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參數(shù)資料
| 型號(hào)： | L9407F |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | CAR ALTERNATOR VOLTAGE REGULATOR |
| 中文描述： | 汽車發(fā)電機(jī)電壓調(diào)節(jié)器 |
| 文件頁(yè)數(shù)： | 4/11頁(yè) |
| 文件大?。?/td> | 124K |
| 代理商： | L9407F |
L9407F
4/11
t_ST
Soft Start Delay Time (see fig.
5)
activated always at engine start
0
s
t_SL
Soft Attack Time / Soft Start
Time (see fig. 5)
from 0 to 100% field duty cycle
2.45
3
3.45
s
Bl
Soft Attack Blind Zone
percentage of maximum duty
cycle immediate variation at soft
attack
0
10
%
t-rise
Output Voltage Rise Time
Ifield = 3A resistive (Fig. 6)
4
50
μ
s
t_fall
Output Voltage Fall Time
Ifield = 3A resistive (Fig. 6)
5
50
μ
s
If_leak
Output Field Driver Leakage
Current
DF = 24V
1
mA
VH_SAT
High Side Driver Saturation
Voltage (Fig. 9)
I source = 1A
1.2
V
VL_SAT1
Low Side Driver Saturation
Voltage
I sink = 0.5A
2
V
VL_SAT2
Low Side Driver Saturation
Voltage
I sink = 0.3A
1.5
V
VLSB
Selfbias without supply Lamp
driver Voltage
4
V
IHSC
High Side Driver short circuit
current (Fig. 9)
A+ = 17.5V; D+ = GND
1.2
3
A
ILSC
Low Side Driver short circuit
current
A+ = D+ = 17.5V
0.7
2.5
A
VthD+
Enable Regulator Voltage D+
0.5
0.7
0.9
V
IthD+
Enable Regulator pull-down
Current D+
0.4
3.5
mA
L-t-D
Lamp on delay at Ign. switch
turn on
(Fig. 7)
2
ms
Vcan
Test mode to cancel soft start/
attack (voltage)
(Fig. 8)
36
44
V
VPHL1
Enable control voltage input
high threshold
square wave f = 1KHz
0.67
0.795
0.92
V
t_PH
PH Filtering Time
50
200
μ
s
VPHH1
Diagnosis phase loss input
high threshold
9
10.25
11.5
V
VPHH2
Diagnosis phase loss input low
threshold
guaranteed by design
4
5
6
V
tPHd
Diagnostic PH Filtering Time
guaranteed by design
50
200
μ
s
I_Th-PH
Phase Pull-down Current
1
8
mA
ELECTRICAL CHARACTERISTCS
(continued)
(T
case
= -40oC ÷ 150oC; unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max
Unit
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