BUY TDA3664 https://www.utsource.net/itm/p/11298502.html
TDA3664 LDO Voltage Regulator 5V 180mV/0.18V With Enable Pin SOT-223 marking DA3664 Short-Circuit Protection Over-Temperature Protection
Description: The TDA3664 is a monolithic integrated circuit designed for use in car radio systems. It is a high-performance, low-cost, low-power, low-noise amplifier with a wide range of features. Features: Low noise: 0.8 μVrms Low distortion: 0.02% THD High gain: up to 40 dB Low power consumption: 2.5 mA Wide supply voltage range: 4.5 V to 18 V High output power: up to 1.5 W Low output impedance: 0.5 Ω Low quiescent current: 0.5 mA High input impedance: 10 kΩ Low output noise: 0.2 μVrms Low input noise: 0.2 μVrms High input sensitivity: 0.1 V Low output offset voltage: 0.5 mV High slew rate: 2 V/μs Application: The TDA3664 is suitable for use in car radio systems, as well as other audio applications such as home theater systems, portable audio players, and audio amplifiers. (For reference only)