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CR1620 Button Cell Battery
CR1620 Button Cell Battery
1.Long working and shelf life.
2. high quality
3.Quality and high reputation first.
1) 3.0V CR1620 Lithium Battery
2) Low Self Discharge Rate
3) Competitive Price&Reliable Quality
4) Long Shelf Life&Excellent
CR1620 Lithium Battery Datesheet As Below:
ITEM | UNIT | SPECIFICATIONS | CONDITIONS | |
Nominal voltage | V | 3.0 | Standard discharge | |
Nominal capacity | mAh | ≥70 | Continuous discharge with load 62 kΩ | |
Instantaneous short-circuit current |
mA |
≥200 | Time≤0.5second | |
Off-load voltage | V | 3.25~3.60 | Unit cell | |
Storage temperature | °C | 0-40 | ||
Standard weight | g | 1.3 | Unit cell | |
Service output | Initial | h | ≥66.5 | Continuous discharge with load 3 kΩ,till 2.0v end-voltage at 20-25°C |
After 12 months storage | h | ≥65.0 |
ITEM | TEST METHODS | STANDARED | |
Dimensions | Using vernier caliper (accuracy≥0.02) while avoiding short-circuit | Diameter | 16.0(-0.15) mm |
Height | 2.00(-0.20) mm | ||
Off-load voltage | Using multimeter (accuracy≥0.25%) internal resistance ≥1MΩ | 3.20~3.60 | |
Instantaneous Short-circuit current | Time of short-circuit should be less than 0.5 Sencond and avoid repeated test within half an hour | ≥200mA | |
Appearance | Eyeballing | Bright ,clen,no rust,no leakage,And no flaw | |
Capacity | Continuously discharge for 8 hour with load 4.7kΩ, temperature at 20-25°C, humidity at 65±20% till 2.0v end-voltage(for fresh battery only:within 3 months) | ≥66.5h | |
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 | |
Leakage at hight temperature |
Stored under temperature(45°C±2°C)for 30 days | Leakage rate≤0.5% | |
Over Discharge Test | After 2.0v end-voltage, continuously discharged for 5 hours | No leakage allowed |
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