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L9407F 数据表(PDF) 3 Page - STMicroelectronics

部件名 L9407F
功能描述  CAR ALTERNATOR VOLTAGE REGULATOR
PDF  11 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L9407F 数据表(HTML) 3 Page - STMicroelectronics

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L9407F
THERMAL DATA
Symbol
Parameter
Value
Unit
Rth j-case
Thermal Resistance Junction to Case
0.6
°C/W
ELECTRICAL CHARACTERISTCS
(Tcase = -40ºC ÷ 150ºC; unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max
Unit
Vbat
Operating Supply Voltage
6
18
V
Ib-sinked
Supply Battery Current
50
mA
Ib-stby
Stand-by Current
Vbat = A+, DF = 12.5V
500
uA
Vreg
Regulated Volt. & Therm. Drift
Ialt=1A-0.9*Inom; Tcase=20ºC;
1200<rpm<RPMMAX;
Vreg clamped at 14.8V Max. (Fig.3)
13.9
-4.5
14.35
-3.5
14.8
-2.5
V
mV/°C
fsw
Switching Frequency
preexcitation
30
400
Hz
Delta Vrpm
1500<rpm<RPMMAX; Ialt=5A;
Tcase=23ºC
200
mV
Delta Vload
5A<Ialt<Inom; rpm=6000rpm;
Tcase=23ºC
250
mV
Vreg
Reg. Voltage without Battery
Ialt = 3A resistive; Tcase=25º;
2000<rpm<RPMMAX
12
16
V
Vov
D+ Drivers Disable Threshold
Voltage on pin A+ to have D+
OFF
18
22
V
Tj-sd
Thermal Shut-down
D+/DF = OFF STATE
180
200
220
ºC
Tj-sd-hys
Thermal Shut-down hysteresis
D+/DF from OFF STATE (due to
thermal shutdown) to ON STATE
Tj-sd-2
Tj-sd-10
ºC
Vuv
Low voltage detection
threshold
D+ low side driver ON after
diagnosis delay time
7.7
8.6
9.5
V
Vuv-hys
Low voltage detection
threshold hysteresis
D+ low side driver OFF without
delay
Vuv +
0.40
Vuv +
0.50
Vuv +
0.60
V
Ron LSD
Low Side Driver Rdson
T = 150ºC; I = 4.5A
189
m
Ω
Ron LSD
Low Side Driver Rdson
T = 25ºC; I = 7A
107
mOhm
Vf
Freewheeling diode DF
I=5A
2
V
If_SCTH
Short Circuit Threshold DF
DF = 12V; Tcase = -40ºC
11
18
A
DF = 12V; Tcase = -25ºC
8.5
18
A
DF = 12V; Tcase = -150ºC
5.5
18
A
Vs1
Output Short to GROUND DF
Threshold
2.1
3.9
V
FS_duty
Pre-excitation F.S.D.F.
f = 333Hz +/- 15%
15.93
18.75
21.57
%



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