LTC1644

24

1644f

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

©LINEAR TECHNOLOGY CORPORATION 2001

LT/TP 0203 2K • PRINTED IN USA

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PART NUMBER

DESCRIPTION

COMMENTS

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Fast Circuit Breaker

Figure 18. Recommended Layout for Power MOSFET, Sense Resistor and GATE Components for the 3.3V Rail

LTC1644*

CURRENT FLOW

TO SOURCE

*ADDITIONAL DETAILS OMITTED FOR CLARITY

DRAWING IS NOT TO SCALE!

1644 F18

TRACK WIDTH W:

0.03" PER AMPERE

ON 1OZ Cu FOIL

D

D

D

D

G

S

S

S

CURRENT FLOW

TO LOAD

CURRENT FLOW

TO LOAD

SENSE

RESISTOR

SO-8

VIA TO

GND PLANE

GND

GND

3.3V

3.3V

VIA/PATH

TO GND

GATE

R3

R5

C1

W

W

W

APPLICATIO S I FOR ATIO