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 CONVERTER

4.5 V-32 V Input

1.2 V-3.3 V/1 A Output

Efficiency Data

Efficiency Curve

50.0%

55.0%

60.0%

65.0%

70.0%

75.0%

80.0%

85.0%

90.0%

95.0%

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0

Output Current (A)

4.5 V

20 V

32 V

Efficiency Curve

50.0%

55.0%

60.0%

65.0%

70.0%

75.0%

80.0%

85.0%

90.0%

95.0%

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0

Output Current (A)

4.5 V

20 V

32 V

Vo = 3.3 V

Vo = 2.5 V

Efficiency Curve

50.0%

55.0%

60.0%

65.0%

70.0%

75.0%

80.0%

85.0%

90.0%

95.0%

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0

Output Current (A)

4.5 V

20 V

32 V

Efficiency Curve

50.0%

55.0%

60.0%

65.0%

70.0%

75.0%

80.0%

85.0%

90.0%

95.0%

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0

Output Current (A)

4.5 V

20 V

32 V

Vo = 1.8 V

Vo = 1.5 V

Efficiency Curve

50.0%

55.0%

60.0%

65.0%

70.0%

75.0%

80.0%

85.0%

90.0%

95.0%

0.1 0.2 0.3 0.4 0.5

0.6 0.7 0.8 0.9 1.0

Output Current (A)

4.5 V

20 V

32 V

Vo = 1.2 V