Datasheet

* Nominal capacity indicates duration until the voltage drops down to 2.0V when discharged at a nominal discharge current at 20 deg. C.
**Dimensions and weight are for the battery itself, but may vary depending on the shape of terminals or other factors.
Hitachi Maxell, Ltd.
2-18-2, Iidabashi, Chiyoda-ku, Tokyo 102-8521, Japan
http://www.maxell.com
•Data and dimensions are just reference values. For further details,
 please contact us at your nearest Maxell office.
•Contents on this website are subject to change without notice.
Available Terminals and Wire Connectors
 Check http://www.maxell.co.jp/e/products/industrial/battery/pdf/cr2032e_.pdf for diagrams of
 batteries with terminals.
D ata Sheet
Model CR2032
System Manganese dioxide–Li/Organic Electrolyte
Nominal Voltage (V) 3
Nominal Capacity (mAh)* 210
Nominal Discharge Current (mA) 0.2
Temperature Ranges (deg. C) min. max.
 Operating –20 +85
Weight (g)** 3.0
Dimensions (mm)**
 Diameter 20.0
 Height 3.2
 Negative Cap Diameter 14.0
UL Recognition MH12568 (N)
Characteristics
300q 5 sec.
1 Mq continuous
3.5
3.0
2.5
2.0
1.5
3.5
3.0
2.5
2.0
1.5
Discharge duration time (h)
Voltage (V)
0 200 400 600 800 1000 1200
Discharge capacity (mAh)
0 40 80 120 160 200 24020 60 100 140 180 220
Discharge load: 15 kq
Temperature: 20 deg. C
Voltage (V)
10
1
10
2
10
3
100
150
200
250
Discharge current (eA)
Discharge capacity (mAh)
Final voltage: 2.0V
● Pulse Discharge Characteristics
● Discharge Characteristics ● Temperature Characteristics
● Relationship between Discharge Current and Discharge Capacity
1Mq
–10 deg. C
0 deg. C
300q 5 sec.
45 deg. C
20 deg. C
–20 deg. C
–10 deg. C
20 deg. C
45 deg. C
15kq
150kq
300kq 1Mq
3.5
3.0
2.5
2.0
1.5
10
1
10
2
10
3
10
4
10
5
Discharge duration time (h)
Temperature: 20 deg. C
Voltage (V)
CR2032
Lithium Manganese Dioxide Batteries
ø20.0
ø14.0
(–)
(+)
0.15
3.2
Date of issue: October, 2003