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L4943 Datasheet(PDF) 2 Page - STMicroelectronics

Part # L4943
Description  MULTIFUNCTION VOLTAGE REGULATOR FOR CAR RADIO
Download  6 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L4943 Datasheet(HTML) 2 Page - STMicroelectronics

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ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VS
DC Operating Supply Voltage
-0.6 to 30
V
Transient Supply Overvoltage (50ms)
50
V
IO
Voltage Regulator Output Current
Internally limited
Vin
Input Voltage (EN1, EN2)
0 to 6
V
RESR
Output Capacitor Series Eq. Resistance
0.2 to 10
Ω
Ptot
Power Dissipation (Tcase = 85°C)
33
W
Top
Operating Temperature Range
-40 to 85
°C
Tstg
Storage Temperature Ranges
-55 to 150
°C
THERMAL DATA
Symbol
Parameter
Value
Unit
RTh j-case
Thermal Resistance Junction to Case
2
°C/W
1
2
3
4
5
6
7
9
10
11
8
TAB
P-GND
HSD
EN2
EN1
TAB CONNECTED TO PIN 8
13
14
15
12
FILTER CAP
V1 feed
ST CAP
VMEM
D97AU674A
VMEM_feed
V2
V1
VS
S-GND
V2 feed
PIN CONNECTION (t.b.d.)
L4943
2/6


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