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TAS5441-Q1

ACTIVE

22-W, analog input 1-channel automotive class-D audio amplifier with load dump and I2C diagnostics

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Data sheet

TAS5441-Q1

ACTIVE
Data sheet Order now

Product details

Audio input type Analog Input Architecture Class-D Speaker channels (max) Mono Rating Automotive Power stage supply (max) (V) 18 Power stage supply (min) (V) 4.5 Load (min) (Ω) 2 Output power (W) 22 THD + N at 1 kHz (%) 0.05 Iq (typ) (mA) 16 Control interface I2C Closed/open loop Closed Analog supply (min) (V) 4.5 Analog supply voltage (max) (V) 18 PSRR (dB) 75 Operating temperature range (°C) -40 to 125
Audio input type Analog Input Architecture Class-D Speaker channels (max) Mono Rating Automotive Power stage supply (max) (V) 18 Power stage supply (min) (V) 4.5 Load (min) (Ω) 2 Output power (W) 22 THD + N at 1 kHz (%) 0.05 Iq (typ) (mA) 16 Control interface I2C Closed/open loop Closed Analog supply (min) (V) 4.5 Analog supply voltage (max) (V) 18 PSRR (dB) 75 Operating temperature range (°C) -40 to 125
HTSSOP (PWP) 16 32 mm² 5 x 6.4
  • AEC-Q100 Qualified for automotive applications
    • Temperature grade 1: –40°C to 125°C, T A
  • Mono BTL Digital power amplifier
  • 22-W Output power at 1 0% THD+N into 4 Ω
  • 4.5-V to 18-V Operating range
  • 85% Efficiency into 4 Ω
  • Differential analog input
  • Speaker Guard™ speaker protection with adjustable power limiter
  • 75-dB Power-supply rejection ratio (PSRR)
  • Load diagnostic functions:
    • Open and shorted output load
    • Output-to-power and output-to-ground shorts
  • Protection and monitoring functions:
    • Short-circuit protection
    • 40-V Load dump protection per ISO-7637-2
    • Output DC Level detection while music is playing
    • Overtemperature protection
    • Overvoltage and Undervoltage protection
  • Thermally enhanced 16-Pin HTSSOP (PWP) package with PowerPAD™ package (pad down)
  • Designed for automotive EMC requirements
  • ISO9000: 2002 TS16949 certified
  • 40-V Load dump protection in standby
  • Non-blocking I 2C in standby
  • AEC-Q100 Qualified for automotive applications
    • Temperature grade 1: –40°C to 125°C, T A
  • Mono BTL Digital power amplifier
  • 22-W Output power at 1 0% THD+N into 4 Ω
  • 4.5-V to 18-V Operating range
  • 85% Efficiency into 4 Ω
  • Differential analog input
  • Speaker Guard™ speaker protection with adjustable power limiter
  • 75-dB Power-supply rejection ratio (PSRR)
  • Load diagnostic functions:
    • Open and shorted output load
    • Output-to-power and output-to-ground shorts
  • Protection and monitoring functions:
    • Short-circuit protection
    • 40-V Load dump protection per ISO-7637-2
    • Output DC Level detection while music is playing
    • Overtemperature protection
    • Overvoltage and Undervoltage protection
  • Thermally enhanced 16-Pin HTSSOP (PWP) package with PowerPAD™ package (pad down)
  • Designed for automotive EMC requirements
  • ISO9000: 2002 TS16949 certified
  • 40-V Load dump protection in standby
  • Non-blocking I 2C in standby

The TAS5441-Q1 is a mono class-D audio amplifier, designed for use in automotive emergency call (eCall), telematics, instrument cluster, and infotainment applications. The device provides up to 22-W into 4 Ω at less than 1 0% THD+N from a 14.4-Vdc automotive battery. The wide operating voltage range and excellent efficiency make the device an excellent choice for start-stop support or running from a backup battery when required. The integrated load-dump protection reduces external voltage clamp cost and size, and the onboard load diagnostics report the status of the speaker through I 2C.

The TAS5441-Q1 is a mono class-D audio amplifier, designed for use in automotive emergency call (eCall), telematics, instrument cluster, and infotainment applications. The device provides up to 22-W into 4 Ω at less than 1 0% THD+N from a 14.4-Vdc automotive battery. The wide operating voltage range and excellent efficiency make the device an excellent choice for start-stop support or running from a backup battery when required. The integrated load-dump protection reduces external voltage clamp cost and size, and the onboard load diagnostics report the status of the speaker through I 2C.
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TAS5431-Q1 ACTIVE 8-W mono automotive Class-D audio amplifier with load dump and I2C diagnostics TAS5431-Q1 is our 8-W output version of this device.

Technical documentation

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Type Title Date
* Data sheet TAS5441-Q122-WAnalog Input 1-Channel Automotive Class-D Audio Amplifier with Load Dump and I2C Diagnostics datasheet (Rev. C) PDF | HTML 13 Sep 2023
Certificate TAS5441Q1EVM EU Declaration of Conformity (DoC) 02 Jun 2020
EVM User's guide TAS5441-Q1 EVM User's Guide (Rev. B) 01 Jun 2020

Design & development

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Evaluation board

TAS5441Q1EVM — Audio amplifier evaluation module for eCall, telematics, instrument cluster and infotainment

The TAS5441Q1EVM showcases the latest TI analog input class D closed-loop mono amplifier. The evaluation module (EVM) can be used as stand-alone platform with default I2C register settings. The EVM also works with PPC3 GUI for programming I2C register settings.
User guide: PDF
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PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
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Reference designs

TIDA-060048 — Automotive emergency call (eCall) audio subsystem reference design

The efficiency and diagnostics necessary for automotive emergency call (eCall) systems generate unique requirements for the audio subsystem, such as recording diagnostics, speaker diagnostics and low power consumption. This design shows how to use our automotive, two-channel audio codec and a (...)
Design guide: PDF
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HTSSOP (PWP) 16 Ultra Librarian
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