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The BH3544F-E2 is a stereo headphone amplifier manufactured by ROHM Semiconductor. It operates on a single power supply ranging from 2.8 V to 6.5 V and delivers an output power of 62 mW. The device features two channels with analog input and a fixed gain of 6 dB. Total Harmonic Distortion plus Noise (THD+N) is specified at 0.02%. It draws a working power supply current of 7 mA and includes a shutdown function. The component is housed in an SOP-8 package and functions within a temperature range of -25°C to +75°C.
Verify the specific ordering suffix and package variant against the official ROHM Semiconductor datasheet before procurement. Confirm that the SOP-8 package type matches your PCB footprint requirements. Ensure the voltage range and thermal specifications align with your system design constraints. Check for any recent lifecycle status updates or recommended replacements directly from the manufacturer's documentation.
Select this component when a low-power stereo solution is required for battery-operated audio systems. The wide supply voltage range supports various battery chemistries. The low quiescent current aids in extending battery life. Verify that the 62 mW output power meets the impedance and sensitivity requirements of the connected headphones.
This part belongs to the BH3544F series of audio amplifiers from ROHM Semiconductor. It is categorized under audio ICs and specifically designed as a headphone amplifier. The series focuses on providing efficient audio reproduction in compact packages suitable for portable electronics.
Consult the official ROHM Semiconductor datasheet for verified substitute part numbers. No public substitutes are confirmed in the provided data.