Elektronische Bauelemente

SQ2131

CMOS Positive

Voltage Regulator

*

Power Good Output Function

Features

* High Accurate

* Over-Temperature Shutdown

±

3.0%

* Very Low Dropout Voltage

*

Low Temperature Coefficient

* Short Circuit Current Fold-back

* Guaranteed

150mA output

* Current Limiting

* Portable Electronics

Applications

* PC Peripherals

* Wireless Devices

* Battery Powered Widgets

* Electronic Scales

* Instrumentation

* Cordless Phones

and Current Fold-back to prevent device failure under the "Worst" of

operating conditions. An additional feature is a "Power Good" detector,

which pulls low when the output is out of regulation. The SQ2131 is stable

with an output capacitance of 2.2µF or greater.

01-Jun-2002 Rev. A

Page 1 of 5

http://www.SeCoSGmbH.com/

Any changing of specification will not be informed individual

RoHS Compliant Product

Typical Application Circuit

Functional Block Diagram

REF.

Min.

Max.

REF.

Millimeter

A

2.70

3.10

G

1.90 REF.

B

2.60

3.00

H

1.20 REF.

C

1.40

1.80

I

0.12 REF.

D

0.30

0.55

J

0.37 REF.

E

0

0.10

K

0.60 REF.

F

0°

10°

L

0.95 REF.

Dimensions

Millimeter

*

Power-Saving Shutdown Mode

Description

The SQ2131 is a fixed 1.2V of positive, linear regulators feature low

quiescent current (60µA typ.) with low dropout voltage, making them ideal

f

or battery applications. These rugged devices have both Thermal Shutdown,

SQ2131

IN

OUT

BYPGNDEN

OUT

IN

C2

1uF

2.2uF

5V