rev.

page

date

DESCRIPTION: DC/DC converter

3 of 5

10/2007

20050

phone

phone 503.612.2300 fax

fax 503.612.2382

PART NUMBER: VCD40 series

GENERAL SPECIFICATIONS

efficiency

see table

isolation voltage

(input to output)

1500VDC min.

Isolation Resistance

switching frequency

350KHz, typical

case grounding

connected to output common

-40°C to 85°C

100°C max.

storage temp.

-55°C to 125°C

thermal shutdown

case temp.

110°C typ.

cooling

free-air convection

EMI/RFI

six sided continuous shield

dimensions

2x2x0.4 inches

(50.8x50.8x10.2mm)

weight

65 g

case material

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. logic compatibility

CMOS or open collector TTL, ref. to -Vin

module ON

>3.5 VDC to 75 VDC or open circuit

module OFF

<1.8 VDC

4. suffix “N” to the model number with negative logic remote ON/OFF

module ON

<1.8 VDC

module OFF

>3.5 VDC to 75 VDC or open circuit

5. ± sense

if ±sense is not being used the +sense should be connected to +Vout and the -sense should be connected to the -Vout

6. maximum case temperature under any operating condition should not exceed 100°C