VMA321 - BATTERY CHARGER LI-ON 1A TP4056 BASED CURRENT ADJUST LIPO (2 pcs/pkg)

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The TP4056 based VMA321 module is a complete constantcurrent/constantvoltage linear charger for single cell lithiumion batteries. Specifications: input voltage: 4.5 to 5.5 VDC (by onboard USB connector) charging current: 1 A adjustable charge accuracy: 1.5 % full charge voltage: 4.2 V charge indicator: green = fully charged red = charging working temperature: 10°C to +80°C weight: 10 g dimensions : 25 x 19 x 10 mm Sold as a pack of two charging boards Schematic diagram of original VMA321 (without NTC) Rprog 1k2 = 1A: Show more