TPA3111D1-Q1

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPA3111D1-Q1 SLOS759E – MARCH 2012 – REVISED DECEMBER 2015 TPA3111D1-Q1 10-W Filter-Free Mono Class-D Audio Power Amplifier With Speakerguard™ 1 Features 1 Qualified for Automotive Applications AEC-Q100 Qualified with the Following Results: – Device Temperature Grade 1: –40°C to 125°C Ambient Operating Temperature Range – Device HBM ESD Classification Level H2 – Device CDM ESD Classification Level C2 10-W into an 8-Ω Load at 10% THD+N from a 12V Supply 7-W into a 4-Ω Load at 10% THD+N from an 8-V Supply 94% Efficient Class-D Operation into 8-Ω Load Eliminates Need for Heat Sinks Wide Supply Voltage Range Allows Operation from 8 to 26 V Filter-Free Operation SpeakerGuard™ Speaker Protection Includes Adjustable Power Limiter Plus DC Protection Flow Through Pin Out Facilitates Easy Board Layout Robust Pin-to-Pin Short-Circuit Protection and Thermal Protection with Auto-Recovery Option Excellent THD+N and Pop Free Performance Four Selectable Fixed Gain Settings Differential Inputs 3 Description The TPA3111D1-Q1 device is a 10-W efficient, Class-D audio power amplifier for driving a bridge tied speaker. Advanced EMI suppression technology enables the use of inexpensive ferrite bead filters at the outputs while meeting EMC requirements. SpeakerGuard™ protection circuitry includes an adjustable power limiter and a DC detection circuit. The adjustable power limiter all...