LTC2935 Linear Technology, LTC2935 Datasheet - Page 9

• Manufacturer Part Number: LTC2935
• Description: Ultra-Low Power Supervisor
• Manufacturer: Linear Technology

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TYPICAL APPLICATIONS
MANUAL
RESET
PUSHBUTTON
PB1
+
*OPTIONAL RESISTOR FOR ADDED ESD PROTECTION
Li-Ion
+
+
+
+
CR2032
1.5V
1.5V
1.5V
0.1μF
R
10k
ESD
Battery Monitor with Interface to Low Voltage Logic
3μA LDO
*
0.1μF
0.1μF
Alkaline Cell Stack Voltage Monitor
IN
SHDN
S0
S1
S2
MR
Coin Cell Voltage Monitor
LTC2935-1
LT3009
GND
GND
V
CC
S0
S2
S1
S2
S1
S0
LTC2935-2
LTC2935-2
OUT
ADJ
PFO
RST
GND
GND
V
V
CC
CC
POWER FAIL FALLING THRESHOLD = 3.15V
RESET FALLING THRESHOLD = 3.00V
MR
MR
POWER FAIL FAIL THRESHOLD = 2.55V
RESET THRESHOLD = 2.40V
2935 TA03
2935 TA04
POWER FAIL FAIL THRESHOLD = 2.70V
RESET THRESHOLD = 2.55V
1.18M
590k
PFO
RST
RST
PFO
LOW BATTERY
SYSTEM RESET
LOW BATTERY
SYSTEM RESET
1μF
100k
100k
1.8V
NMI
RST
V
μP
DD
LTC2935
2935 TA02
9
2935f