TDA3668AT View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

TDA3668AT

Very low dropout voltage/quiescent current 5 V regulator with overvoltage switch off

Philips Electronics 

Philips Semiconductors

Very low dropout voltage/quiescent current

5 V regulator with overvoltage switch off

BLOCK DIAGRAM

Preliminary specification

TDA3668AT

handbook,VhPalfpage8

REGULATOR

1

REG

BAND GAP

THERMAL

TDA3668AT PROTECTION

2, 3, 6, 7

GND

MGS588

Fig.1 Block diagram.

PINNING

SYMBOL

PIN

DESCRIPTION

REG

GND

n.c.

VP

1

2, 3, 6, and 7

4 and 5

8

regulator output

ground; note 1

not connected

supply voltage

Note

1. For the SO8 package all GND pins are connected to

the lead frame and can also be used to reduce the total

thermal resistance Rth(j-a) by soldering these pins to a

ground plane. The ground plane on the top side of the

Printed-Circuit Board (PCB) acts like a heat spreader.

handbook, halfpage

REG 1

GND 2

GND 3

n.c. 4

8 VP

7 GND

TDA3668AT

6 GND

5 n.c.

MGS589

Fig.2 Pin configuration.

2000 Feb 01

3

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