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: VEQ30 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 limited 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.

±1.0% max.

12V/15V

±5.0% max.

-5V

±2.0% max.

voltage balance (dual)

±1.0% max.

transient response: single output: 25% step load change

<500

µS

dual output: dualFL-1/2L ± 1% error band

<500

µS

external trim adj. range

±10%

ripple & noise

(20MHz BW)

10mVrms, max

75mVpp, 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