TPA3138D2
Overview
The TPA3138D2 is a 10-W/ch, high-efficiency, lowidle-current Class-D stereo audio amplifier. It can drive stereo speakers with a load as low as 3.2-Ω.
- 1 Wide Supply Range 3.5-V to 14.4-V - 2 × 10 W into 6-Ω, 1% THD+N, 12-V Supply - 1 x 18.5 W into 4-Ω, 10% THD+N, 12-V Supply - THD+N : 0.04% at 1 W, 1 kHz input, 6-Ω
- Longer Battery Life for Portable Applications: - 20-mA (12-V) Idle Current in 1SPW Mode - >90% Class-D Efficiency
- Reduced Solution Size and Cost: - Inductor-Free Operation - EN55013 and EN55022 EMC Compliant When No Inductors are Used - No External Heatsink Required
- Flexible Audio Solution: - Single-ended or Differential Analog Inputs - Selectable Gain: 20 dB and 26 dB - Pop and Click-Free Startup
- Integrated Protections and Auto Recovery: - Pin-to-pin, Pin-to-Ground, and Pin-to-Power Short Circuit Protection - Thermal Protection, Undervoltage Protection, and Overvoltage Protection - Power Limiter and DC Speaker Protection
- Pin-to-Pin Compatible with TPA3110D2, TPA3136D2 and TPA3136AD2
