Panasonic Ncr21700t Datasheet Hot Instant
If the cell is abused (short circuit, overcharge, or physical damage), it enters thermal runaway.
A quick scan of the primary electrical metrics from the outlines why this particular cell remains heavily sought after for demanding engineering environments: NCR21700 data sheet panasonic ncr21700t datasheet hot
The Panasonic NCR21700T is not just a battery; it's a benchmark. Its legacy as a Tesla cell speaks to its quality, but its true value today is in the data. If the cell is abused (short circuit, overcharge,
15A (High load rating) or 30A (In specific high-drain, high-efficiency contexts), typically rated for 15A continuous without extreme heating. Energy Density: Very high (~263 Wh/kg) Weight: ~66.8g Type: Unprotected Lithium-ion Cell 2. Performance Analysis: When the NCR21700T Gets "Hot" 15A (High load rating) or 30A (In specific
: Subjecting the NCR21700T to structural environments exceeding 80°C destabilizes the Solid Electrolyte Interphase (SEI) layer, risking a thermal runaway event. Charge and Discharge Behavior Analysis The CC-CV Charging Profile
| Parameter | Value | | :--- | :--- | | | NCR21700T | | Chemistry | Li-NCA (Lithium Nickel-Cobalt-Aluminum Oxide) | | Nominal Voltage | 3.6V - 3.7V | | Nominal Capacity | 4800mAh - 5000mAh | | Standard Charge | CC/CV, 2A (~4A) | | Max Charge Current | 5A - 9A (with adequate thermal management) | | Max Continuous Discharge | 25A - 45A (Confirmed at 30A, burst to 45A) | | Cut-off Voltage | 2.5V | | Internal Resistance (ACIR) | ≤15 mΩ (Typically 12-15 mΩ) | | Dimensions (Diameter x Height) | 21mm x 70mm | | Weight | 68g - 70g | | Cycle Life | 1000 cycles (to 70% capacity) | | Operating Temperature | -20°C to +60°C |
Keep in mind that datasheets can vary depending on the source and specific product revisions. If you're looking for a detailed datasheet, I recommend checking the official Panasonic website or contacting their support team for the most up-to-date information.