LX1973B datasheet(2/8 Pages) MICROSEMI

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LX1973B

PRODUCTION DATA SHEET

Microsemi

Analog Mixed Signal Group

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

Page 2

Automotive Light Sensor

Rev. 1.3, 2008-01-11

ABSOLUTE MAXIMUM RATINGS

VDD ................................................................................................................. -0.3 to 6 VDC

SNK/SRC (Output Compliance Voltage)........................................... -0.3 to VDD + 0.3VDC

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)..................................................................240°C (+0, -5)

Notes:

1. 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.

TH ERMAL DATA

PL Plastic MSOP Domed 8-Pin

PR Plastic MSOP Domed 8-Pin Reverse Form

THERMAL RESISTANCE

-JUNCTION TO CASE,

°C/W

THERMAL RESISTANCE

-JUNCTION TO AMBIENT,

206

°C/W

Junction Temperature Calculation: TJ = TA + (PD x θJA).

The

JA numbers are guidelines for the thermal performance of the device / pc-board

system. All of the above assume no ambient airflow.

FUNCTIONAL PIN DESCRIPTION

Name

Description

VDD

1 Power Supply Voltage

VSS

8 Ground Reference for Power and Signal Output

OUT

4 Output Current

PACKAGE PIN OUT

VDD

OUT

VSS

PL PACKAGES

(Top View)

VSS

VDD

OUT

PL PACKAGE MARKING

(Bottom View)

VSS

VDD

OUT

PR PACKAGE MARKING

(Top View)

VDD

OUT

VSS

PR PACKAGES

(Bottom View)

NC – No Connection

MSL3/240°C/168 Hours

SIMPLIFIED BLOCK DIAGRAM

PACKAGE

VDD

OUT

Photopic

Sensor with

Dark Current

Cancellation

Pre Amplifier

Compression

Amplifier

GND

LX1973B

Figure 1 –

Simplified Block Diagram

LX1973BIPL

LX1973BIPR

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