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 - 14 Vdc Input

0.75 Vdc - 3.63 Vdc/16 A Output

Control Specifications

Parameter

Min

Typ

Max

Notes

Remote On/Off

Signal Low (Unit Off)

-0.2 V

-

0.3 V

Signal High (Unit On)

-

-

Vin, max

SRBC-16E1A0; Remote On/Off pin open,

Unit on.

Signal Low (Unit On)

-0.2 V

-

0.3 V

Signal High (Unit Off)

2.5 V

-

Vin, max

SRBC-16E1AL; Remote On/Off pin open,

Unit on.

Output Trim Equations

Equation for calculating the trim resistor (in Ω) given the desired output voltage (Vo) is shown below. The Trim Up

resistor should be connected between the Trim pin and Ground.

1000

7525

.

0

10500

−

−

=

Vo

R

trim

Equation for calculating the trim voltage (in V) given the desired output voltage (Vo) is shown below. The Trim Up

voltage should be connected between the Trim pin and Ground.

)

7525

.

0

(

0667

.

0

7

.

0

−

×

−

=

Vo

V

trim

Rtrim

Module

Vout

GND

Sense

trim

Vtrim

Module

Vout

GND

Sense

trim