220v free drive arbitrary cutting high-voltage LED lamp strip

Abstract

The utility model discloses a 220V is exempted from arbitrary shears of high pressure LED lamp area of driving, including flexible circuit board, positive pole connection wire and negative pole connection wire, the flexible circuit board is equipped with a plurality of parallelly connected circuit board unit, install the series connection of a plurality of resistance and a plurality of LED lamp pearl group on the circuit board unit, the LED lamp pearl group includes a plurality of LED lamp pearl, the circuit board unit of beginning end or the circuit board unit of end installs a bridge heap, the positive pole connection wire is connected with the positive pole of circuit board unit, the negative pole connection wire is connected with the negative pole of circuit board unit. The utility model does not need external driver to use, and the internal wiring is simple, and the bridge heap loop wiring is simple, and the bridge heap and resistance carry out steady control to the current and voltage of high pressure LED lamp area, and LED lamp pearl emits light stably, and the cost is low, and the lamp area unit is short, and it is convenient to cut, and the installation and use are convenient.

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