Description Description CD42 5V 2A Lithium Battery Boost Module (3.7V / 4.2V) – With Charge & Discharge Protection Power your portable projects with confidence using the CD42 5V 2A Boost Module a compact yet powerful solution designed to safely manage both charging and discharging of lithium batteries (3.7V / 4.2V). This module isn’t just about boosting voltage – it’s built with smart protection: over-voltage, over-current, and short circuit protection ensure safe operation. Ideal for DIY electronics, battery packs, or embedded systems, it delivers stable 5V output from a lithium cell with ease. Four onboard LED indicators give you a clear view of battery status, and ultra-low standby current ensures efficiency when idle. Key Features Built-in Protection: Overcharge, over-discharge, and short circuit safeguards Charge & Discharge Support: Handles both operations efficiently LED Battery Indicators: 4 LEDs show real-time power level Low-Level Trigger: Perfect for MCU or microcontroller integration Technical Specs Input Voltage: 4.6V – 5.5V DC Output Voltage: 5V (Boosted) Charging Current: 0 – 2.1A Discharge Current: 0 – 2.4A Quiescent Current (Charge): 100µA Quiescent Current (Discharge): 50µA Operating Temp: -20°C to 85°C Size: 25mm x 16mm x 4mm IC: IP5306 What’s Included 1 x CD42 5V 2A Lithium Battery Boost Module
