12
LTC1536
1536fa
© LINEAR TECHNOLOGY CORPORATION 1997
LT 0106 REV A • PRINTED IN THE USA
TYPICAL APPLICATIONS N
U
PART NUMBER DESCRIPTION COMMENTS
LTC690 5V Supply Monitor, Watchdog Timer and Battery Backup 4.65V Threshold
LTC694-3.3 3.3V Supply Monitor, Watchdog Timer and Battery Backup 2.9V Threshold
LTC699 5V Supply Monitor and Watchdog Timer 4.65V Threshold
LTC1232 5V Supply Monitor, Watchdog Timer and Pushbutton Reset 4.37V/4.62V Threshold
LTC1326 Micropower Precision Triple Supply Monitor 4.725V, 3.118V, 1V Thresholds (±0.75%)
LTC1326-2.5 Micropower Precision Triple Supply Monitor 2.363V, 3.118V, 1V Thresholds (±0.75%)
RELATED PARTS
Quad Supply Monitor:
12V: Undervoltage, Overvoltage
5V: Undervoltage, Overvoltage
3.3V: Undervoltage, Overvoltage
–12V: Undervoltage
–
+
–
+
–
+
–
+
A
PWR GOOD
B
2
12V
3
LTC1444
4
5
1
6
7
1.21M
1.21M
1%
2.37M
1%
3.3V ± 0.3V
5V ± 5%
12V ± 5%
–12V ±10%
1.05M
1%
102k
1%
100k
0.1
µF
OPTIONAL
1M
4.02M
1%
C
16
D
15
9
HYST
1536 TA07
11
10
12
13
8
14
9.31M
1%
1.21M
1%
REF
1.221V
10.7M
1%
5V
SYSTEM
RESET
1
2
3
4
8
7
6
5
V
CC3
V
CC5
V
CCA
GND
PBR
SRST
RST
RST
LTC1536
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com