L9484
CAR ALTERNATOR VOLTAGE REGULATOR
PRODUCT PREVIEW
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FOR AIR AND LIQUID COOLED
APPLICATIONS
AMBIENT AIR TEMPERATURE
(THERMISTOR) COMPENSATED
SPECIAL DEFAULT COMPENSATION
CURVE WITH TS-TERMINAL OPEN
COMPENSATION CURVE WITH
APPLICATION SPECIFIC RESISTOR ON TS
THERMAL PROTECTION
FIELD DRIVER, LAMP DRIVER, RELAY
DRIVER, AND DF (FIELD MONITOR) SHORT
CIRCUIT PROTECTED
LOAD RESPONSE CONTROL
SINGLE PHASE AUTOSTART
MULTIWATT8
ORDERING NUMBER: L9484
DESCRIPTION
The L9484 is a monolithic multifunction generator
Voltage regulator intended for use in automotive
charging applications. This All Silicon Voltage Regu-
lator regulates the output of an automotive generator
by controlling the field winding current by means of a
variable frequency PWM high side driver.
Figure 1. Typical Application SchematicPIN DESCRIPTION
NTC
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February 2003
This is preliminary information on a new product now in development. Details are subject to change without notice.
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