1644C Coin Battery Lithium Coin Cell Battery
1644C is a lithium coin cell battery with high capacity and long cycle life, ideal for TWS earphones.
As a manufacturer of lithium batteries, VDL has 5 R&D bases and 1 doctor's workstation, which developed more than 1,000 battery models. Using winding and stacking production technology, the product can be used in many electronics industries.
As a manufacturer of lithium batteries, VDL has 5 R&D bases and 1 doctor's workstation, which developed more than 1,000 battery models. Using winding and stacking production technology, the product can be used in many electronics industries.
1644C Coin Battery Lithium Coin Cell Battery
Features
- Lithium coin cell battery in miniature size ideal for small hearable and wearable devices;
- Manufactured using VDL's proprietary stacking technology;
- High capacity and long cycle life;
- Fully certified;
- 1 year product warranty;
- Up to US$20 million product safety insurance
Applications
- TWS earphones;
- Wearable devices;
- Smart jewelries;
- Wearable medical sensors;
Specifications
| Model | Maximum Dimension (mm) | Minimum Capacity (mAh) | Internal Impedance (mΩ) |
Normal Voltage (V) | Charge Ending Voltage (V) | Approximate Weight (g) | Maximum Charge Current | Maximum Discharge Current | |
| Diameter (mm) | Height (mm) | ||||||||
| 1644C | 16.1 | 4.6 | 90 | 350 | 3.7 | 4.2 | 3.3 | 2C/180mA | 2C/180mA |
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