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LF90AB Datasheet(PDF) 7 Page - STMicroelectronics

Part # LF90AB
Description  Very low drop voltage regulators with inhibit
PDF  49 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LF90AB Datasheet(HTML) 7 Page - STMicroelectronics

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LFxxAB - LFxxC
Maximum ratings
7/49
3
Maximum ratings
Table 2.
Absolute maximum ratings
Symbol
Parameter
Value
Unit
VI
DC input voltage
-0.5 to 40(1)
1.
For 18 < VI < 40 the regulator is in shut-down
V
IO
Output current
Internally Limited
PTOT
Power dissipation
Internally Limited
TSTG
Storage temperature range
-40 to 150
°C
TOP
Operating junction temperature range
-40 to 125
°C
Table 3.
Thermal data
Symbol
Parameter
PENTAWATT
TO-220
TO-220FP
DPAK/PPAK
Unit
RthJC
Thermal resistance junction-case
3
3
5
8
°C/W
RthJA
Thermal resistance junction-ambient
50
50
60
100
°C/W
Figure 3.
Test circuit



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