V300C28T250B datasheet, PDF - EEWORLD Datasheet

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V300C28T250B: Description1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE; Categoryaccessories; File Size143KB，8 Pages; ManufacturerVICOR; Websitehttp://www.vicorpower.com/

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V300C28T250B Overview

1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE

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Features

•

300Vin / 28Vout / 250Watts

DC-DC Converter Module

Model Number V300B28C250B*

DC input range: 180 - 375V

Input surge withstand: 400V for 100ms

DC output: 28V

Programmable output: 10 to 110%

Regulation: ±0.3%

Efficiency: 88.5%

Maximum operating temperature:

100°C at full load

Power density: 100W/cubic inch

Height above board: 0.43 in. (10,9 mm)

Parallelable, with N+M fault tolerance

Low noise ZCS/ZVS architecture

Shown actual size:

2.28 x 2.2 x 0.5 in

57,9 x 55,9 x 12,7 mm

Typical Applications:

off-line systems,

distributed power and electric vehicles

Product Overview

This DC-DC converter module uses

Absolute Maximum Ratings

2nd Generation power processing, control

and packaging technologies to provide the

performance, flexibility and cost effectiveness

Parameter

Rating

expected of a mature power component.

+In to –In voltage

-0.5 to +375

For example, a plated-cavity core transformer

+In to –In voltage

400

couples widely separated primary and

PC to –In voltage

-0.5 to +7.0

secondary windings, resulting in low in-to-

out parasitic capacitance and noise.

PR to –In voltage

-0.5 to +7.0

High frequency ZCS/ZVS switching,

+Out to –Out voltage

-0.5 to +36.9

advanced power semiconductor packaging

+Sense to –Out voltage

-0.5 to +36.9

and thermal management provide high

–Sense to –Out voltage

1.0

power density with low temperature

SC to –Out voltage

-0.5 to +1.5

gradients. Extensive use of silicon

integration results in 1/3 the part count

Isolation voltage (in to out)

3000

of a 1st Generation converter.

Isolation voltage (in to base)

1550

Unit

Vdc

Vrms

°C

°F (°C)

in-lbs (N-m)

Notes

<100ms

* Part Numbering

Isolation voltage (out to base)

Storage temperature (C–Grade)

Operating temperature (C–Grade)

Style

Base-

plate

500

-40 to +125

-20 to +100

500 (260)

750 (390)

5 (0.57)

V 300 B 15 C 250 B

Input Voltage

24 = 24Vin

48 = 48Vin

300 = 300Vin

375 = 375Vin

A = Maxi

B = Mini

C = Micro

Output

Voltage

Output

Power

See part numbering chart on this

page for other product grades.

Baseplate

<5 sec; wave solder

<7 sec; hand solder

6 each, # 4-40 or M3

Pin soldering temperature

Mounting torque

Product Grade Temperatures (°C)

Grade

Storage

Operating

C = - 40 to +125 - 20 to +100

T = - 40 to +125 - 40 to +100

H = - 55 to +125 - 40 to +100

M = - 65 to +125 - 55 to +100

Thermal Resistance and Capacity

Parameter

Baseplate to sink; flat, greased surface

Baseplate to sink; thermal pad (P/N 20264)

Baseplate to ambient

Baseplate to ambient; 1000 LFM

Thermal capacity

Min

Typ

0.16

0.14

8.0

1.9

Max

Unit

°C/Watt

Watt-sec/°C

For pin styles see page 6. Slotted baseplate

(style 1) requires no designator. For

threaded baseplate add a “2” to the end of

the part number. For thru-hole, add a “3”.

See page 7 for dimensions.

Vicor Corp.

Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715

V300B28C250B DC-DC Converter

Rev. 3

Page 1 of 8

Set your site on VICOR at www.vicorpower.com

V300C28T250B Related Products

	V300C28T250B	V300C28M250B	V300C28H250B	V300C28C250B	V300A28T250B	V300A28M250B	V300A28H250B	V300A28C250B
Description	1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE	1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE	1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE	1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE	1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE	1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE	1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE	1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE

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