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: VEQ15 series

NOTES:

1. measured from high line to low line

2. measured from full load to 1/4 load

3. max. total power from all outputs is limted to 30 watts

but no output should be allowed to exceed its max. current

4. min. current on each output is required to maintain

specified regulation

INPUT

input voltage range

24V:

9-36V

48V: 18-72V

input filter

PI type

OUTPUT

voltage accuracy

single

output

±1.0% max.

dual

+output

±1.0% max.

-output

±3.0% max.

triple

5V

±3.0% max.

12V/15V

±1.0% max.

voltage balance (dual)

±1.0% max.

transient response: single, 25% step load change

<500

µ sec.

dualFL-1/2L ± 1% error band

<500

µ sec.

External Trim Adj. Range

±10%

Ripple & Noise

20MHz BW

10mV RMS., max

75mV p-p., max

temperature coefficient

±0.02%/°C

short circuit protection

continuous

single/dual

±0.2% max

triple

±1.0% max

single/dual

±1.0% max

triple

±5.0% max

GENERAL SPECIFICATIONS

efficiency

see table

isolation voltage

500VDC min.

Isolation resistance

switching frequency

200KHz, typical

operating temperature range

-25°C to +71°C

case temperature

100°C max

cooling

free air convection

storage temperature range

-55°C to +105°C

EMI/RFI

six-sided continuous shield

dimensions

2.56x3.0x0.83 inches

(65x76.2x21.1mm)

case material

black coated copper with non-conductive base