Description
TP4056 3.7V‑4.2V 9V‑5V 2A Adjustable Step‑Up Module – the ultimate DIY power solution for your 18650 lithium‑ion batteries. Designed for hobbyists, makers, and professionals alike, this compact board combines a high‑efficiency TP4056 charger with a versatile step‑up regulator, giving you full control over output voltage and current from a single 3.7V cell.
Product Overview
This all‑in‑one charging and boosting module features a 2A adjustable regulator, a built‑in protection circuit, and a 5V/9V output option. Whether you need a stable 5V supply for a Raspberry Pi or a higher voltage for a custom LED array, this board delivers reliable performance in a small footprint.
Key Highlights
- Integrated TP4056 charger – fast, safe, and low‑power consumption
- Adjustable output: 5V or 9V with a 2A current limit
- Compact 18650 battery holder – fits standard lithium‑ion cells
- Built‑in over‑charge, over‑discharge, and short‑circuit protection
- High efficiency up to 90% – minimal heat generation
- Ready‑to‑use DIY kit with clear labeling and a user‑friendly PCB layout
- Compatible with a wide range of microcontrollers, sensors, and low‑power devices
Technical Specifications
• Input Voltage: 3.7V (18650 Li‑Ion)
• Output Voltage: 5V or 9V (adjustable)
• Output Current: Up to 2A
• Charging Current: 1A (default)
• Protection: Over‑charge, over‑discharge, short‑circuit, reverse polarity
• Dimensions: 40mm x 20mm (typical PCB size)
• Weight: < 30g
Why Choose This Kit?
Our module offers a hassle‑free, cost‑effective way to power your projects. The TP4056 charger ensures a safe, regulated charge cycle, while the step‑up regulator provides the flexibility to meet diverse voltage requirements. The board’s robust protection features protect both your battery and connected electronics, giving you peace of mind during prototyping and final builds.
Safety & Quality
All components are sourced from reputable manufacturers and undergo rigorous testing. The board includes a dedicated protection IC, thermal cutoff, and reverse‑polarity protection to safeguard your devices and extend battery life.
Ideal Applications
- Portable electronics – power banks, handheld gadgets
- Raspberry Pi & Arduino projects
- LED lighting systems and displays
- Wireless sensor nodes and IoT devices
- Educational kits and maker projects
Upgrade your DIY power solutions with the TP4056 3.7V‑4.2V 9V‑5V 2A Adjustable Step‑Up Module – the reliable, flexible, and safe choice for any lithium‑ion powered project.
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