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

3.3 Vdc Input

0.9 Vdc - 2.5 Vdc/15 A Output

Input Specifications (continued)

Parameter

Min

Typ

Max

Notes

Remote Off Input Current

Vo=2.5 V

Vo=1.8 V

Vo=1.5 V

Vo=1.2 V

Vo=0.9 V

-

-

-

-

-

12 mA

12 mA

17 mA

15 mA

15 mA

20 mA

20 mA

20 mA

20 mA

20 mA

Input Reflected Ripple Current (pk-pk)

Vo=2.5 V

Vo=1.8 V

Vo=1.5 V

Vo=1.2 V

Vo=0.9 V

-

-

-

-

-

80 mA

110 mA

130 mA

100 mA

85 mA

120 mA

160 mA

180 mA

150 mA

135 mA

Input Reflected Ripple Current (rms)

Vo=2.5 V

Vo=1.8 V

Vo=1.5 V

Vo=1.2 V

Vo=0.9 V

-

-

-

-

-

25 mA

30 mA

40 mA

30 mA

25 mA

40 mA

50 mA

60 mA

50 mA

40 mA

Tested with simulated source

impedance of 500nH and two

270uF/16V (P/N: 16SP270M SANYO)

Oscon Capacitors at the input

I

Vo=2.5 V

Vo=1.8 V

Vo=1.5 V

Vo=1.2 V

Vo=0.9 V

-

-

-

-

-

0.02 A

0.015 A

0.01 A

0.008 A

0.008 A

0.04 A

0.03 A

0.02 A

0.016 A

0.016 A

Turn-on Voltage Threshold

-

2.8 V

-

Turn-off Voltage Threshold

-

2.5 V

-

Output Specifications

Parameter

Min

Typ

Max

Notes

Output Voltage Set Point

2.450 V

1.764 V

1.470 V

1.176 V

0.882 V

2.5 V

1.8 V

1.5 V

1.2 V

0.9 V

2.550 V

1.836 V

1.530 V

1.224 V

0.918 V

Test condition:

Vin=3.3 V, lout=full load

Load Regulation

-

-

-

-

-

6 mV

5 mV

4 mV

3 mV

3 mV

12.5 mV

9.0 mV

7.5 mV

6.0 mV

6.0 mV

Line Regulation

-

-

-

-

-

4 mV

3 mV

3 mV

2 mV

2 mV

7.5 mV

5.5 mV

4.5 mV

4.0 mV

4.0 mV

Regulation Over Temperature

(-40

°C to +85 °C)

-

-

-

-

-

30 mV

20 mV

15 mV

15 mV

10 mV

50 mV

40 mV

30 mV

25 mV

20 mV