LX1973AIDR MICROSEMI [Microsemi Corporation], LX1973AIDR Datasheet - Page 5

• Manufacturer Part Number: LX1973AIDR
• Description: Automotive Light Sensor
• Manufacturer: MICROSEMI [Microsemi Corporation]

Copyright © 2005
Rev. 1.1, 2006-12-15
I
I
E
E
ref
ref
DARK
AMBIENT
G
photosensitive area of the IC package. The sensitivity is amplified and compressed to provide ratio metric accuracy
across several decades. The sensitivity function is:
= 117µA for the Reverse Flat Top package
ENERAL
= 113.8µA for the Flat Top package
The LX1973A produces an output current that is sensitive to the level of ambient light that falls onto the
I
OUT
= dark current equivalent lux expressed in lux from a white LED point source.
TM
= ambient illumination expressed in lux from a white LED point source.
( )
P
D
=
ESCRIPTION
lux
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ref
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11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
25
×
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E
DARK
+
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AMBIENT
Integrated Products Division
]
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A P P L I C A T I O N S
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®
Microsemi
Automotive Light Sensor
P
RODUCTION
D
ATA
S
HEET
LX1973A
Page 5