TPD1034F

2006-10-31

2

Pin Assignment

Marking

Block Diagram

Pin Description

Pin No.

Symbol

Function

1

IN

Input pin.

Input is CMOS-compatible, with pull-down resistor connected.

Even if the input is open, output will not accidentally turn on.

2

DIAG

Self-diagnosis detection pin. Goes low when overheating is detected or when output is

short-circuited with input on (high).

n-channel open drain.

3

GND

Ground pin.

4

Power pin.

5, 6, 7

OUT

Output pin.

When the load is short circuited and current in excess of the detection current (24A typ.) flows to the

output pin, the output automatically turns on or off.

TP D1 0 3 4

Lot No.

A line indicates

lead (Pb)-free package or

lead (Pb)-free finish.

Part No. (or abbreviation code)