LX1970IDUTR Microsemi Corporation, LX1970IDUTR Datasheet

LX1970IDUTR

Manufacturer Part Number

LX1970IDUTR

Description

MSOP8

Manufacturer

Microsemi Corporation

Datasheet

1.LX1970IDUTR.pdf (10 pages)

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Rev. 1.5b, 2008-01-25

sensor

emulates the human eye.

ambient light for brightness control

systems in flat panel displays. It has a

unique photo diode arrangement (patents

pending) with a peak response at 520 nm

while sharply attenuating both ultra violet

and infrared wavelengths.

with an accurate, linear, and very

repeatable current transfer function.

IMPORTANT: For the most current data, consult MICROSEMI’s website:

Protected By U.S. Patents: 6,787,757; Patents Pending

The LX1970 is a new technology light

This device is ideal for monitoring

The photo sensor is a PIN diode array

with

I N T E G R A T E D

LX1970

spectral

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

response

4.7uF

D E S C R I P T I O N

P R O D U C T S

that

50K

Note: Available in Tape & Reel. Append the letters “TR” to

SRC

integrated high gain amplifiers and is

made available at two output pins; one a

current source and the other a current sink.

to voltage by adding a single resistor at

either or both outputs. Voltage gain is

determined by the resistor value typically

in the 10KΩ to 50KΩ range.

design complexity and cost are greatly

reduced.

MSOP.

SNK

P R O D U C T H I G H L I G H T

-40 to 85

Photo

These currents can easily be converted

With accurate internal gain amplifiers,

The LX1970 is available in the 8-pin

Analog Mixed Signal Group

PACKAGE ORDER INFO

(°C)

the part number. (i.e. LX1970IDU-TR)

G ND

Microsemi

OUT

current

http://www.microsemi.com

RoHS Compliant / Pb-free

Plastic MSOP

8-Pin

LX1970IDU

multiplied

Visible Light Sensor

SNK

SRC

RODUCTION

Am bient

Light

ATA

Approximate Human Eye

Spectral Response

Low IR Sensitivity

Highly Accurate &

Repeatable Output Current

vs. Light

Voltage Scalable

Temperature Stable

Integrated High Gain Photo

Current Amplifiers

Complementary Current

Outputs

No Optical Filters Needed

PDA

Notebook PC

LCD TV

Tablet PC

Cell phones

K E Y F E A T U R E S

A P P L I C A T I O N S

HEET

0.3V T YP

0.3V T yp

LX1970

Page 1

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