+V

IN

V

CC

SHUTDOWN

CURRENT SENSE

V

REF

DRIVER OUTPUT

NI

V

IN

FB

SYNC

COMPENSATION

C

OSC

SS

R

OSC

Dual-In-Line and SOIC

1

2

3

4

5

6

7

14

13

12

11

10

9

8

Top View

Si9114A

Vishay Siliconix

Document Number: 70025

S-42044—Rev. E, 15-Nov-04

www.vishay.com

5

TIMING WAVEFORMS

90%

1.5 V

50%

0

90%

Output

50%

t

d

t

r

10 ns

t

f

10 ns

V

CC

t

SD

SHUTDOWN

V

CC

0

0

V

CC

Current

Sense

Output

FIGURE 1.

FIGURE 2.

PIN CONFIGURATIONS AND ORDERING INFORMATION

ORDERING INFORMATION

Part Number

Temperature Range

Package

Si9114ADY

Si9114ADY-T1

Si9114ADY-T1—E3

Si9114ADJ

Si9114ADJ—E3

SOIC-14

40 to 85 C

PDIP-14

APPLICATIONS

+V

IN

SD

V

REF

NI

FB

COMP

SS

V

CC

SENSE

OUT

V

IN

SYNC

C

OSC

R

OSC

48 V (

42 to

56 V)

Si9114A

TL431

Si9420DY

FIGURE 3.

15-W Forward Converter Schematic

V

O

Vishay Siliconix maintains worldwide manufacturing capability. Products may be manufactured at one of several qualified locations. Reliability data for Silicon Technology and

Package Reliability represent a composite of all qualified locations. For related documents such as package/tape drawings, part marking, and reliability data, see