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參數(shù)資料
| 型號： | L9473J |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | CAR ALTERNATOR VOLTAGE REGULATOR |
| 中文描述： | 汽車發(fā)電機電壓調(diào)節(jié)器 |
| 文件頁數(shù)： | 5/9頁 |
| 文件大?。?/td> | 719K |
| 代理商： | L9473J |
5/9
L9473
Figure 6. Set-Point Voltages vs. Mounting Tab Temperature (TS-Open)
Table 6. DIAGNOSTIC
(Tcase = -35
°
C to +150
°
C unless otherwise specified)
2. This condition can happen when the connection between the battery and VGO or the output terminal of the generator is broken.
The 1.1 second delay is not required, and current is sinked by ASVR.
3. When no fault is detected the Lamp terminal is pulled up by ASVR.
Table 7. FAULT INDICATION TABLE
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
V
OV
Over-Voltage
V
SP
+ 1
V
SP
+
1.3
V
SP
+ 2
V
V
UV
Under-Voltage
F
P
> F
P-LRC
, 10kohm between
S_term and V
GO
10.95
11.8
V
V
L-SAT
Lamp ON Saturation Voltage
I
L
= 0.5A (sinked by ASVR)
>V
L-ACT
1.33
1.45
V
V
L-SAT-BO
Lamp ON Voltage
2
I
L
< 0.5A, VGO = Open; T
case
= -
35
°
C to 85
°
C
3.8
5
V
V
L-RLY
Lamp OFF (Relay Drive)
Saturation Voltage (vs. B+)
I
L
= 750mA (Sourced by ASVR)
3
Tcase < 125C
1.85
V
T
DELAY
Fault Indication Delay Time
Delay before Lamp ON
0.9
1.1
1.3
s
Conditions
T
Delay
Initial KEY-ON Bulb and Wiring Check (Lamp ON for 1 sec
±
15% after initial KEY-ON)
No
V
GO
> V
OV
Yes
V
P
< V
P-F
AND V
GO
< V
SP
Yes
F
P
< F
P-TR
@ V
P-TR
Yes
No Connection Between Battery and V
GO
No
At Start: Lamp ON until F
P
>F
P-IR
AND V
P
>V
P-F
. i.e. until V
P
reaches 8V.
No
14.73
14.63
14.43
14.12
14.00
13.78
13.0
13.2
13.4
13.6
13.8
14.0
14.2
14.4
14.6
14.8
15.0
-40
-20
0
20
40
60
80
100
120
140
160
Temp
S
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| L9474 | 功能描述:線性穩(wěn)壓器 - 標準 Multifunct Generator RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L |
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| L9484 | 功能描述:線性穩(wěn)壓器 - 標準 Alternator Voltage Regulator RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L |
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