3

Jul23-07 Rev K

SP69 High Current Power Switch

© 2007 Sipex Corporation

FAULT AND RECOVERy TRUTH TAbLE*

Enable

Load

Temperature

(TJ)

Previous

State

Switch Current State/Fault

(Note*)

Low

X

X

X

Open

Off

High

< 800 mA

< 63ºC

Off

Closed

Normal

High

< 800 mA

> 63ºC

Off

Open

Thermal Cutoff

High

> 800 mA

< 63ºC

Off

Open

Overcurrent

High

> 800 mA

> 63ºC

Off

Open

Thermal Cutoff,

Overcurrent

High

< 15kΩ

< 63ºC

Overcurrent

Open

Load Condition

High

< 15kΩ

> 63ºC

Overcurrent

Open

Thermal Cutoff,

Overcurrent, Load

Condition

High

> 15kΩ

< 63ºC

Overcurrent

Closed

Normal

High

> 15kΩ

> 63ºC

Overcurrent

Open

Thermal Cutoff

High

< 15kΩ

< 20ºC

Thermal Cutoff

Open

Load Condition

High

< 15kΩ

> 20ºC

Thermal Cutoff

Open

Load Condition,

Thermal Cutoff

High

> 15kΩ

< 20ºC

Thermal Cutoff Closed

Normal

High

> 15kΩ

> 20ºC

Thermal Cutoff

Open

Thermal Cutoff

*Note: This table is for fault conditions, not for continuous operation, else damage to the device may

occur. In order to recover to the normal state after a Thermal Cutoff fault, the part’s junction temper-

ature must decrease below 120ºC and the load on its output must be greater than 15kΩ.

PIN ASSIgNMENTS

PIN

NUMbER

PIN

NAME

FUNCTION



Input power supply pin (2.5V to 7.0V)

2

GND

Ground connection

3

Enable

A logic high turns on the switch

4

NC

No connect

5

NC

No connect

6

Switch output