L9686 Datasheet, PDF (1/7 Pages) STMicroelectronics – AUTOMOTIVE DIRECTION INDICATOR

L9686
AUTOMOTIVE DIRECTION INDICATOR
ADVANCE DATA
RELAY DRIVER IN CAR DIRECTION
INDICATORS
FLASH FREQUENCY DOUBLES TO INDI-
CATE LAMP FAILURE
DUMP PROTECTION ( ± 80 V)
REVERSE BATTERY PROTECTION
DESCRIPTION
The L9686 is a two frequency oscillator particu-
larly suitable as relay driver for flashing light con-
trol in automotive applications. The circuit may be
also used for other warning lamps like ”handbrake
on” etc. The lamp failure detection is given by
doubling the flash repetition frequency. The
L9686 is supplied in minidip 8-lead and SO8 plas-
tic packages.
BLOCK DIAGRAM
MINIDIP
SO8
ORDERING NUMBERS:
L9686
L9686D
May 1995
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This is advanced information on a new product now in development or undergoing evaluation. Details are subject to change without notice.