Low-voltage current control circuit
A technology for controlling circuits and low-voltage currents, applied in control/regulation systems, regulating electrical variables, instruments, etc., can solve the problems of large output current fluctuations, narrow application range, complex structure, etc., and achieve high current output accuracy and current output The effect of wide range and simple circuit structure
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[0006] Below in conjunction with accompanying drawing, the present invention is described in detail.
[0007] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0008] Such as figure 1 Shown is a schematic diagram of a low-voltage current control circuit of the present invention. A low-voltage current control circuit, including a slope compensation circuit, is characterized in that it also includes PMOS transistors Q1-Q3, NMOS transistors Q4-Q7, resistors R1 and R2, and a constant current source; the drain of the PMOS transistor Q1 is connected to the drain of the NMOS transistor Q4 One end of the gate and the constant current source, the source is conn...
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