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The TDF8541TH/N3,118 is a four-channel audio power amplifier manufactured by NXP Semiconductors. It operates in Class-AB topology with Bridge-Tied Load (BTL) configuration. The device supports a supply voltage range from 6 V to 18 V and delivers an output power of 28 W into a 4 Ohm load. Key electrical specifications include a gain of 26 dB and a Total Harmonic Distortion plus Noise (THD+N) of 10%. The component is housed in an HSOP-36 surface-mount package.
Verify current lifecycle status as the product may be approaching end-of-life. Confirm availability through authorized distributors only. Ensure compatibility with existing PCB footprints and thermal management solutions before integration. Check for alternative packages if lead times are critical.
Select this amplifier for applications requiring precise I2C control over four independent channels. Consider the HSOP-36 package constraints for thermal dissipation. Evaluate the 28 W output capability against specific speaker impedance requirements. Ensure the system design accommodates the 6 V to 18 V supply range.
This component belongs to the TDF8541 series of complementary quad bridge-load audio power amplifiers. It is designed for robust performance in automotive and consumer audio environments. The series emphasizes reliability and ease of integration via digital control interfaces. It serves as a core solution for complex audio distribution networks.
Official substitutes within the same family include TDF8541J, TDF8541JS, TDF8541SD, and TDF8544TH. Verify pinout compatibility and thermal characteristics when switching between these variants. Consult official documentation for any functional differences in control logic or protection thresholds.
The maximum supply voltage is 18 V.
Yes, it features an I2C-bus controlled interface for configuration and monitoring.
The output power is specified as 28 W into a 4 Ohm load.