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参数资料
| 型号： | L9484 |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING REGULATOR, 460 kHz SWITCHING FREQ-MAX, PSFM8 |
| 文件页数： | 1/11页 |
| 文件大小： | 162K |
| 代理商： | L9484 |
November 2008
Rev 3
1/11
11
L9484
Alternator voltage regulator
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
Description
The L9484 is a monolithic multifunction alternator
voltage regulator intended for use in automotive
charging applications.
L9484 regulates the output of an automotive
generator by controlling the field winding current
by means of a variable frequency PWM high side
driver.
Multiiwatt8
Table 1.
Device summary
Order code
Package
Packing
L9484
Multiwatt8
Tube
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