Dual Micro USB 3.7v to 5v 2A Power Bank Charging Module.

Dual Micro USB 3.7V to 5V 2A Power Bank Charging Module is a compact, efficient charging circuit designed for lithium-ion batteries. It boosts a 3.7V battery input to a stable 5V 2A output via dual USB ports. Commonly used in DIY power banks, mobile device charging setups, and portable electronics, this module features intelligent protection and high conversion efficiency.

Key Features of Dual Micro USB 3.7V to 5V 2A Power Bank Charging Module:

• Boost Converter: Converts 3.7V from lithium battery to 5V output.
• Dual USB Output: Supports charging two devices simultaneously at up to 2A.
• Battery Protection: Includes overcharge, over-discharge, and short circuit protection.
• LED Indicator: Shows working and charging status clearly.
• High Efficiency: Provides stable power with low ripple and efficient conversion.

Technical Specifications of Dual Micro USB 3.7V to 5V 2A Power Bank Module:

• Input Voltage: 3.7V (Lithium battery input)
• Output Voltage: 5V DC
• Output Current: Up to 2A
• USB Output Ports: 2 x USB Type-A Female
• Charging Port: Dual Micro USB input (only one used at a time)
• Protection Features: Overload, short circuit, overcharge, and over-discharge protection
• Converter Type: Step-up (Boost) DC-DC

Mechanical Specifications of Dual USB 5V Power Bank Module:

• PCB Material: FR4 High-Quality Epoxy Laminate
• Mounting Type: SMD + Through-Hole Component Hybrid
• Connector Type: USB-A and Micro USB female sockets
• LED Indicators: On-board SMT LED for charge status

Dimensions:

• Length: 67mm
• Width: 21mm
• Height: 10mm (including USB connectors)
• Mounting Holes: 3mm diameter

Mounting Options:

• Enclosure Mount: Can be fitted inside a plastic or metal case for custom power banks.
• PCB Mount: Compatible with standard enclosure cutouts for USB access.

Schematic Diagram, Connection, Wiring and Pinout:

• Battery Connection: Connect 3.7V Li-ion battery to B+ and B- terminals.
• Input Option: Dual Micro USB ports for charging the battery (only one at a time).
• Output: Two 5V USB ports can supply up to 2A total current.
• Pinout: Clearly marked B+, B-, USB1, USB2, LED, and switch pads.

Datasheet of Dual USB Power Bank Charging Module:

• Download Datasheet / Product Page

Applications of Dual Micro USB 3.7V to 5V 2A Charging Module:

• DIY Power Banks: Build custom portable chargers using 18650 batteries.
• Mobile Charging Station: Powers smartphones, tablets, USB devices.
• Embedded Systems: Provide 5V regulated power to IoT and Arduino projects.
• Portable Lighting: Use with LED strips or USB lamps in off-grid setups.

Equivalent Modules of Dual USB 3.7V to 5V 2A Power Bank Module:

• TP4056 Module: Ideal for single cell charging with micro-USB input
• MT3608 Boost Module: Boosts low voltage input to 5V, compact form
• XL6009 Module: High power boost module for 5V output with adjustable voltage
• Dual USB Step-Up Module: Alternative 3.7V to 5V converter with dual output

Package Includes:

• 1 x Dual Micro USB 3.7V to 5V 2A Power Bank Charging Module