High-temperature protection circuit structure of audio power amplifier circuit
An audio power amplifier circuit and circuit structure technology, applied in the direction of temperature control, non-electric variable control, instruments, etc., can solve the problems of increasing customer costs, burning out the circuit, low circuit integration, etc., to improve the listening experience and avoid circuit problems. Loss, improve the effect of listening experience
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[0055] In order to describe the technical content of the present invention more clearly, further description will be given below in conjunction with specific embodiments.
[0056] Such as Figures 1 to 5 As shown, the high temperature protection circuit structure of the audio power amplifier circuit of the present invention includes:
[0057] A temperature detection module, configured to output a corresponding gain adjustment signal as the temperature changes;
[0058] A gain adjustment module, connected to the temperature detection module, for performing gain adjustment according to the gain adjustment signal;
[0059] Such as figure 2 As shown, the temperature detection module includes a first resistor string and n+1 temperature detection and comparison units, the first resistor string includes n+2 first resistors connected in series, and the first resistor string The node between every two adjacent first resistors constitutes a voltage collection point ( figure 2 Only...
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