1 Overview
CS3850EO is a class-D audio power amplifier circuit with a typical output power of 40W stereo, suitable for trolley speakers, advanced desktop audio and other occasions.
features
● Working voltage range: 8V~26V
● Typical output power: 30W×2 @ 20V, 8Ω, THD=10%
40W×2 @ 18V、4Ω、THD=10%
50W×2 @ 26.5V、8Ω、THD=10%
● High work efficiency: 90% typical
● Low distortion: typical value <0.1%
● Support four gain ratios (20dB/26dB/32dB/34dB)
● Support two working modes of low power consumption and high fidelity
● Support single-ended and differential signal input
● Support BTL×2 or PBTL×1 signal output
● Support two carrier frequency modes of fixed frequency and spread spectrum
● Built-in power limit function
● Built-in over-current protection, over-temperature protection, under-voltage protection, over-voltage protection, input DC protection and other protection functions
● Simple peripheral
● Package form: HTSSOP28 (heat sink facing down)
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