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

4.5 Vdc - 13.2 Vdc Input

0.9 Vdc - 5.0 Vdc/3 A Output

Output Specifications

Parameter

Min

Typ

Max

Notes

Output Voltage Set Point

4.900 V

3.234 V

2.450 V

1.764 V

1.470 V

1.176 V

0.980 V

0.882 V

5.0 V

3.3 V

2.5 V

1.8 V

1.5 V

1.2 V

1.0 V

0.9 V

5.100 V

3.366 V

2.550 V

1.836 V

1.530 V

1.224 V

1.020 V

0.918 V

Test condition:

Vin=8 V, lout=full load

Line Regulation

-

-

-

-

-

-

-

-

10 mV

8 mV

6 mV

6 mV

5 mV

5 mV

5 mV

5 mV

15 mV

10 mV

10 mV

10 mV

8 mV

8 mV

8 mV

8 mV

Load Regulation

-

-

-

-

-

-

-

-

15 mV

10 mV

8 mV

8 mV

5 mV

5 mV

5 mV

5 mV

25 mV

20 mV

15 mV

15 mV

10 mV

10 mV

10 mV

10 mV

Regulation Over Temperature

(0

°C to 70 °C)

-

20 mV

40 mV

Output Current

0 A

-

3 A

Current Limit Threshold

3.3 A

-

8 A

Short Circuit Surge Transient

-

0.02 A

0.08 A

Ripple and Noise (rms)

-

15 mV

40 mV

BW = 0-20 MHz.

Ripple and Noise (pk-pk)

50 mV

100 mV

BW = 0-20 MHz.

Turn on Time

-

-

60mS

Overshoot at Turn on

-

0%

3%

Output Capacitance

0 uF

-

1200 uF

Transient Response

Overshoot

-

150 mV

200 mV

50% ~ 100%

Max Load

Settling Time

-

60 uS

120 uS

Overshoot

-

150 mV

200 mV

100% ~ 50%

Max Load

Settling Time

-

60 uS

120 uS

Overshoot

-

110 mV

150 mV

50% ~ 100%

Max Load

Settling Time

-

60 uS

120 uS

Overshoot

-

110 mV

150 mV

100% ~ 50%

Max Load

Settling Time

-

60 uS

120 uS

Overshoot

-

110 mV

150 mV

50% ~ 100%

Max Load

Settling Time

-

60 uS

100 uS

Overshoot

-

110 mV

150 mV

100% ~ 50%

Max Load

Settling Time

-

60 uS

100 uS

di/dt = 0.5 A/uS;

Vin = 8 V;

Ta = 25

°C and with a

220 uF Tan. capacitor on

output