801640-480mAh 3A Cella Soft Pack ad Alta Velocità

A High-Rate Soft Pack Cell 480mAh (3A class) uses a single lithium polymer pouch design. Engineers set the nominal voltage to 3.7V. They also limit full charge to 4.2V. In addition, they tune internal resistance for stable high current output. Cell capacity stays consistent through strict matching and electrolyte control. This reduces variation during fast discharge events.

Materiali e Struttura Interna

Producers use lithium cobalt or blended cathode materials. They pair them with graphite anodes. Copper foil and aluminum foil conduct current inside the cell. Meanwhile, a polymer separator blocks electrode contact. It still allows ion flow. The outer pouch uses aluminum-plastic laminate. It seals the chemistry and keeps the structure flexible.

Assembly and Electrical Setup

Technicians sort cells by voltage and impedance first. This step improves balance in final assembly. Next, they use spot welding to attach nickel tabs. The welds create low-resistance paths and reduce heat stress. After that, they install a protection circuit module. It manages overcharge, over-discharge, and over-current conditions. In addition, they secure lead wires with strain relief. This prevents loose connections during movement.

Sealing and Finishing Process

Manufacturers seal the pouch using heat and pressure. This locks in the electrolyte and blocks moisture. Then, they add insulation layers to strengthen the surface. These layers also improve structural stability. After sealing, they test for leaks and insulation resistance. This confirms enclosure quality before packaging.

Standard e controllo della ricarica

Production follows UN38.3, CE, and RoHS standards. These rules cover transport and material safety. Charging uses a CC/CV method. The system limits voltage to 4.2V per cell. Finally, cycle testing runs under controlled temperature. This checks stability during repeated high-rate use.

Caratteristiche del prodotto

• Personalizzazione supportata: può essere personalizzata in base alle esigenze del cliente
• Alta potenza: scarica fino a 20°C
• Ricarica veloce: Carica fino a 3°C
• Lunga Durata: Soddisfa i requisiti per un uso a lungo termine del prodotto
• Sistema Multi-materiale: copre LCO, NCM, NCA, LFP e altri sistemi di materiali
• Alta sicurezza: Supera i test di prestazione di sicurezza
• Capacità sufficiente: Soddisfa i requisiti di capacità di progettazione del prodotto
• Resistenza ad alta temperatura: intervallo di temperatura operativa -20°C ~ 80°C

Scenari applicativi

• Atomizzatori elettronici
• Registratori vocali
• Cuffie
• Dispositivi di bellezza