Custom Power Supplies
DSC Power Solutions Inc.

200 Amp Voltage Regulator Module DC to DC Converter

300 Watt Military Grade Power ATX Supply Product Description

This unit is a 200 amp, Voltage Regulator Module (VRM), single output, non-isolated, commercial grade dc to dc converter designed for ASIC cores.

Product Features

  • Maximum Output Current: 220A (Continuous)
  • Input Range: 10.8 to 13.2Vdc
  • Size: 1.15” x .25” x 8.25”
  • CMOS Compatible Interface
AC Input
  • Nominal Input:  12Vdc
  • Input Voltage Range:  10.8 to 13.2Vdc
  • Under Voltage Lock Out

Output Selection Guide

Model #:


Max Current



220 Amps at 1Vdc

DC Output Characteristics

  • Static Line Regulation:  ±0.5% typical (Over full input range).
  • Static Load Regulation:  ±0.5% typical (No load to full load; nominal input).
  • Output Ripple/Noise:  1% typical (P-P; nominal input; full load; 20MHz bandwidth)
  • Minimum Load:  Not required.
  • Set Point Accuracy:  ± 2.0% of output voltage (Nominal input; full load; 25°C)
  • Transient Response:  ± 2.0% deviation for a 10% to 50% step load change with 2msec recovery.
  • Overshoot:  Turn-on and turn-off overshoot should not exceed 5% over nominal voltage.

Electrical Characteristics

  • Efficiency:  85% Minimum (Measuring at 12Vdc and full load).
  • Turn On Delay: 2 second maximum from application of DC line.
  • Hold-Up Time:  None
  • Insulation Resistance at 500Vdc: 10Mohms (Output to case).
  • Temperature Regulation: ±-2.0%/ºC (±.005%/ ºC max; over operating temp range)


  • Over Current Limit: 105-115% of maximum current (Automatic recovery)
  • Over-Voltage Protection: 110-120% of nominal output voltage (Latching) - OPTIONAL
  • Short Circuit: Auto-Recovery after short circuit condition is removed.
  • Over temperature Protection: The power supply is protected for over temperature conditions with thermal shutdown. Auto-Recovery when temperature returns to normal.
  • Operating Temperature: 0º to +40º C (Ambient)
  • Storage Temperature: -10º to 70º C
  • Operating Humidity: 0 to 85% RH, Non-condensing
  • Storage Humidity: 10% to 95% RH, Non-condensing
  • Conducted EMI: Designed to meet FCC Class B & EN 55022 Class B compliant
  • Safety Agency: Designed to meet cUL (UL60950-1/CSA60950-1),  TUV (EN60950-1) & CE (LVD)
  • Cooling: Forced air, required. Minimum 400CFM at 25°C.


  • Outline Dimensions: 5.0" X 5.0" X 15.5" (H X W X L)
  • Weight: 1 lbs.
  • Input/Output Connector: 2X - 56 Pin Edge Card
  • Signal Connector:  2X – 12 Pin Edge Card

Optional Controls, Alarms and Signals

  • Power Good - Output
  • Output Enable – Input
  • VRM Present
  • Voltage Control (VID) – Input
  • Voltage Monitor - I²C
  • Power Sequencing


  • Product specifications subject to change without notice. All rights reserved.
  • The information and specifications contained in this document are believed to be correct and accurate at the time of publication. DSC Power Solutions, Inc. accepts no responsibility for consequences arising from printing errors or inaccuracies pertaining to any use or application of this document.

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