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TC1043 Просмотр технического описания (PDF) - Microchip Technology
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Компоненты Описание
производитель
TC1043
Linear Building Block – Low Power Voltage Reference with Dual Op Amp, Dual Comparator, and Shutdown Mode
Microchip Technology
TC1043 Datasheet PDF : 20 Pages
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TC1043
FIGURE 4-2:
PRECISION BATTERY MONITOR
To System DC/DC
Converter
R4, 470k, 1%
VDD
+
AMP1
–
R2, 330k, 1%
R5, 7.5M
VDD
+
CMPTR1
–
BATTLOW
3V
ALKALINE
TC1043
R1, 270k, 1%
VR
VDD
–
CMPTR2
+
R6, 7.5M
BATTFAIL
R3, 470k, 1%
FIGURE 4-3:
DUAL LOW DROPOUT REGULATOR
VIN
TC1043
V
DD
+
AMP1
–
2N2222
V
OUT1
C1, 1µF
V
R
RA
1
V
DD
+
AMP2
–
SHDN
2N2222
V
OUT2
RA
2
C2, 1µF
RB
1
RB
2
VOUT = VR x (R
A
+ R
B
)/R
B
©
2002 Microchip Technology Inc.
DS21347B-page 9
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