L9407F(2008) Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

L9407F
(Rev.:2008)

Preliminary Data Car alternator voltage regulator

STMicroelectronics 

Electrical specification

L9407F

Table 5.

Symbol

Electrical characteristics (continued)

(Tcase = -40°C to 150°C; unless otherwise specified)

Parameter

Test condition

t-TM

t-TD

t-D

Output voltage rise time

Output voltage fall time

Diagnostic alarm delay time

R = 2.7 KOhm; C=1nF;

Valim =13.5V (See Figure 7)

R=2.7K Ohm; C=1nF;

Valim = 13.5V (See Figure 7)

Min. Typ. Max Unit

0.05

50

µs

0.05

50

µs

0.15

0.5

s

Figure 2. DF monitor electrical configuration

) L9407F

uct(s Alternator

d Field

A+

ro DF

Control

Circuit

lete P Field driver

Regulator assy

Valim

R

DF_MON

to the ECU

C

DFMon driver

Test circuit

Obso Figure 3. Application diagram

t(s) - ignition

cswitch

te Produ _

+

warning

lamp

Field

A+ D+

C L9407F

le DF

Obso Stator

PH

DFM

GND

+Vb / Vcc

to E.C.U.

8/14

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