Fluorescent lamp with short circuit protection circuit
A short-circuit protection circuit and protection circuit technology, applied in the field of fluorescent lamps, to improve power factor, reduce harmonics, and prolong working life
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[0018] For a better understanding of the present invention, the following examples are used to illustrate.
[0019] refer to figure 1 , which shows a fluorescent lamp with a short-circuit protection circuit provided by the present invention, including a sequence circuit
[0020] The connected AC-DC conversion circuit module, useless band filter circuit module, DC-AC inverter circuit module, and output device, the fluorescent lamp with short-circuit protection circuit also includes an electromagnetic filter for suppressing high-frequency current harmonics from polluting the power grid Circuit, a power factor adjustment circuit for improving power factor, reducing harmonics, and realizing constant power output, and a protection circuit for preventing damage to electronic tubes caused by abnormal conditions. The electromagnetic filter circuit is connected to the voltage input terminal and the AC-DC converter Between the circuit modules, the power factor adjustment circuit is con...
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