Bel Fuse Inc.

206 Van Vorst Street, Jersey City, NJ 07302

• Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com

ISOLATED DC/DC CONVERTERS

48 V Input 12 V/12 A, 3.3 V/46 A, 5 V/30 A, 1.2 V - 2.5 V/50 A

General Specifications

Parameter

Min

Typ

Max

Notes

Efficiency

90%

89%

88%

87%

85%

82%

80%

93%

92.5%

91%

90.5%

88%

85%

83%

-

-

-

-

-

-

-

Vin=48 V, full load , Ta=25

°C

Switching Frequency

280 kHz

330 kHz

380 kHz

Isolation capacitance

-

1500 pF

-

Input to Output Isolation Voltage

-

-

2000 V

Remote Sense Compesation

-

-

10% Vo

Output Voltage Trim Range

80% Vo

-

110% Vo

The total voltage increased by trim and

remote sense should not exceed

10%Vo.

Over Temperature Protection

-

125

°C

-

Over Voltage Protection

-

130% Vo

-

Vin=48V, full load, Hiccup mode

MTBF

TBD

°C)

Dimensions

Inches

millimeters

2.30 x 1.45 x 0.395

58.42 x 36.83 x 10.03

Weight

-

41 g

-

Control Specifications

Parameter

Min

Typ

Max

Notes

Remote On/Off

Signal Low (Unit On)

-0.3 V

-

0.8 V

Signal High (Unit Off)

Active Low

2.4 V

-

18 V

0RQB-C5TxxL. The remote

on/off pin open, Unit off.

Signal Low (Unit Off)

-0.3 V

-

0.8 V

Signal High (Unit On)

Active High

2.4 V

-

18 V

0RQB-C5Txx0. The remote

on/off pin open, Unit on.

Current Sink

0 mA

-

0.75 mA