751835 高消耗LiPoバッテリー 420mAh

A high drain LiPo battery 420mAh uses a single pouch-cell structure. Engineers set its nominal voltage at 3.7V and limit full charge to 4.2V. In addition, the design supports high current output while keeping internal resistance low. Manufacturers also control capacity through strict electrode matching and electrolyte dosing. This approach keeps electrical behavior stable during fast load changes.

Material Composition and Cell Structure

Producers build the cell with lithium cobalt or blended cathode materials. They pair these with graphite anodes to support fast ion movement. Copper and aluminum foils guide electron flow inside the cell. Meanwhile, a microporous separator prevents electrode contact and blocks internal short circuits. The outer pouch uses aluminum-plastic laminate. It keeps the internal chemistry sealed and stable under physical stress.

組立と電気構造

Technicians sort cells by impedance and voltage before assembly. This step reduces imbalance in the final battery pack. Next, they use spot welding to attach nickel tabs. The process forms a low-resistance electrical path. It also limits heat impact on the electrodes. After that, a protection circuit module is installed. It controls overcharge, over-discharge, and over-current conditions. In addition, lead wires receive strain relief to prevent connection failure during movement.

シーリングと構造仕上げ

Workers seal the pouch cell using heat-lamination. This step locks in electrolyte and blocks moisture entry. Then, they apply insulation layers to strengthen the outer structure. These layers also help maintain shape stability. After sealing, technicians run pressure and insulation tests. They check for leaks and electrical safety before final packaging.

規格と電気制御

Manufacturing follows UN38.3, CE, and RoHS requirements. These standards guide transport and material safety. Charging uses a constant-current/constant-voltage method. The system limits voltage to 4.2V per cell. Finally, cycle tests run under controlled temperature conditions. These tests confirm stable discharge behavior during repeated use.

製品の特徴

• カスタマイズ対応:顧客のニーズに応じてカスタマイズ可能です
• 高出力:最大20°Cの放電
• 急速充電:最大3Cまで充電
• 長寿命:長期製品の使用要件を満たしています
• マルチマテリアルシステム:LCO、NCM、NCA、LFP、その他の材料システムをカバーします
• 高安全性:安全性能試験に合格
• 十分な容量:製品設計能力要件を満たす
• High Temperature Resistance: Operating temperature range -20℃ ~ 80℃

応用シナリオ

• 電子アトマイザー
• ボイスレコーダー
• ヘッドホン
• 美容デバイス