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L5956PD 数据表(PDF) 6 Page - STMicroelectronics

部件名 L5956PD
功能描述  Multifunction voltage regulator for car radio
PDF  16 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L5956PD 数据表(HTML) 6 Page - STMicroelectronics

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Electrical specifications
L5956
6/16
2
Electrical specifications
2.1
Absolute maximum ratings
2.2
Thermal data
2.3
Electrical characteristics
Table 2.
Absolute maximum ratings
Symbol
Parameter
Value
Unit
VSDC
DC operating supply voltage
30
V
VSTR
Transient supply voltage
50
V
IO
Output current
internally limited
Top
Operating temperature range
-40 to 85
°C
Tstg
Storage temperature
-55 to 150
°C
Tj
Junction temperature
-55 to 150
°C
Pd
Power dissipation at Tcase = 85°C
43
W
Table 3.
Thermal data
Symbol
Parameter
PowerSO Multiwatt
Unit
Rth j-case Thermal resistance junction to case
Max.
1.5
1.8
°C/W
Table 4.
Electrical characteristics
(VS = 14.4V; Tamb = 25°C; unless otherwise specified)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
INPUT SUPPLIES
Vin1
Input supply voltage 1
Operating
9
18
V
Vin2
Input supply voltage 2
Operating
6
18
V
Vin1
Input supply voltage 1
Reverse polarity
non operating
Vin2
Input supply voltage 2
Reverse polarity
non operating
Iq
Total quiescent current
Stand-by (-20°C to 85°C)
IGNIN = 5V
60
µA
REGx = 5V, REGsw = 5V,
IGNIN = 5V
5mA
Stand-by (-20°C to 85°C)
IGNIN = 5V, VCC = 18V
100
170
µA
Load dump
Vin1
Battery overvoltage
Vin1
18
20
22
V



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