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DVHV2800D Series

HIGH RELIABILITY HYBRID

DC-DC CONVERTERS

DESCRIPTION FEATURES

High Reliability The DVHV series of high reliability DC-DC

converters is operable over the full military (-55 °C to Very Low Output Noise +125 °C) temperature range with no power derating. Wide Input Voltage Range: 15 to 50 Volts per Unique to the DVHV series is a magnetic feedback MIL-STD-704 circuit that is radiation immune. Operating at a Up to 15 Watts Output Power nominal fixed frequency of 475 kHz, these regulated, Radiation Immune Magnetic Feedback Circuit isolated units utilize well controlled undervoltage NO Use of Optoisolators lockout circuitry to eliminate slow start-up problems. Undervoltage Lockout Indefinite Short Circuit Protection These converters are designed and manufactured in

Current Limit Protection

a facility qualified to ISO9001 and certified to MIL- Industry Standard Pinout

PRF-38534 and MIL-STD-883.

High Input Transient Voltage: 80 Volts for 1 sec

per MIL-STD-704A

This product may incorporate one or more of the

Radiation Hardened Version Available following U.S. patents:

Precision Seam Welded or Solder Seal

Hermetic Package 5,784,266

Custom Versions Available 5,790,389

Additional Environmental Screening Available 5,963,438

Meets MIL-STD-461C and MIL-STD-461D EMC 5,999,433

Requirements When Used With a DVMC28 EMI 6,005,780

Filter 6,084,792

Flanged and Non-flanged Versions Available. 6,118,673

MIL-PRF-38534 Element Evaluated

Components

Figure 1 – DVHV2800D / DVHV2800DF DC-DC Converter

(Not To Scale)