Device

Operating

Temperature Range

Package

UAA1041B

SEMICONDUCTOR

TECHNICAL DATA

AUTOMOTIVE DIRECTION

INDICATOR

ORDERING INFORMATION

UAA1041BD

UAA1041B

TA = – 40° to +100°C

SO–8

Plastic DIP

PIN CONNECTIONS

Order this document by UAA1041B/D

D SUFFIX

PLASTIC PACKAGE

CASE 751

(SO–8)

NO SUFFIX

PLASTIC PACKAGE

CASE 626

8

1

8

1

Fault Det

Fault Det On/Off

(Top View)

–VCC

RLY Out

Oscillator

+Vbat

1

2

3

4

8

7

6

5

Start

Oscillator

1

MOTOROLA ANALOG IC DEVICE DATA

Automotive Direction

Indicator

This device was designed for use in conjunction with a relay in automotive

applications. It is also applicable for other warning lamps such as “handbrake

ON,” etc.

Figure 1. Typical Automotive System

C2

R3

S2

L1

Relay

R1

R2

1

2

3

4

8

7

6

5

C1

+

S1

L

R

L4

L5

L3

L2

L6

+V

–V

RS

UAA1041

L1: 1.2 W, warning light handbrake ON

L2, L3, L4, L5: 21 W, turn signals

R1 = 75 k

R2 = 3.3 k

R3 = 220

Ω

RS = 30 mΩ

C1 = 5.6

µF

C2 = 0.047

µF

–VCC

© Motorola, Inc. 1996

Rev 0