Rev.04.02.08

qbwiibc

2 of 4

Embedded Power for

Business-Critical Continuity

All specifications are typical at nominal input, full load at 25 °C unless otherwise stated.

Specifications

OUTPUT SPECIFICATIONS

Output voltage

(Nominal)

12 Vdc

Output votage range

10.8-13.2 Vdc

Total regulation

±10% max. 36-75 Vin

(Over line, load and

±5% max. 40-60 Vin

temperature)

Output current

0 A min.

14 A max.

Ripple and noise

(0-20 MHz)

150 mV pk-pk

(See Note 2)

Output capacitance

External to unit

200 μF min.

INPUT SPECIFICATIONS

Input voltage range

36-75 Vdc

Input current

No load

100 mA

Max.

3.9 A max. @ 48 Vin

Active low remote ON/OFF (See Note 1)

Open collector ref to input

ON

>1.1 Vdc or floating

OFF

<0.8 Vdc

Start-up time

Power-up from

15 ms typ.

Remote ON/OFF

EMC CHARACTERISTICS

Conducted emissions

EN55022

Level A

EN55022

Level B

Radiated emissions

EN55022

Level A

Immunity:

ESD air

EN61000-4-2 8 kV

ESD contact

EN61000-4-2 6 kV

Radiated field enclosure

EN61000-4-3 10 V/m

Conducted (dc power)

EN61000-4-6 10 V

Conducted (signal)

EN61000-4-6 10 V

Input transients

ETS 300 132-2, ETR 283

GENERAL SPECIFICATIONS

Efficiency

94.5% typ.

Basic insulation

Input/output

2250 Vdc

Switching frequency

Fixed

333 kHz

Approvals and

EN60950 (TÜV Product Service)

standards

UL/cUL60950

Material flammability

UL94V-0

Weight

40 g (1.43 oz)

MTBF

MIL-HDBK-217F

156,000 hours

Representative model:

14 A @ 48 Vin, 40 °C

100% load ground benign

Telcordia SR-332

1,231,000 hours

ENVIRONMENTAL SPECIFICATIONS

Thermal performance

Operating ambient

-40 °C to +100 °C

(See Note 3)

temperature

Non-operating

-55 ºC to +125 ºC

PROTECTION

Current limit and short-circuit

Hiccup, auto recovery

Thermal

Auto recovery