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

10 Vdc - 14 Vdc Input

1.2 Vdc - 5.0 Vdc/10 A Outputs

Input Specifications

Parameter

Min

Typ

Max

Notes

Input Voltage

10 V

-

14 V

Input Current (full load)

-

-

5.7 A

An input line fuse must always be used.

Input Current (no load)

-

-

60 mA

Remote Off Input Current

-

3 mA

10 mA

Input Reflected Ripple Current (pk-pk)

-

100 mA

-

Input Reflected Ripple Current (rms)

-

50 mA

-

Tested with one 1000 uF/25 V Electrolytic

capacitor and four 47 uF tan capacitors

and one 1 uH inductor at the input.

I

-

0.05 A

0.1 A

Turn-on Voltage Threshold

1.2 V - 3.3 V

5.0 V

-

-

7.8 V

9.4 V

-

-

Turn-off Voltage Threshold

1.2 V - 3.3 V

5.0 V

6.7 V

8.0 V

-

-

7.9 V

9.0 V

Note

: All specifications are typical at 25

°C unless otherwise stated.

Output Specifications

Parameter

Min

Typ

Max

Notes

Output Voltage Set Point

-2% Vo,set

-

2% Vo,set

Vin=12 V, full load

Load Regulation

-

10 mV

-

Line Regulation

-

10 mV

-

Regulation Over Temperature

(-40

°C to +85 °C)

-

15 mV

-

Tref=Ta, min to Ta, max

Output Current

0 A

-

10 A

Current Limit Threshold

-

200% Io

-

Short Circuit Surge Transient

-

0.5 A

1 A

Ripple and Noise (pk-pk)

-

50 mV

100 mV

Ripple and Noise (rms)

-

20 mV

40 mV

Tested with 0-20 MHz

Turn on Time

-

7 mS

10 mS

Overshoot at Turn on

-

-

1% Vo,set

Output Capacitance

-

-

5000 uF

Transient Response

50% ~ 100% Max Load

-

200 mV

-

Settling Time

-

25 uS

-

100% ~ 50% Max Load

-

200 mV

-

Settling Time

-

25 uS

-

di/dt=2.5 A/uS, Vin=12 V

Note