LT1634(RevF) Просмотр технического описания (PDF) - Linear Technology
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производитель
LT1634 Datasheet PDF : 14 Pages
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LT1634
Typical Applications
Single Cell Li-Ion Battery Supervisory Circuit (IQ = 20µA)
RS
51k
5%
+
A1
1/4 LT1496
–
LT1634-1.25
1.75V –
A2
+1/4 LT1496
R1
500k
0.1%
1.25V
VBAT
+
A3
1/4 LT1496
–
R2
1.25M
0.1%
D1, D2: 1N458
R1 TO R4: CAR6 SERIES IRC (512) 992-7900
OFF CHARGER
VBAT
SW
T0 LOAD
R3
1.75M
RH1 0.1%
RSW
10M
1M
5%
5%
D1
A
RH2
10M
5%
BATTERY
D2
–
A4
+1/4 LT1496
R4
1.25M
0.1%
1634 TA05
Micropower Voltage and Current Reference
2 AAA
ALKALINE
CELLS
R3
249k
0.1%
ZTX214C
1/2 LT1495
LT1634
1.25V
R4
24k
5% +
1/2 LT1495
–
IOUT
COM
VOUT
1µA
1.5V
R1 TO R3:
MAR5 SERIES, IRC
(512) 992-7900
R1
200k
0.1%
R2
1M
0.1%
1634 TA06
Related Parts
PART NUMBER
LTC1440
DESCRIPTION
Micropower Comparator with Reference
LT1460
Micropower Series Reference
LT1495
LTC1540
1.5µA Precision Rail-to-Rail Dual Op Amp
Nanopower Comparator with Reference
COMMENTS
3.7µA Max Supply Current, 1% 1.182V Reference,
MSOP, PDIP and SO-8 Packages
0.075% Max, 10ppm/°C Max Drift, 2.5V, 5V and 10V Versions,
MSOP, PDIP, SO-8, SOT-23 and TO-92 Packages
1.5µA Max Supply Current, 100pA Max IOS
600nA Max Supply Current, 2% 1.182V Reference,
MSOP and SO-8 Packages
14 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 950F3o5r -m7o4r1e7information www.linear.com/LT1634
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com/LT1634
1634ff
LT 1014 REV F • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 1998
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