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Energizer Button cell SR63, SR521 Silver oxide 379 14 mAh 1.55 V 1 pc(s) 638006 Data Sheet

Product codes
638006
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Chemical System:
Silver Oxide (Zn/Ag
2
O)
Designation:
ANSI/NEDA-1191SO
Nominal Voltage:
1.55 Volts
Typical Capacity:
14.0 mAh* (to 1.2 volts)
Capacity Test:
47K ohm continuous drain at 21°C
Typical Weight:
0.21 grams (0.009 oz.)
Typical Volume:
0.06 cubic centimeters (0.003 cubic inch)
Impedance (40 Hz):
75 to 85 ohms
Load
Cutoff
1.2V
(ohm)
(hours)
47K
425
Industry Standard Dimensions
ENERGIZER 379
Typical Performance at Low Discharge Rates
Temperature Characteristics
SILVER OXIDE
Specifications
Cross Section
* Varies according to the applied load, temperature, and cutoff voltage.
at 1.55V 
(milliamperes)
Schedule
Typical Drains
 ©Energizer Holdings, Inc. - Contents herein do not constitute a warranty.
Important Notice
This datasheet contains typical information specific to products manufactured at the time of its publication. 
Continuous
0.033
Typical Performance at 21°C (70°F)
mm (inches)
Typical Discharge Characteristics
PRODUCT DATASHEET 
 
1-800-383-7323 / USA 
1-800-383-7323 / CANADA 
+ 44 (0) 208 920 2306 
www.energizer-eu.com 
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
0
100
200
300
400
500
V
o
ltage, 
C
C
V
 
Service, Hours 
Schedule: Continuous 
Typical Drain @1.55V:  
0.033 milliamperes 
Load: 47K ohm 
DESIGNED FOR USE ON CONTINUOUS LOW DRAIN 
0
25
50
75
100
125
-20
0
20
40
S
ervic
e 
(%
) 
Temperature (C) 
Service Effects 
60
70
80
90
100
0
2
4
6
8
10
12
S
ervic
e 
(%
) 
Storage Time (yrs) 
Storage Effects 
40°C 
20°C 
0°C 
Anode Cap
Gel Anode
Gasket
Can
Separator
Cathode
5.80 (0.228)
5.55 (0.219)
3.90 (0.154) Ref.
Typical
0.06 (0.002) Minimum Ref.
(applies to top edge of gasket or
edge of crimp, whichever is higher)
0.13 (0.005) Maximum Ref.
Permissible deflection from a flat
1.90 (0.074)
2.15 (0.085)
1.95 (0.077) Ref.
1.60 (0.063) Ref.
R0.80 (0.031) Ref.
Typical
Form No. EBC - 4331G-ZEU
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