PD166019T1F

Preliminary

R07DS0730EJ0100 Rev.1.00

Page 2 of 16

Apr 25, 2012

Block Diagram

Load GND

OUT

GND

IN

Temp

Sensor

OUT voltage

Detector

Internal

Power

supply

Low Voltage (Open) Detector

ESD

Off SW

Control

Logic

Current

Detector

Current Sense

Pin Arrangement

1

Tab

(Top view)

2345

IN

OUT

GND

Pin Function

Pin No.

Pin Name

Function

1

Supply voltage: pin1 and 5 must be externally connected

2

IN

Input: activate the power switch by direct drive of output MOSFET

3/Tab

OUT

Output to load: Tab and pin 3 are internally connected

4

GND

Ground pin

Note

5

Supply voltage: pin1 and 5 must be externally connected

Note:

(recommended 1 k

 max) between GND pin and system ground. In this condition, current flaws out to IN pin. R

IN

is recommended 2 k

 min.