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

Output Specifications (continued)

Parameter

Min

Typ

Max

Notes

Output Current

0 A

-

15 A

Current Limit Threshold

18 A

-

35 A

Short Circuit Surge Transient

-

0.2 A

0.4 A

Turn on Time

-

6 mS

10 mS

Overshoot at Turn on

-

0%

3%

Output Capacitance

-

-

6800 uF

Output Ripple and Noise (pk-pk)

-

-

-

-

-

20 mV

25 mV

30 mV

25 mV

20 mV

50 mV

50 mV

60 mV

50 mV

50 mV

Output Ripple and Noise (rms)

-

-

-

-

-

5 mV

7 mV

8 mV

6 mV

5 mV

10 mV

10 mV

12 mV

10 mV

10 mV

Test conditions:

0-20 MHz BW; 0.1 uF ceramic

capacitor and 10 uF aluminum

capacitor at the output

Transient Response

50% ~ 100% Max Load

-

110 mV

150 mV

Settling Time

-

40 uS

80 uS

100% ~ 50% Max Load

-

110 mV

150 mV

Settling Time

-

40 uS

80 uS

50% ~ 100% Max Load

-

100 mV

130 mV

Settling Time

-

40 uS

80 uS

100% ~ 50% Max Load

-

100 mV

130 mV

Settling Time

-

40 uS

80 uS

50% ~ 100% Max Load

-

100 mV

130 mV

Settling Time

-

40 uS

80 uS

100% ~ 50% Max Load

-

100 mV

130 mV

Settling Time

-

40 uS

80 uS

50% ~ 100% Max Load

-

90 mV

120 mV

Settling Time

-

40 uS

80 uS

100% ~ 50% Max Load

-

90 mV

120 mV

Settling Time

-

40 uS

80 uS

50% ~ 100% Max Load

-

90 mV

120 mV

Settling Time

-

40 uS

80 uS

100% ~ 50% Max Load

-

90 mV

120 mV

Settling Time

-

40 uS

80 uS

Test conditions:

di/dt = 0.5 A/uS; Vin = 3.3 V;

and with two 220 uF Tantalum

capacitor at the output

Note