L9407F(2008) 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

比赛名单

L9407F
(Rev.:2008)

Preliminary Data Car alternator voltage regulator

STMicroelectronics 

L9407F

Figure 4. Thermal compensation (Vreg. )

Electrical specification

15

14.8

14.8

14.5 14.35

14.35

14.55

14 13.90

13.90

14.00

13.5

13.45

13

-40

25

125

uct(s) Figure 5. Characteristics (Active always at engine start)

rod Ign. sw

on

P off

te Engine speed (rpm)

le (soft attack inhibition Alt. speed)

0.5s min

0.5s min Time (sec)

bso (soft start enable Alt. speed)

t(s) - O Field current (A)

Soft start

timing

cSoft start

udelay time

Soft start

timing

Soft start

delay time

Time (sec)

Soft start

timing

Soft start

delay time

te Prod W/Lamp

Obsole on

0.15s~0.5s

0.15s~0.5s

Time (sec)

off

Starter on

E/G stop

and Ign. sw off

Starter on

E/G stop

Starter on Time (sec)

Ign. sw on

Ign. sw on

Engine start

Soft attack inhibition

Alt. speed > E/G speed

Engine start Engine restart

Soft attack inhibition

Alt. speed < E/G speed

9/14

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