Constant voltage and constant current control circuit and constant voltage and constant current switching compensation method
A control circuit, constant voltage and constant current technology, applied in the direction of control/regulating system, regulating electrical variables, instruments, etc., can solve the problems of non-constant current, non-constant current and voltage
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[0032] image 3 It is a block diagram of the constant voltage and constant current control circuit of the present invention, such as image 3As shown, in order to achieve the above object, the present invention provides a constant voltage constant current control circuit, which includes a constant voltage amplifier 305, the constant voltage amplifier 305 can output a constant voltage signal; constant current amplifier 306, constant current amplifier 306 A constant current signal can be output; the current compensation module 307 is connected with the constant voltage amplifier 305 and the constant current amplifier 306 respectively, and the controlled system controlled by the constant voltage and constant current control circuit (hereinafter referred to as the controlled system) works at a constant When the output current of the controlled system is close to the constant current value, the current drawn by the constant current amplifier 306 from the constant voltage amplifier ...
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