VCD40 datasheet(2/5 Pages) CUI

2 / 5 page

rev.

page

date

DESCRIPTION: DC/DC converter

2 of 5

10/2007

20050

SW 112th Ave. Tualatin, Oregon 97062

phone

phone 503.612.2300 fax

fax 503.612.2382

PART NUMBER: VCD40 series

INPUT

input voltage range

12V:

9-18V

24V:

18-36V

48V:

36-72V

under voltage lockout

12 Vin power up

8.8 V

12 Vin power down

8.0 V

24 Vin power up

17 V

24 Vin power down

16 V

48 Vin power up

34 V

48 Vin power down

32 V

input filter

Pi type

Output

voltage accuracy

single / dual output

±1.5% max.

triple: main

±1.5% max.

auxiliary

±5.0% max.

transient response:

75-100% step load change

error band

±5% Vout nominal

recovery time

<300 μS

output voltage adjustment range

90-110%

ripple & noise

20MHz BW

2.5 V & 3.3 V & 5 V

20 mV RMS, max., 50 mV pk-pk, max.

12 V & 15 V

20 mV RMS, max., 75 mV pk-pk, max.

temperature coefficient

±0.02%/°C

line regulation1

single/dual

±0.5% max.

triple...main

±1.0% max.

auxiliary

±5.0% max.

load regulation2

single/dual

±0.5% / ±1.0% max.

triple...main

±2.0% max.

auxiliary

±5.0% max.

over-voltage protection

3.3 V

3.6 V

5 V

6.2 V

12 V

15 V

18 V

output current limit

% nom. output

110-140%

short circuit protection

continuous

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