rev.

page

date

DESCRIPTION: DC/DC converter

2 of 3

08/2007

20050

phone

phone 503.612.2300 fax

fax 503.612.2382

PART NUMBER: VABD3 series

INPUT

input voltage range

12V

9-18V

24V

18-36

48V

36-72

input filter

Pi Type

OUTPUT

voltage accuracy

±2.0% max.

voltage balance (dual)

±1.0% max.

temperature coefficient

±0.05% / °C max.

ripple and noise, 20MHz BW

3.3V / 5V

100mV p-p max.

12V / 15V

1% p-p max.

short circuit protection

continuous

line regulation

±0.5%

load regulation

±0.5%

±1.0%

GENERAL SPECIFICATIONS

efficiency

see table

isolation resistance

switching frequency

100kHz min.

isolation resistance

operating temperature range

-25°C to +71°C

storage temperature

-40°C to +100°C

case Temp.(plastic case)

95°Cmax.

(copper case)

100°Cmax.

cooling

free air convection

EMI/RFI

conductive EMI Meet EN55022 Class B

dimensions

1.25x0.8x0.5 inches

(31.8x20.3x12.7mm)

ISOLATION VOLTAGE

500 VDC min

standard models

1.5K VDC mon

suffix HM” models

suffix “H” models

CASE MATERIAL

standard models

non-conductive black plastic

black coated copper with

non-conductive base

NOTES:

1. measured from high line to low line

2. measured from full load to 10% load

3. measured from full load to 1/4 load

4. non-conductive black plastic only

5. suffix “-1” to the model number with

remote on/off for “H”/”HM” versions only