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The PAM8902HZER is a mono Class-D audio amplifier manufactured by Diodes Incorporated, designed for piezo and ceramic speakers. It operates on a supply voltage range of 2.7V to 5.5V and delivers a peak-to-peak output voltage of 30Vpp. The device features integrated anti-saturation technology to maintain performance under varying load conditions. It is housed in a 16-QFN (4x4) package with a bare pad for thermal dissipation. The component supports an operating temperature range from -40°C to 85°C and includes short-circuit and thermal protection mechanisms.
Verify the specific suffix 'HZER' against the manufacturer's official datasheet to confirm pinout compatibility and packaging specifications. Confirm current availability status as product lines may undergo obsolescence notices. Ensure the design accommodates the required 30Vpp swing capability within the system's power budget and thermal constraints.
Select this component when driving high-voltage piezo or ceramic elements from low-voltage supplies. The integrated boost capability eliminates external inductors compared to linear alternatives. Consider the 16-QFN footprint for space-constrained designs requiring robust thermal management through the exposed pad.
This part belongs to the PAM8902 series of mono Class-D amplifiers specialized for piezo applications. It shares functional similarities with the PAM8902A but may differ in packaging or revision details. The series focuses on delivering high peak voltages for acoustic transducers without complex external boosting circuits.
Publicly confirmed substitute part numbers for PAM8902HZER are not available in the provided documentation. Verify cross-reference data directly with Diodes Incorporated engineering support.