TAS5414C-Q1
Automotive, 28-W, 4-ch, 6- to 24-V analog SE in Class-D audio amplifier w/ I2C diag, load dump, PBTL
TAS5414C-Q1
- AEC-Q100 Qualified for Automotive Applications
- Device Temperature: –55°C to 125°C Ambient
- Device HBM Classification Level: ±2500 V
- Device CDM Classification Level: ±500 V
- TAS5414C-Q1 – Single-Ended Input
- TAS5424C-Q1 – Differential Input
- Four-Channel Digital Power Amplifier
- Four Analog Inputs, Four BTL Power Outputs
- Typical Output Power at 10% THD+N
- 28 W/Ch Into 4 Ω at 14.4 V
- 50 W/Ch Into 2 Ω at 14.4 V
- 79 W/Ch Into 4 Ω at 24 V
- 150 W/Ch Into 2 Ω at 24 V (PBTL)
- Channels Can Be Paralleled (PBTL) for High-Current Applications
- THD+N < 0.02%, 1 kHz, 1 W Into 4 Ω
- Patented Pop- and Click-Reduction Technology
- Soft Muting With Gain Ramp Control
- Common-Mode Ramping
- Patented AM Interference Avoidance
- Patented Cycle-by-Cycle Current Limit
- 75-dB PSRR
- Four-Address I2C Serial Interface for Device Configuration and Control
- Channel Gains: 12-dB, 20-dB, 26-dB, 32-dB
- Load Diagnostic Functions:
- Output Open and Shorted Load
- Output-to-Power and -to-Ground Shorts
- Patented Tweeter Detection
- Protection and Monitoring Functions:
- Short-Circuit Protection
- Load-Dump Protection to 50 V
- Fortuitous Open-Ground and -Power Tolerant
- Patented Output DC Level Detection While Music Playing
- Overtemperature Protection
- Over- and Undervoltage Conditions
- Clip Detection
- 44-Pin PSOP3 (DKE) Power SOP Package With Heat Slug Up for TAS5424C-Q1
- 64-Pin QFP (PHD) Power Package With Heat Slug Up for TAS5414C-Q1
- Designed for Automotive EMC Requirements
- ISO9000:2002 TS16949 Certified
- –40°C to 105°C Ambient Temperature Range
The TAS5414C-Q1 and TAS5424C-Q1 are four-channel digital audio amplifiers designed for use in automotive head units and external amplifier modules. They provide four channels at 23 W continuously into 4 Ω at less than 1% THD+N from a 14.4-V supply. Each channel can also deliver 38 W into 2 Ω at 1% THD+N. The TAS5414C-Q1 uses single-ended analog inputs, whereas the TAS5424C-Q1 employs differential inputs for increased immunity to common-mode system noise. The digital PWM topology of the device provides dramatic improvements in efficiency over traditional linear amplifier solutions. This reduces the power dissipated by the amplifier by a factor of ten under typical music playback conditions. The device incorporates all the functionality needed to perform in the demanding OEM applications area. The devices have built-in load diagnostic functions for detecting and diagnosing misconnected outputs to help to reduce test time during the manufacturing process.
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Technical documentation
Type | Title | Date | ||
---|---|---|---|---|
* | Data sheet | TAS54x4C-Q1 Four-Channel Automotive Digital Amplifiers datasheet (Rev. F) | PDF | HTML | 24 Oct 2017 |
Application note | Guidelines for Measuring Audio Power Amplifier Performance (Rev. A) | 26 Aug 2019 | ||
Application note | AN-1849 An Audio Amplifier Power Supply Design (Rev. C) | 27 Jun 2019 | ||
White paper | Overview of system-level protection in class-D audio amplifiers | 06 Dec 2017 | ||
Design guide | TAS54x4C Design Guide | 18 Jun 2014 | ||
Application note | AN-1737 Managing EMI in Class D Audio Applications (Rev. A) | 01 May 2013 | ||
EVM User's guide | TAS5414C EVM User Guide | 18 Jan 2013 |
Design & development
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TAS5414CQ1PHDEVM — TAS5414C-Q1 PHD Evaluation Module
Evaluation Module for the TAS5414C-Q1, 4 channel, Class D automotive audio amplifier in the PHD package. This evaluation module provides a platform to test the capabilities of the amplifier including EMC testing.
PSPICE-FOR-TI — PSpice® for TI design and simulation tool
Package | Pins | CAD symbols, footprints & 3D models |
---|---|---|
HTQFP (PHD) | 64 | Ultra Librarian |
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