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A7985ATR Datasheet(PDF) 7 Page - STMicroelectronics

Part # A7985ATR
Description  2 A step-down switching regulator for automotive applications
PDF  44 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

A7985ATR Datasheet(HTML) 7 Page - STMicroelectronics

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DocID023128 Rev 5
7/44
A7985A
Maximum ratings
44
2
Maximum ratings
3
Thermal data
Table 2. Absolute maximum ratings
Symbol
Parameter
Value
Unit
Vcc
Input voltage
45
V
OUT
Output DC voltage
-0.3 to VCC
FSW, COMP, SYNCH
Analog pin
-0.3 to 4
EN
Enable pin
-0.3 to VCC
FB
Feedback voltage
-0.3 to 1.5
PTOT
Power dissipation at TA < 60 °C
HSOP8
2
W
TJ
Junction temperature range
-40 to 150
°C
Tstg
Storage temperature range
-55 to 150
°C
Table 3. Thermal data
Symbol
Parameter
Value
Unit
Rth(JA)
Maximum thermal resistance junction ambient(1)
HSOP8
40
°C/W
1. Package mounted on demonstration board.



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