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Product Detailed Parameters
- Description：IC AMP CLASS D QUAD 116W 44HSSOP
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR)
- Type：Class D
- Output Type：4-Channel (Quad)
- Max Output Power x Channels @ Load：116W x 2 @ 2Ohm, 58W x 4 @ 4Ohm
- Voltage - Supply：8V ~ 22V
- Features：Depop, Differential Inputs, I2C, Mute, Short-Circuit and Thermal Protection, Shutdown
- Mounting Type：Surface Mount
- Supplier Device Package：44-HSSOP
- Package / Case：44-BSSOP (0.433", 11.00mm Width) Exposed Pad
- Operating Temperature：-40°C ~ 105°C (TA)
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The TAS5424ATDKDRMQ1 is a four-channel automotive digital Class-D audio amplifier manufactured by Texas Instruments. It operates within an 8V to 22V supply voltage range and delivers up to 116W x 2 at 2 ohms or 58W x 4 at 4 ohms. The device features a 44-HSSOP package with exposed pad, supports I2C control, and includes differential inputs. It is AEC-Q100 qualified for automotive environments and functions between -40°C and 105°C.
Feature Summary
- Four-channel digital Class-D architecture for high-efficiency audio amplification
- Integrated I2C interface for configuration and monitoring
- Built-in protection mechanisms including thermal shutdown and short-circuit protection
Applications
- Automotive infotainment systems
- Vehicle speaker arrays
- Digital audio processing units in cars
Procurement Notes
Verify the specific suffix 'G4' if required by your bill of materials, as it may denote tape-and-reel packaging variations. Confirm that the component status is acceptable for your design lifecycle, as this part has been marked obsolete. Ensure compatibility with your existing PCB footprint for the 44-HSSOP package before finalizing procurement decisions.
Selection Notes
Select this component when a multi-channel solution is needed for automotive audio applications requiring digital input interfaces. It is suitable for designs utilizing I2C control and needing robust protection features. Consider the power output requirements against the load impedance to ensure the amplifier operates within its specified thermal and electrical limits.
Part Context
This device belongs to the TAS54xA series of automotive digital amplifiers from Texas Instruments. It is designed to replace older analog solutions with digital efficiency. The part is often referenced alongside other TAS54x variants which share similar control interfaces but differ in channel count or power output capabilities.
Replacement Considerations
The datasheet indicates that the TAS5424ATDKDRMQ1 is obsolete. No direct replacement part numbers are explicitly listed in the provided source material. Engineers should consult Texas Instruments for current alternatives within the TAS54x family or equivalent automotive-grade digital amplifiers.
