Bel Fuse Inc.

206 Van Vorst Street, Jersey City, NJ 07302

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

NON-ISOLATED DC/DC CONVERTERS

3.0 Vdc - 5.5 Vdc Input

1.0 Vdc - 3.3 Vdc/12 A Output

General Specifications

Parameter

Min

Typ

Max

Notes

Efficiency

90%

86%

84%

81%

79%

77%

93%

89%

87%

84%

82%

80%

-

-

-

-

-

-

Vin=5 V, full load

Efficiency

85%

81%

79%

76%

88%

84%

82%

79%

-

-

-

-

Vin=3.3 V, full load

Switching Frequency

250 kHz

300 kHz

350 kHz

Output Trim Range

-

Remote Sense Compensation

-

-

10%

SMD module

MTBF

4,038,174 hours

°C)

Dimensions (surface mount)

Inches (L × W × H)

Millimeters (L × W × H)

0.78 x 0.70 x 0.32

19.81 x 17.78 x 8.128

Dimensions (vertical)

Inches (L × W × H)

Millimeters (L × W × H)

0.70 x 0.308 x 0.65

17.78 x 7.82 x 16.51

Weight

-

5.1 g

-

Control Specifications

Parameter

Min

Typ

Max

Notes

Remote On/Off

-

-

0.9 V (Vin=3.0 V)

-

-

1.35 V (Vin=4.5 V)

Signal Low (Unit Off)

-

-

1.65 V (Vin=5.5 V)

2.1 V (Vin=3.0 V)

-

-

3.15 V (Vin=4.5 V)

-

-

Signal High (Unit On)

3.85 V (Vin=5.5 V)

-

-

Remote on/off pin open, unit on.