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

8.3 V - 14 V Input

0.75 V - 5.5 V/6 A Output

Input Specifications

Parameter

Min

Typ

Max

Notes

Input Voltage

8.3 V

12 V

14 V

Input Current (full load)

Vo=5.0 V

Vo=3.3 V

Vo=2.5 V

Vo=1.8 V

Vo=0.75 V

-

-

-

-

-

2.75 A

1.85 A

1.45 A

1.05 A

0.55 A

4.0 A

2.8 A

2.2 A

1.6 A

0.8 A

Input Current (no load)

Vo=5.0 V

Vo=0.75 V

-

-

-

-

100 mA

20 mA

Remote Off Input Current

-

1 mA

2 mA

Input Reflected Ripple Current (pk-pk)

-

120 mA

-

Input Reflected Ripple Current (rms)

-

40 mA

-

Tested with two 100 uF/25 V tantalum

input capacitors & simulated source

impedance of 1uH, 5 Hz to 20 MHz.

I

-

0.002 A

0.02 A

Turn-on Voltage Threshold

-

8.1 V

8.2 V

Turn-off Voltage Threshold

-

7.5 V

8.0 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, lo=lomax, full load

Output Voltage Set Point

-2.5%Vo,set

-

3.5%Vo,set

Over all operating input

voltages, resistive loads and

temperature conditions

Adjustment Range Selected by

External Resistor or Voltage

0.7525 V

-

5.5 V

Load Regulation

-0.5%Vo,set

0.4%Vo,set

0.5%Vo,set

Io=Io, min to Io, max

Line Regulation

-0.4%Vo,set

0.3%Vo,set

0.4%Vo,set

Vin=Vin, min to Vin, max

Regulation Over Temperature

(-40

°C to +85 °C)

-

0.5%Vo,set

-

Tref=Ta, min to Ta, max

Output Current

0 A

-

6 A

Current Limit Threshold

7.2 A

-

18 A

Short Circuit Surge Transient

-

0.25 A

-

Ripple and Noise (pk-pk)

Vo=0.75 V

Vo=3.3 V

Vo=5.0 V

-

-

-

20 mV

60 mV

75 mV

-

-

-

Ripple and Noise (rms)

Vo=0.75 V

Vo=3.3 V

Vo=5.0 V

-

-

-

7 mV

20 mV

25 mV

-

-

-

Tested with 0-20 MHz, with

10 uF/10 V tantalum capacitor

& 1uF/10 V TDK ceramic

capacitor at the output.

Turn on Time

-

8 mS

10 mS

Overshoot at Turn on

-

0%

3%

Output Capacitance

ESR

≥ 1mohm

ESR

≥ 10mohm

0 uF

0 uF

-

-

1000 uF

3000 uF