VT048A020T080FP datasheet(5/11 Pages) VICOR

5 / 11 page

Voltage Transformation Module

VT048A020T080FP

vicorpower.com

Rev. 1.1

Page 5 of 11

SPECIFICATIONS (CONT.)

Parameter

Min

Typ

Max

Unit

Notes

MTBF

MIL-HDBK-217F

3.5

Mhrs

25°C, GB

Isolation specifications

Voltage

2,250

Vdc

Input to output

Capacitance

2,500

Input to output

Resistance

Input to output

Agency approvals

cTÜVus

UL /CSA 60950-1, EN 60950-1

CE Mark

Low voltage directive

RoHS

Mechanical

See Mechanical Drawings, Figures 15, 16

Weight

1.10/31.3

oz /g

Dimensions

Length

1.91/48,6

in / mm

Baseplate model

Width

1.09/27,7

in / mm

Baseplate model

Height

0.37/9,5

in / mm

Baseplate model

Thermal

Over temperature shutdown

125

130

135

°C

Junction temperature

Thermal capacity

23.8

Ws /°C

Baseplate-to-ambient

7.7

°C / W

Baseplate-to-ambient; 1000 LFM

2.9

°C / W

Baseplate-to-sink; flat, greased surface

0.40

°C / W

Baseplate-to-sink; thermal pad

0.36

°C / W

General Specifications

Parameter

Min

Typ

Max

Unit

Notes

Primary Control (PC)

DC voltage

4.8

5.0

5.2

Vdc

Module disable voltage

2.4

2.5

Vdc

Module enable voltage

2.5

2.6

Vdc

VC voltage must be applied when module is

enabled using PC

Current limit

2.4

2.5

2.9

Source only

Disable delay time

µs

PC low to Vout low

VTM Control (VC)

External boost voltage

Vdc

Required for VTM start up without PRM

External boost duration

Vin > 26.0 Vdc. VC must be applied continuously

if Vin < 26.0 Vdc.

Auxiliary Pins

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