Electronic Components Datasheet Search
  New Zealand  ▼
ALLDATASHEET.CO.NZ

X  

L9473 Datasheet(PDF) 6 Page - STMicroelectronics

Part # L9473
Description  Car alternator voltage regulator
PDF  10 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9473 Datasheet(HTML) 6 Page - STMicroelectronics

Back Button L9473 Datasheet HTML 2Page - STMicroelectronics L9473 Datasheet HTML 3Page - STMicroelectronics L9473 Datasheet HTML 4Page - STMicroelectronics L9473 Datasheet HTML 5Page - STMicroelectronics L9473 Datasheet HTML 6Page - STMicroelectronics L9473 Datasheet HTML 7Page - STMicroelectronics L9473 Datasheet HTML 8Page - STMicroelectronics L9473 Datasheet HTML 9Page - STMicroelectronics L9473 Datasheet HTML 10Page - STMicroelectronics  
Zoom Inzoom in Zoom Outzoom out
 6 / 10 page
background image
Electrical specifications
L9473
6/10
Figure 4.
Set-point voltage vs. thermistor temperature, Tj = 90°C
(Not guaranteed by testing, depending on NTC characteristics)
Figure 5.
Set-point voltages vs. mounting tab temperature (TS-Open)
13.53
14.49
14.73
13.91
14.88
15.04
13.4
13.6
13.8
14
14.2
14.4
14.6
14.8
15
15.2
-40
-20
0
20
40
60
80
100
120
NTC Temp
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
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
Table 6.
Diagnostic
(Tcase = -35C to +150C unless otherwise specified)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
VOV
Over voltage
VSP + 1
VSP +
1.3
VSP + 2
V
VUV
Under voltage
FP > FP-LRC , 10kohm between
S_term and VGO
10.95
11.8
V
VL-SAT
Lamp ON saturation voltage
IL = 0.5A (sinked by ASVR)
>VL-ACT
1.33
1.45
V
VL-SAT-BO Lamp ON voltage
(1)
IL < 0.5A, VGO = Open; Tcase =
-35
C to 85C
3.8
5
V
VL-RLY
Lamp OFF (Relay Drive)
saturation voltage (vs. B+)
IL = 750mA (Sourced by ASVR)
(2) T
case < 125°C
1.85
V
TDELAY
Fault Indication Delay Time
Delay before Lamp ON
0.9
1.1
1.3
s
1.
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.
2.
When no fault is detected the Lamp terminal is pulled up by ASVR.
Obsolete
Product(s)
- Obsolete
Product(s)



Html Pages

1 2 3 4 5 6 7 8 9 10


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com