ITEM | UNIT | SPECIFICATIONS | CONDITIONS | |
Nominal voltage | V | 3.0 | Standard discharge | |
Nominal capacity | mAh | 520 | Standard discharge | |
Instantaneous short-circuit current | mA | ≥350 | Time≤0.5second | |
Off-load voltage | V | ≥3.20 | Unit cell | |
Storage temperature | ºC | 0-35 | ||
Standard weight | g | 8.0 | Unit cell | |
Service output | Initial | h | 478 | Continuous discharge with load 3 kΩ,till 2.0v end-voltage at 20-25ºC |
After 12 months storage | h | 468 |
ITEM | CONDITIONS | CHARACTERISTICS |
Self-discharge Rate | Stored for 12 months at normal temperature,then continuously discharged with 15 kΩ load till 2.0v end-voltage | Less than ≤2% |
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(-0.20)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 Sencond and avoid repeated test within half An hour | ≥350mA | |
4 | Appearance | Eyeballing | Bright ,clen,no rust,no leakage,And no flaw | |
5 | Capacity | Continuously discharge for 8 hour with load 3 kΩ,temperature at 20-25ºC,humidity at 65 ±20% till 2.0v end-voltage(for fresh battery only:within 3 months) | ≥478h | |
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 hight temperature | Stored under temperature(45ºC)for 30 days | Leakage rate≤0.5% | |
8 | Over Discharge Test | After 2.0v end-voltage, continuously discharged for 5 hours | No leakage allowed |
Model Number | Standard Voltage (V) | Capacity (mAh) | Average weight (g) | Dimension (mm) | Recommended current (mA) being used | |||
Diameter | Height | Standard current | Big current Gap | Small current Continuous | ||||
CR927 | 3 | 30 | 0.60 | 9.5 | 2.70 | 0.05 | 5 | 1 |
CR1025 | 3 | 30 | 0.60 | 10.0 | 2.50 | 0.05 | 5 | 1 |
CR1130 | 3 | 40 | 0.60 | 11.0 | 3.00 | 0.05 | 5 | 1 |
CR1212 | 3 | 18 | 0.05 | 12.0 | 1.20 | 0.05 | 5 | 1 |
CR1216 | 3 | 25 | 0.70 | 12.0 | 1.60 | 0.05 | 5 | 1 |
CR1220 | 3 | 40 | 0.85 | 12.0 | 2.00 | 0.05 | 5 | 1 |
CR1225 | 3 | 48 | 1.00 | 12.0 | 2.50 | 0.10 | 5 | 1 |
CR1616 | 3 | 50 | 1.20 | 16.0 | 1.60 | 0.10 | 8 | 1 |
CR1620 | 3 | 68 | 1.30 | 16.0 | 2.00 | 0.10 | 8 | 2 |
CR1625 | 3 | 90 | 1.40 | 16.0 | 2.50 | 0.20 | 8 | 2 |
CR1632 | 3 | 125 | 1.60 | 16.0 | 3.20 | 0.20 | 10 | 2 |
CR2016 | 3 | 75 | 1.80 | 20.0 | 1.60 | 0.20 | 15 | 2 |
CR2025 | 3 | 150 | 2.40 | 20.0 | 2.50 | 0.20 | 15 | 3 |
CR2032 | 3 | 210 | 3.00 | 20.0 | 3.20 | 0.20 | 15 | 5 |
CR2050 | 3 | 310 | 4.80 | 20.0 | 5.00 | 0.20 | 18 | 8 |
CR2320 | 3 | 150 | 2.90 | 23.0 | 2.00 | 0.20 | 18 | 8 |
CR2325 | 3 | 190 | 3.50 | 23.0 | 2.50 | 0.20 | 18 | 8 |
CR2330 | 3 | 250 | 4.00 | 23.0 | 3.00 | 0.20 | 18 | 8 |
CR2354 | 3 | 350 | 4.50 | 23.0 | 5.40 | 0.20 | 18 | 8 |
CR2430 | 3 | 285 | 4.50 | 24.0 | 3.00 | 0.20 | 18 | 10 |
CR2450 | 3 | 540 | 6.50 | 24.0 | 5.00 | 0.40 | 18 | 13 |
CR3032 | 3 | 560 | 8.00 | 30.0 | 3.20 | 0.50 | 20 | 13 |