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Product Detailed Parameters
- Description：IC AMP CLASS AB STEREO 32QFN
- Series：-
- Mfr：ams-OSRAM USA INC.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Class AB
- Output Type：2-Channel (Stereo)
- Max Output Power x Channels @ Load：-
- Voltage - Supply：1V ~ 1.8V
- Features：Depop, Differential Inputs, I2C, Input Multiplexer, Mute, Shutdown, Volume Control
- Mounting Type：Surface Mount
- Supplier Device Package：32-QFN (5x5)
- Package / Case：32-VFQFN Exposed Pad
- Operating Temperature：-20°C ~ 85°C (TA)
- Grade：-
- Qualification：-
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Overview
The AS3430-EQFP-500 is a stereo Class AB audio amplifier manufactured by ams OSRAM. It operates on a supply voltage range of 1V to 1.8V and supports a differential input configuration. The device integrates an I2C interface, input multiplexer, mute functionality, shutdown control, and volume adjustment capabilities. It is housed in a 32-QFN package and functions within a temperature range of -20°C to 85°C.
Feature Summary
- Stereo Class AB amplification architecture
- Integrated I2C digital control interface
- Built-in input multiplexer for source selection
- Configurable mute and shutdown modes
Applications
- Portable audio devices requiring low voltage operation
- Mobile communication handsets
- Digital media players
- Compact consumer electronics with limited power budgets
Procurement Notes
Verify the specific suffix and packaging variant against current manufacturer documentation, as component availability may vary. Confirm that the 32-QFN pinout matches your PCB layout requirements. Check for any recent product change notices or obsolescence announcements from ams OSRAM prior to finalizing procurement plans.
Selection Notes
Select this component when a stereo output is required alongside precise digital gain and mode control via I2C. The low voltage operation makes it suitable for battery-powered systems. Ensure the design accommodates the 32-QFN thermal pad requirements and that the I2C bus speed is compatible with the system controller.
Part Context
This part belongs to the AS34xx series of audio amplifiers from ams OSRAM, which typically feature integrated digital controls and low-voltage operation. The series includes mono and stereo variants designed for portable applications. The AS3430 specifically provides stereo output capability within the same functional family as other models like the AS3400.
Replacement Considerations
Consult official ams OSRAM documentation for confirmed substitute part numbers. Verify compatibility regarding pinout, electrical specifications, and package dimensions before considering alternatives.
