Cs8126t 3.1w mono ultra low EMI unfiltered class D audio power amplifier IC

summary CS8126T It's a high efficiency , Ultralow EMI,3.1W Mono D Class a audio amplifier .CS8126T Unfiltered PWM The modulation structure reduces external components ,PCB Area and system cost , It also simplifies the design . the height is 90% The efficiency of , Fast startup time and small package size make CS8126T Become a small hand-held device and PDA The best choice . CS8126T Fully differential architecture and extremely high PSRR Effectively improved CS8122S Yes RF Noise suppression ability , And it saves the traditional audio function BYPASS capacitance . Adopt original AERC technology , It can provide excellent full bandwidth EMI Inhibition ability , Without any auxiliary design , stay FCC Part15 Class B There is still more than... Under the standard 20dB The margin of , Perfect for FM,CMMB, Mobile phones, analog TVs, etc. are susceptible to EMI Application of interference . Built in overcurrent protection , Short circuit protection , Overheating protection , Effectively protect the chip from damage under abnormal working conditions , Provide a small package form for customers to choose , Its rated operating temperature range is -40℃ to 85℃. characteristic Output power PO at 10% THD+N, VDD = 5V   RL = 8Ω  1.8W   RL = 4Ω  3.1W PO at 1% THD+N, VDD = 3.6V   RL = 8Ω  0.74W   RL = 4Ω  1.30W Working voltage ：2.5V~5.5V No output filter   Low quiescent current 4mA） Low off current （＜0.1uA） POP Acoustic suppression 90% efficiency Over current protection , Short circuit protection , Overheating protection Fast start time （32ms）  DFN2*2_8L encapsulation accord with RoHs Compatible instructions application USB Loudspeaker box / Portable speakers / PMP,MP4,MP5/ player / GPS Pin arrangement and definition Typical application diagram