energizer 391/381 product datasheet
PRODUCT DATASHEET
1-800-383-7323
1-800-383-7323
/ USA USA/CAN
1-800-383-7323
/ CANADA
www.energizer.com
ENERGIZER 391/381
SILVER OXIDE
Specifications
Chemical System:
Designation:
Nominal Voltage:
Typical Capacity:
Capacity Test:
Typical Weight:
Typical Volume:
Impedance (40 Hz):
Industry Standard Dimensions
mm (inches)
Silver Oxide (Zn/Ag2O)
ANSI-1160SO/1170SO, IEC-SR55
1.55 Volts
47 mAh* (to 1.2 volts)
15K ohm continuous drain at 21°C
0.93 grams (0.03 oz.)
0.22 cubic centimeters (0.013 cubic inch)
5 to 7 ohms
* Varies according to the applied load, temperature, and cutoff voltage.
Cross Section
3.80 (0.150)
Minimum
11.60 (0.457)
11.25 (0.443)
R0.90 (0.035) Ref.
Typical
E
2.05 (0.081)
1.85 (0.073)
Anode Cap
Gel Anode
ET
1.88 (0.074) Ref.
1.63 (0.064) Ref.
0.25 (0.010) Maximum Ref.
Permissible defelection from a flat.
SO
L
0.03 (0.001) Minimum Ref.
(Applies to top edge of gasket or
edge of crimp, whichever is higher.)
Gasket
Can
Separator
Cathode
DESIGNED FOR USE ON CONTINUOUS LOW DRAIN
HIGH PULSE ON DEMAND
Temperature Characteristics
Typical Performance at 21°C (70°F)
Typical Performance at Low Discharge Rates
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
Service Effects
125
100
75
50
25
0
-20
0
100
Schedule
Continuous
200
300
Service, Hours
400
500
Typical Drains
at 1.55V
(milliamperes)
(ohm)
Cutoff
1.2V
(hours)
0.103
15K
456
Load
0
20
Temperature (C)
40
Storage Effects
100
Service (%)
Voltage, CCV
Schedule: Continuous
Typical Drain @1.55V:
0.103 milliamperes
Load: 15K ohm
Service (%)
OB
Typical Discharge Characteristics
0 C
90
20 C
80
70
40 C
60
0
2
4
6
8
Storage Time (yrs)
10
12
Important Notice
This datasheet contains typical information specific to products manufactured at the time of its publication.
©Energizer Holdings, Inc. - Contents herein do not constitute a warranty.
Form No. EBC - 4365A
Page 1 of 1
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