LT1634 LINER [Linear Technology], LT1634 Datasheet - Page 12

• Manufacturer Part Number: LT1634
• Description: Micropower Precision Shunt Voltage Reference
• Manufacturer: LINER [Linear Technology]

RELATED PARTS
LT1634
TYPICAL APPLICATIONS
12
PART NUMBER
LTC1440
LT1460
LT1495
LTC1540
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
DESCRIPTION
Micropower Comparator with Reference
Micropower Series Reference
1.5 A Precision Rail-to-Rail Dual Op Amp
Nanopower Comparator with Reference
ALKALINE
D1, D2: 1N458
R1 TO R4: CAR6 SERIES IRC [phone]
CELLS
2 AAA
R
51k
5%
LT1634-1.25
S
1/4 LT1496
+
–
A1
ZTX214C
U
Single Cell Li-Ion Battery Supervisory Circuit (I
R3
249k
0.1%
Micropower Voltage and Current Reference
R1
500k
0.1%
R2
1.25M
0.1%
1/2 LT1495
1.75V
1.25V
–
+
+
–
1/4 LT1496
1/4 LT1496
I
OUT
–
+
A2
A3
V
BAT
= 1 A
LT1634
1.25V
COM
COMMENTS
3.7 A 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
1.5 A Max Supply Current, 100pA Max I
600nA Max Supply Current, 2% 1.182V Reference,
MSOP and SO-8 Packages
R
10M
5%
R
10M
5%
D1
D2
R4
24k
5%
H1
H2
OFF
V
BAT
V
R3
1.75M
0.1%
A
R4
1.25M
0.1%
OUT
CHARGER
–
+
1/2 LT1495
= 1.5V
BATTERY
–
+
1/4 LT1496
Q
= 20 A)
A4
1634 TA05
R1
200k
0.1%
R2
1M
0.1%
R1 TO R3:
MAR5 SERIES, IRC
[phone]
1634 TA06
SW
R
1M
5%
1634fa LT/TP 0698 2K REV A • PRINTED IN USA
SW
LINEAR TECHNOLOGY CORPORATION 1998
T0 LOAD
OS