112038 wiederaufladbare LiPo-Batterie 3,7V

Rechargeable LiPo Battery 3.7V Structure Overview

Manufacturers construct the rechargeable LiPo battery 3.7V using a laminated pouch architecture that combines stacked electrodes and flexible sealing materials. First, engineers align cathode and anode foils into a controlled stack structure, and they insert a microporous separator between each layer to maintain ionic isolation. Meanwhile, they position current collector tabs with precision to ensure stable electrical routing. After that, they transfer the assembled core into an aluminum-plastic composite pouch, and they adjust internal alignment before sealing preparation begins.

Material System and Electrode Composition

Producers apply lithium metal oxide materials onto aluminum foil to form the cathode layer, and they coat graphite-based slurry onto copper foil to create the anode structure. In addition, they mix conductive additives and polymer binders into the slurry to maintain uniform dispersion during coating. Subsequently, they dry the coated electrodes under controlled thermal conditions to remove residual solvents, and they perform calendering to stabilize thickness and surface density. Moreover, they select multilayer PP/PE separator films to support ionic transfer while preventing internal short circuits.

Electrode Fabrication and Assembly Process

Technicians begin electrode processing by cutting coated foils into defined dimensions, and they carefully control edge quality to avoid burr formation. Then, they stack electrodes and separators in alternating order, and they maintain strict alignment using automated fixtures. After that, they weld aluminum and copper tabs using ultrasonic or resistance welding methods, and they reinforce tab junctions with insulation layers. Meanwhile, they route the tab structure outward from the pouch edge while preserving internal spacing integrity.

Formation, Testing, and Standard Compliance

Engineers initiate formation cycling to activate electrochemical interfaces and stabilize SEI layers under controlled charge-discharge profiles. Subsequently, they conduct aging tests to evaluate voltage behavior and impedance stability over time. Finally, quality teams execute dimensional inspection, insulation resistance measurement, weld strength verification, and leakage detection. Throughout production, they comply with IEC 62133 and UN38.3 standards, and they ensure each rechargeable LiPo battery 3.7V meets strict manufacturing consistency and transport safety requirements.

Produktmerkmale

1. 🛠️ Anpassbar
   Anpassbar, um Kundenanforderungen zu erfüllen
2. ⚡ Hochleistung
   Maximal 20°C verfügbare Entladungsrate
3. ⏱️ Lange Zykluszeit
   Erfüllt langfristige Produktnutzungsbedürfnisse
4. 🛡️ Hohe Sicherheit
   Umfassende Sicherheitstests bestanden
5. 🔋 Wahre Nennkapazität
   Entspricht der Produktdesignkapazität
6. ⚛️ Multi-Chemie-Optionen
   Deckt LCO-, NCM-, NCA- und LFP-Systeme ab
7. 🧰 Mehrfachschutzmechanismus
   Eingebaute Schutzplatte mit Überladungs-, Überentladungs-, Überstrom- und Kurzschlussschutz

Produktanwendungsgebiete

Dieses Produkt eignet sich für eine Vielzahl tragbarer und elektrischer elektronischer Geräte mit typischen Anwendungen darunter:

• Körperpflege & Gesundheit: Elektrische Zahnbürsten, Schönheitsgeräte, Fitnesstracker, medizinische Geräte

• Smart Digital & Audio: Kopfhörer, Lautsprecher, Vernebler, Spielzeug, Lichter

• Finanzzahlung & Büro: POS-Maschinen, USB-Token, tragbare Drucker