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: VAS3 series

INPUT

input voltage range

±10%

input filter

LC type

OUTPUT

voltage accuracy

±3.0% max.

temperature coefficient

±0.02% / °C max.

ripple and noise, 20MHz BW

50mV p-p max.

short circuit protection

indefinite & current limit

single/dual

±0.3%

single

±0.5%

dual

±1.0%

GENERAL SPECIFICATIONS

efficiency

see table

isolation capacitance

150 pF typ.

isolation resistance

switching frequency

80K Hz min.

operating temperature range

-25°C to +71°C

storage temperature range

-40°C to +100°C

case temperature

100°C max.

cooling

free air convection

dimensions

1.25x0.8x0.4 inches

(31.8x20.3x10.2mm)

ISOLATION VOLTAGE

500 Vdc min

standard models

CASE MATERIAL

standard models

black coated copper with non-conuductive base

NOTES:

1. measured from high line to low line

2. measured from full load to 10% load