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Generally around 2.5V to 3.0V depending on the specific application safety settings. Thermal & Operational Limits
Here’s a forum-style post you can use or adapt for Reddit, DIY forums, or battery enthusiast groups.
⚠️ If you see in reviews – it’s usually because someone pushed 20A+ (above spec) or enclosed it with no ventilation. panasonic ncr21700t datasheet hot
The term "hot" in battery datasheet terms generally refers to a cell operating at its upper temperature limits during high-current discharge. The Panasonic NCR21700T datasheet indicates a discharge range of -20°C to +60°C. However, operating near or exceeding +60°C is considered critical. What Happens When the NCR21700T Gets Hot?
To avoid a "hot" battery becoming a safety hazard, the Panasonic NCR21700T requires proper management in a pack design: Generally around 2
This article provides a comprehensive overview of the , analyzing its core specifications, performance under load, and crucial information regarding its operating temperatures, especially when the cell gets "hot" during high-drain applications. 1. Panasonic NCR21700T Technical Specifications
If your device feels "too hot to hold" (approx. 55°C), the cell is already past its comfort zone. The datasheet "hot" rating is for engineering tolerance , not for human comfort . The term "hot" in battery datasheet terms generally
For continuous high-power use, researchers recommend maintaining surface temperatures below 54°C (90% of max limit) to ensure long-term stability.
The NCR21700T is an un-protected, flat-top industrial cell. Connecting these cells requires professional (minimum 0.15mm to 0.2mm thickness) attached via a dedicated capacitive-discharge or AC spot welder. Direct soldering onto the terminal plates is prohibited, as the prolonged heat transfer damages the delicate internal pressure separator and structural seals. Physical Architecture & Compression
cells due to its 21700 form factor and 5000mAh capacity, finding an official "public" datasheet directly from Panasonic can be difficult as these cells are primarily produced for high-volume industrial and automotive clients. Core Specifications