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ST1S31 Datasheet(PDF) 5 Page - STMicroelectronics

No. de pieza ST1S31
Descripción Electrónicos  3 A DC step-down switching regulator
PDF  35 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST1S31 Datasheet(HTML) 5 Page - STMicroelectronics

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DocID022998 Rev 4
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ST1S31
Maximum ratings
35
2
Maximum ratings
Thermal data
Table 2. Absolute maximum ratings
Symbol
Parameter
Value
Unit
VIN
Input voltage
-0.3 to 7
V
VEN
Enable voltage
-0.3 to VIN
VSW
Output switching voltage
-1 to VIN
VPG
Power-on reset voltage (Power Good)
-0.3 to VIN
VFB
Feedback voltage
-0.3 to 1.5
PTOT
Power dissipation at TA < 60 °C
1.5 (VFDFPN)
0.9 (SO8)
W
TOP
Operating junction temperature range
-40 to 150
°C
Tstg
Storage temperature range
-55 to 150
°C
Table 3. Thermal data
Symbol
Parameter
Value
Unit
RthJA
Maximum thermal resistance
junction ambient(1)
1. Package mounted on demonstration board.
VFDFPN
50
°C/W
SO8
100



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