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Product Overview
Upgrade your DIY projects with the 5/10pcs TP4057 1A 3.7V Lithium Battery Charging and Discharging Board. Designed for reliable, efficient charging of 3.7V Li‑ion cells, this board features a built‑in protection circuit and supports Type‑C USB‑C input, making it ideal for portable electronics, battery packs, and hobbyist kits.
Key Highlights
- TP4057 Charger IC: Precision 1A current regulation for safe, fast charging.
- Built‑in Protection: Over‑charge, over‑discharge, short‑circuit, and reverse polarity protection.
- Type‑C USB‑C Input: Modern, reversible connector for convenient power delivery.
- Compact Design: Small footprint, ideal for space‑constrained projects.
- Versatile Compatibility: Works with 3.7V Li‑ion/ Li‑polymer cells up to 4.2V.
- Easy to Use: Simple wiring: VCC to USB‑C, GND to ground, BAT to battery.
- Durable Packaging: 5 or 10‑piece packs for individual or bulk use.
Specifications
- Input Voltage: 5V (USB‑C)
- Charging Current: 1A (fixed)
- Output Voltage: 3.7V (typical Li‑ion cell)
- Protection: Over‑charge, over‑discharge, short‑circuit, reverse polarity
- Dimensions: 30mm × 20mm × 5mm (approx.)
- Operating Temperature: -20°C to 60°C
Applications
This charging board is perfect for:
- Portable battery packs and power banks
- RC vehicles, drones, and robotics
- Wearable electronics and IoT devices
- Educational kits and prototyping projects
Package Includes
Each pack contains 5 or 10 individual TP4057 boards, along with a Type‑C USB‑C cable, a datasheet, and a quick‑start guide. No additional components required.
Why Choose This Board?
With its combination of safety, convenience, and modern connectivity, the TP4057 1A 3.7V Lithium Battery Charging Board delivers dependable performance for both hobbyists and professional developers. Add it to your toolkit and power your next project with confidence.
Price: Original price was: $ 4.62.$ 2.27Current price is: $ 2.27.