Chemical System:
Lithium / Manganese Dioxide (Li/MnO
2
)
Designation: ANSI / NEDA-5012LC, IEC-CR1220
Battery Voltage: 3.0 Volts
Average Weight: 0.76 grams (0.03 oz.)
Volume: 0.25 cubic centimeters (0.02 cubic inch)
Average Capacity: 40 mAh to 2.0 volts
(Rated at 45k ohms continuous at 21ºC)
Maximum Reverse
Charge Current: 1 microampere
Energy Density: 153 milliwatt hr/g, 464 milliwatt hr/cc
Schedule: Continuous for background
2 seconds X 12 times/day for pulse
Typical Background Drain @ 2.9V (milliamps):
0.064 milliamperes
Typical Pulse Drain @ 2.6V (milliamps):
6.30 milliamperes
Background Load:
45k ohms
Pulse Load:
400 ohms
Copyright © Eveready Battery Co. Inc. - All Rights Reserved
This data sheet contains information specific to batteries manufactured at the time of its publication.
Contents herein do not constitute a warranty.
Typical Drains
24 hours/day 64
Load
(ohms)
45,000
Important Notice
INTERNAL RESISTANCE CHARACTERISTICS
Pulse Test @ 21ºC (70ºF)
Schedule: (microamperes)
at 2.9V
Industry Standard Dimensions in mm (inches)
ENERGIZER NO. CR1220
Simulated Application Test
Cutoff Voltage
628 Hours
Estimated Average Service at 21ºC (70ºF)
2.0V
EVEREADY BATTERY CO.
Internet: www.energizer.com 1-800-383-7323 / USA
1-800-383-7323 / CANADA
TYPICAL DISCHARGE CURVE
Simulated Test @ 21ºC (70ºF)
1.8
2.0
2.2
2.4
2.6
2.8
3.0
3.2
0 100 200 300 400 500 600 700
Service, Hours
Closed Circuit Voltage
IR CHARACTERISTICS
Pulse Test @ 21ºC (70ºF)
1.8
2.0
2.2
2.4
2.6
2.8
3.0
0 4 8 12 16 20 24 28 32 36 40
Capacity, mAh
CCV
25
50
75
100
125
150
175
IR, Ohms
BKGND
PULSE
IR
1-800-383-7323 / USA
1-800-383-7323 / CANADA
+ 44 (0) 208 920 2306 / EUROPE
Form No. EBC - 4113C Page 1 of 1
