DC LED with charging protection TC4056 TP4056 touch dimming lamp control panel DIY repair general desk lamp circuit
EGP 150
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DC LED with charging protection TC4056 TP4056 touch dimming lamp control panel DIY repair general desk lamp circuit PARAMETERS It is suitable for the use of single bulb voltage of 3V, multiple parallel connection, maximum drive output of about 1A, using S12302 NMOS tube, on-board lithium battery charge management and precision protection chip, especially using 4KHZ frequency PWM, single-channel DC LED touch-controlled stepless dimming IC, basically no flicker; with power supply automatic switching function, when external power supply is connected, no electricity is used. Battery serves as power supply, which is supplied by external power supply and charged at the same time. When the external power supply is unplugged, it is automatically converted to battery power supply to ensure that the battery can be filled correctly. Low power LDO is also used to provide working voltage for touch control chip to cope with any complex working environment calmly. DC LED with charging protection TC4056 TP4056 touch dimming lamp control panel DIY repair general desk lamp circuit
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