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  7. 042397A1

GP Batteries 042397A1 Datasheet

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05990I269
Data Sheet Model No.: GP397
Typical Discharge Characteristics at 20°C
Description : Silver Oxide Low Drain Button Cell
Nominal Voltage : 1.55 Volts
Nominal Dimensions : Ø7.90 X 2.65mm
Application : Analog watch
Average Weight : 0.5g
Shelf Life : Not less than 90% of the
service capacity, following
1st year storage at 20°C.
Date Code : Unless otherwise specified,
each cell will carry a numeric
year code and an alphabetical
month code.
Nominal Service Life : 960 hrs (at 50kΩ Load)
(to 1.2V at 20°C) 160 days (at 200kΩ Load)
Average Service Capacity:
30 mAh (rated capacity at 50kΩ load,
cut off voltage 1.2V at 20°C)
Close circuit voltage:
1.25 Volts (min.) (load resistor 200Ω at
20°C for 1 to 2 seconds)
1.4
1.2
1.0
0.8
0 200 400 600 800 1000
Service Hours
Load resistor 50kΩ
Voltage
Unit : mm
Ø4.5 (ref.)
+0
Ø7.90 –0.15
+0
2.65 –0.30
0.20
(ref.)
0.15
(ref.)
BRS0233 REV. 0
Cross Reference:
IEC JIS EVEREADY VARTA DURACELL PANASONIC SONY
SR59 SR59 397 V397 D397 SP397 SR726SW
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