SAFT G523

Primary lithium battery
G 52/3
3.0 V Primary lithium-sulfur dioxide (Li-SO2)
High drain capability
C-size spiral cell
Benefits
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High
and stable discharge voltage
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High pulse capability
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Performance not affected by cell
orientation
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Long storage possible before use
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Ability to withstand extreme
temperature
Key features
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Low
self-discharge rate
(less than 2 % after 1 year of
storage at + 20ºC)
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Hermetic glass-to-metal sealing
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Built-in safety vent
(at the negative end of the cell)
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Restricted for transport (class 9)
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Meets shock, vibration and other
environmental requirements of
military specifications
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Made in UK
Main applications
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Radiocommunications
and other
military applications
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Sonobuoys
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Life jacket lights
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Professional electronics
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Rescue devices
Cell size reference
Electrical characteristics
(typical values relative to cells stored for one year or less at +30ºC max.)
Nominal capacity
(at 1.0 A +20ºC 2.0 V cut-off. The capacity restored by the cell varies
according to current drain, temperature and cut-off)
Open circuit voltage (at +20ºC)
Nominal voltage
(at 0.5 A +20ºC)
Nominal energy
Maximum recommended continuous current
(to avoid over-heating)
3.2 Ah
3.0 V
2.8 V
8.96 Wh
2.5 A
Pulse capability: Typically up to 5 A.
(The voltage readings may vary according to the pulse characteristics,
the temperature and the cell’s previous history. Fitting the cell with a
capacitor may be recommended in severe conditions. Consult Saft)
Storage (recommended)
(possible without leakage)
+30ºC (+86ºF) max
+85ºC (+185ºF) max
Operating temperature range
(Operation above ambient T may lead to reduced capacity and lower
voltage readings at the beginning of pulses. Consult Saft)
-60ºC/+70ºC
(-76ºF/+158ºF)
Physical characteristics
Diameter (max)
25.6 mm (1.01 in)
Height (max)
49.5 mm (1.95 in)
Typical weight
47 g (1.6 oz)
Li metal content
Standard cell comes with protruding positive end-cap.
Finish with tabs available on request.
December 2008
R14 - C
1.2 g
–40ºC
G 52/3
Voltage at mid-discharge versus Current and Temperature (2.0 V cut-off)
3.0
2.9
15.9 max
Cell voltage (V)
2.8
2.7
+ 60ºC
2.6
+ 20ºC
2.5
0ºC
– 20ºC
–40ºC
2.4
2.3
2.2
49.2 ± 0.3
100
1000
10000
Current (mA)
Typical discharge profiles at + 20ºC
3.0
7 max
25.3 ± 0.3
Cell voltage (V)
2.8
2.6
2.4
1.75 A
1A
2.2
0.5 A
0.1 A
2.0
Overall dimensions in mm
1.8
0
0.5
1
1.5
2
2.5
3
3.5
4
Capacity (Ah)
Handling precautions
4.0
3.5
Capacity (Ah)
is pressurised.
w Do not puncture, open or mutilate.
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Do not obstruct the safety vent
mechanism.
w Do not short circuit or charge.
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Do not expose to fire or
temperatures above
+70ºC (+158ºF).
Restored Capacity versus Current and Temperature (2.0 V cut-off)
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Cell
1.75 A
1A
3.0
2.5
0.5 A
+ 60ºC
+ 20ºC
0ºC
0.1 A
– 20ºC
2.0
–40ºC
1.5
1.0
100
1000
Current (mA)
Saft
Specialty Battery Group
12, rue Sadi Carnot
93170 Bagnolet - France
Tel.:+33 (0)1 49 93 19 18
Fax:+33 (0)1 49 93 19 69
Doc. No 31092-2-1208
Information in this document is subject to change without notice
and becomes contractual only after written confirmation by Saft.
River Drive, South Shields
Tyne and Wear, NE33 2TR - UK
Tel.:+44 (0)191 456 1451
Fax:+44 (0)191 456 6383
For more details on primary lithium technologies please refer to
Primary Lithium Batteries Selector Guide Doc No 31048-2.
www.saftbatteries.com
Produced by Arthur Associates Limited.
Published by the Communications Department.
Photo credit: Saft.
Société anonyme au capital de 31 944 000
RCS Bobigny B 383 703 873
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