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BD5446EFV-E2

BD5446EFV-E2 Description

The BD5446EFV-E2 is a high-performance Class D stereo amplifier IC from Rohm Semiconductor, designed to deliver exceptional audio quality and efficiency. This amplifier is capable of providing a maximum output power of 20W per channel at an 8-ohm load, making it suitable for a wide range of audio applications. With a supply voltage range of 10V to 26V, the BD5446EFV-E2 offers flexibility in power supply options, ensuring compatibility with various power sources.

The BD5446EFV-E2 is housed in a surface-mount HTSSOP-B54 package, which is ideal for compact and space-constrained designs. This packaging option also facilitates easy integration into modern electronic systems. The device is available in tape and reel packaging, which is convenient for automated assembly processes.

BD5446EFV-E2 Features

The BD5446EFV-E2 features several advanced functionalities that enhance its performance and reliability. Key features include:

• Depopulation (Depop): This feature minimizes the pop and click sounds that can occur during power-up and power-down, ensuring a smooth and pleasant user experience.
• Mute Function: The mute function allows for the temporary disabling of the audio output, which is useful in scenarios where the audio needs to be silenced without turning off the device.
• Thermal Protection: The built-in thermal protection mechanism safeguards the amplifier from overheating, ensuring long-term reliability and preventing damage due to excessive heat.

The BD5446EFV-E2 is REACH unaffected and RoHS3 compliant, making it suitable for environmentally conscious designs. It also has a moisture sensitivity level (MSL) of 3, which means it can be safely stored for up to 168 hours without requiring a dry pack.

BD5446EFV-E2 Applications

The BD5446EFV-E2 is ideal for a variety of applications where high-quality audio output and efficient power consumption are critical. Some specific use cases include:

• Home Audio Systems: The amplifier's high output power and efficiency make it suitable for powering speakers in home theaters and sound systems.
• Automotive Audio: The wide supply voltage range and robust thermal protection make it an excellent choice for automotive audio systems, where power supply voltages can vary significantly.
• Portable Devices: The compact surface-mount package and efficient operation make the BD5446EFV-E2 suitable for portable audio devices, such as Bluetooth speakers and portable amplifiers.

Conclusion of BD5446EFV-E2

The BD5446EFV-E2 from Rohm Semiconductor is a versatile and high-performance Class D stereo amplifier IC that offers significant advantages over similar models. Its combination of high output power, wide supply voltage range, and advanced features such as depopulation, mute function, and thermal protection make it an excellent choice for a wide range of audio applications. The device's compact surface-mount package and compatibility with automated assembly processes further enhance its appeal for modern electronic designs. While the BD5446EFV-E2 is not recommended for new designs, it remains a reliable and efficient solution for existing applications requiring high-quality audio amplification.