The LiPo Charger E430 is a compact single-cell lithium polymer (LiPo) and lithium-ion battery charging module designed for safe and efficient charging. It is commonly based on a linear charging controller (TP4056-class design) and provides constant-current / constant-voltage (CC/CV) charging with built-in protection features, making it suitable for portable and embedded electronics.
Key Features
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Single-cell Li-ion / LiPo battery charger
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CC/CV charging algorithm for battery safety and longevity
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Onboard charge status indicators (charging / charged)
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Compact PCB for easy integration into small devices
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Supports USB or 5V input power
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Simple battery and power connections
Technical Specifications
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Battery type: Single-cell Li-ion / LiPo (3.7V nominal)
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Charging voltage: 4.2V ±1%
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Input voltage: 4.5V – 5.5V (USB / 5V supply)
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Charging current: typically up to 1A (set by onboard resistor)
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Charging method: Constant Current / Constant Voltage (CC/CV)
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Charging efficiency: linear regulation
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Operating temperature: 0°C to +85°C (typical)
Protection and Safety
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Overcharge protection
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Over-discharge protection (on protected variants)
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Overcurrent protection
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Thermal regulation to prevent overheating
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Reverse battery protection
Electrical and Interface Details
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Input terminals: 5V (IN+, IN−)
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Battery terminals: BAT+, BAT−
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LED indicators:
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Red: Charging
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Blue/Green: Charge complete
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Compatible with USB power sources, power banks, and 5V adapters
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