PRODUCT DATASHEET 1-800-383-7323 / USA + 44 (0) 208 920 2306 1-800-383-7323 / CANADA www.energizer-eu.com ENERGIZER 391 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 60 mAh* (to 1.2 volts) 15K ohm continuous drain at 21°C 0.92 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) 2.05 (0.081) 1.85 (0.073) R0.90 (0.035) Ref. Typical 1.88 (0.074) Ref. 1.63 (0.064) Ref. Anode Cap Gel Anode 0.25 (0.010) Maximum Ref. Permissible defelection from a flat. Gasket Can Separator 0.03 (0.001) Minimum Ref. (Applies to top edge of gasket or edge of crimp, whichever is higher.) Cathode DESIGNED FOR USE ON CONTINUOUS LOW DRAIN HIGH PULSE ON DEMAND Typical Discharge Characteristics Temperature Characteristics Typical Performance at 21°C (70°F) Typical Performance at Low Discharge Rates Service Effects Service (%) 125 1.7 1.6 1.5 1.4 1.3 1.2 1.1 1.0 100 75 50 25 0 -20 0 20 40 Temperature (C) 0 200 400 Service, Hours Schedule Typical Drains at 1.55V (milliamperes) (ohm) Cutoff 1.2V (hours) 0.103 15K 581 Continuous Storage Effects 600 Load 100 Service (%) Voltage, CCV Schedule: Continuous Typical Drain @1.55V: 0.103 milliamperes Load: 15K ohm 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-ZEU Page 1 of 1