D
ata Sheet
Model TC920S
System Lithium Titanium Oxide/Carbon Electrolyte
Nominal Voltage (V) 1.5
Nominal Capacity (mAh)* 3.5
Nominal Discharge Current (A) 100
Charge/Discharge Cycle 500
Operating Temperature Ranges (deg. C) –20 to +60
Weight (g)** 0.43
Dimensions (mm)**
Diameter 9.5
Height 2.05
Characteristics
TC920S
Titanium Carbon Lithium Rechargeable Battery
Charge/Discharge Curves Temperature Characteristics
Over Charge Characteristics Overdischarge Characteristics
ø9.5
2.05
Discharge capacity (mAh)
Voltage (V)
0
0.5
1.0
1.5
2.0
2.5
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0
Discharge capacity (mAh)
Voltage (V)
Discharge
Charge
Initial
Charge voltage: 2.4V
Protective resistor: 300
Charge time: 24 hrs
Discharge load: 15k
Final voltage: 0.5V
Discharge load: 15k
Temperature: 20 deg. C
Discharge capacity (mAh)
Voltage (V)
0
0.5
1.0
1.5
2.0
2.5
0 1.0 2.0 3.0 4.0 5.0 6.0
Discharge capacity (mAh)
Voltage (V)
Discharge load: 15k Temperature: 20 deg. C
After charged at 2.4V for 80 days at 60 deg. C
Discharge load: 15k Temperature: 20 deg. C
0
0.5
1.0
1.5
2.0
2.5
1.0 2.0 3.0 4.0 5.0 6.0
1.0 2.0 3.0 4.0 5.0 6.0
0
0.5
1.0
1.5
2.0
2.5
Initial
After discharged at 0V for 80 days at 60 deg. C
20 deg. C
–20 deg. C
1/2
* Nominal capacity indicates duration until the voltage drops down to 1.0V when discharged at a nominal discharge current at 20 deg. C.
** Dimensions and weight are for the battery itself, but may vary depending on terminal specifications and other factors.
Charge/Discharge Cycle Performance
Hitachi Maxell, Ltd. • Data and dimensions are not guaranteed. For further details,
please contact us at your nearest Maxell office.
• Contents on this website are subject to change without notice.
Date of issue: September 2016
Temperature: 20 deg. C
Charge/discharge cycle (Numbers)
Discharge capacity (mAh)
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0 200100 300 400 500
Charge voltage: 2.4V
Protective resistor: 300
Charge time: 6hr
Discharge load: 1k
Discharge time: 6hr
D
ata Sheet
TC920S
Titanium Carbon Lithium Rechargeable Battery
2/2
Characteristics