LX1973A

Microsemi

Integrated Products Division

11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570

Page 2

Copyright

© 2005

Rev. 1.1, 2006-12-15

Automotive Light Sensor

TM

®

ABSOLUTE MAXIMUM RATINGS

SNK/SRC (Maximum Output Current)................................................... Internally Limited

Operating Temperature Range ........................................................................ -40 to +85°C

Storage Temperature Range.......................................................................... -40 to +100°C

RoHS / Pb-free Peak Package Solder Reflow Temperature

(40 seconds maximum exposure).................................................................... 260° (+0, -5)

Notes: Exceeding these ratings could cause damage to the device. All voltages are with respect to

Ground. Currents are positive into, negative out of specified terminal.

Solder reflow to follow: IPC/JEDEC J-STD-020B 7/02 Pb-SN Small Body Profile

TH ERMAL DATA

THERMAL RESISTANCE

θ

JC

39

°C/W

THERMAL RESISTANCE

θ

JA

206

°C/W

THERMAL RESISTANCE

θ

JC

39

°C/W

THERMAL RESISTANCE

θ

JA

206

°C/W

The

above assume no ambient airflow.

FUNCTIONAL PIN DESCRIPTION

Name

Description

Power Supply Voltage

Ground Reference for Power and Signal Output

OUT

Output Current

PACKAGE PIN OUT

N.C.

N.C.

OUT

N.C.

N.C.

N.C.

(Top View)

N.C.

N.C.

OUT

N.C.

N.C.

N.C.

(Bottom View)

N.C.

N.C.

OUT

N.C.

N.C.

N.C.

(Top View)

N.C.

N.C.

OUT

N.C.

N.C.

N.C.

(Bottom View)

RoHS / Pb-free 100% NiPdAu Finish

SIMPLIFIED BLOCK DIAGRAM

Com-

pression

Amplifier

VDD

GND

OUT

Pre

Amplifier

Photopic

Sensor with

Dark Current

Cancellation

Figure 1 –

Simplified block Diagram