TPA3131D2
Overview
The TPA313xD2 are efficient, stereo digital amplifier power stages for driving speakers with up to 2x42W/4Ω peak power. TPA3131/32D2 operates heatsink-free with cooling to PCB through the bottom side PowerPAD™ with sustained output power from 2 × 4 W / 8 Ω (TPA3131D2) to 2 × 25 W / 8 Ω (TPA3132D2).
- 1 Supports Multiple Output Configurations - 2 × 4 W into a 8-Ω BTL Load at 7.4 V (TPA3131D2) - 2 × 25 W into a 8-Ω BTL Load at 19 V (TPA3132D2)
- Wide Voltage Range: 4.5 V to 26 V
- Automotive Load-Dump Compliant
- Efficient Class-D Operation - >90% Power Efficiency Combined With Low Idle Loss for Heat Sink free Operation - Advanced Modulation Schemes
- Multiple Switching Frequencies - AM Avoidance - Master and Slave Synchronization - Up to 1.2-MHz Switching Frequency
- Feedback Power Stage Architecture With High PSRR Reduces PSU Requirements
- Programmable Power Limit
- Differential and Single-Ended Inputs
- Stereo and Mono Mode With Single-Filter Mono Configuration
- Single Power Supply Reduces Component Count
