

No.13932

FEATURES

• Thermally enhanced PowerPAK® MLP55-31L package

• Vishay’s Gen IV MOSFET technology 

   and a ow-side MOSFET with 

   integrated Schottky diode

• Delivers in excess of 50 A continuous current,

55 A at 10 ms peak current

• High efficiency performance

• High frequency operation up to 2 MHz

• Power MOSFETs optimized for 19 V input stage

• 5 V PWM logic with tri-state and hold-off

• Supports PS4 mode light load requirement for IMVP8 with low shutdown supply current (5 V, 3 μA)

• Under voltage lockout for VCIN

• Material categorization: for definitions of compliance please

PIN CONFIGUTION
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