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FEATURES
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
Figure 1. Package
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Multiwatt8
鈻?/div>
Table 1. Order Codes
Part Number
L9473J
Package
Multiwatt8
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Voltage regulator intended for use in automotive
charging applications.
This All Silicon Voltage Regulator regulates the out-
put of an automotive generator by controlling the field
winding current by means of a variable frequency
PWM high side driver.
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2
DESCRIPTION
The L9484 is a monolithic multifunction generator
Figure 2. Block Diagram
NTC
7
4
1
8
2
6
3
May 2005
Rev. 1
1/9
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