LA4570 Dual Audio Power Amplifier IC 1.8V–3.6V 15mA DIP-16

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LA4570 Dual Audio Power Amplifier IC 1.8V–3.6V 15mA DIP-16 The LA4570 is a high-performance, integrated dual-channel audio power amplifier designed specifically for low-voltage portable audio electronics. Engineered to deliver a complete acoustic solution on a single chip, it incorporates both a high-gain dual preamplifier stage (41dB) and a dual power amplifier stage (29dB). This integration minimizes external component requirements, making it an excellent choice for compact electronic designs and commercial sound applications. Features All-in-One Audio Solution Low-Voltage Efficiency Robust Drive Capability High Signal Boost Specifications Parameter Specification Package Type DIP-16 Maximum Supply Voltage (V CC MAX) 4.5V Typical Supply Voltage (V CC TYP) 3V Supply Voltage Range (V CC RNG) 1.8V … 3.6V Output Power (P 0 ) 2 × 0.02W (at R L = 32 Ω, THD = 10%) Load Impedance (R L ) 16 Ω / 32 Ω Total Harmonic Distortion (THD) 10% Typical Quiescent Current (I CCO TYP) 9mA Maximum Quiescent Current (I CCO MAX) 15mA Input Impedance (R IN ) 30kΩ Preamplifier Gain 41dB Power Amplifier Gain 29dB Output Noise Voltage 16μV Applications Portable pocket radios and media players. Low-power headphone amplifiers and listening stations. Battery-operated stereo equipment and compact audio modules. DIY electronic kits, educational training, and audio hobbyist prototyping. Package Content 1 x LA4570 Dual Audio Power Amplifier IC 1.8V–3.6V 15mA DIP-16 DataSheet LA4570