Datasheet

LTC1955
19
1955fd
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applicaTions inForMaTion
Figure 7. Setting the Undervoltage Trip Point
Figure 8. Additional Components for
Improved Compliance Testing
23
LTC1955
1955 F08
R2
R1
MAIN SUPPLY
V
TRIP
= 1.23V (1 + R1/R2)
UNDERV
SMART
CARD
SOCKET
I/O X
CLK X
RST X
V
CCX
C7
C3
C2
C1
C5
LTC1955
100Ω
100Ω
100Ω
1µF 0.1µF
20pF
1955 F09
20pF
20pF