Lithium button cell battery CR3032
General data :
1).Voltage: 3V
2).Capacity: 560mAh
3). Average weight: 8g
4).Diameter: 30mm
5).Height: 3.2mm
6).Certification: CE, RoHS, SGS
Company Advantage
1 one year warranty 2 5-7 days lead time 3 3 years shelf life 4 10 years manufacturers experience
CR3032 Button Cell Battery
Modle Number:CR3032
Specification:
ITEM | UNIT | SPECIFICATIONS | CONDITIONS | |
Nominal voltage | V | 3.0 | Standard discharge | |
Nominal capacity | mAh | 560 | Standard discharge | |
Instantaneous short–circuit current | mA | ≥350 | Time≤0.5 second | |
Off-load voltage | V | ≥3.20 | Unit cell | |
Operating temperature | °C | -20~60 | ||
Standard weight | g | ~8.0 | Unit cell | |
Service output | Initial | Standard | 478 h | Continuous discharge with load 3kΩ, till 2.0v end-voltage at 20~25°C |
After 12 months storage | Standard | 467 h |
No | ITEM | TEST METHODS | STANDARED | |
1 | Dimensions | Using vernier caliper (accuracy≥0.02) while avoiding short-circuit | Diameter | 30.0 (-0.15) mm |
Height | 3.20 (±0.2) mm | |||
2 | Off-load voltage | Using multimeter (accuracy≥0.25%) internal resistance≥1MΩ | ≥3.20v | |
3 | Instantaneous short-circuit current | Time of short-circuit should be less than 0.5 second and avoid repeated test within half an hour | ≥350 mA | |
4 | Appearance | Eyeballing | Bright, clean, no rust, no leakage, And no flaw | |
5 | Capacity | Continuously discharge with load 3kΩ, temperature at 20~25°C, humidity at 65±20% till 2.0v end-voltage (for fresh battery only: within 3 months ) | ≥478 h | |
6 | Vibration test | Put battery on the platform of the vibrations machine, start the machine and adjust the frequency form 10 times per minute to 15 times per minute. keep it running for an hour | Characteristics keep stability | |
7 | Leakage at high temperature test | Stored under temperature (50°C) for 10 days | No leakage allowed | |
8 | Over discharge Test | After 2.0v end-voltage, continuously discharged for 5 hours |