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BA2902KN-E2

BA2902KN-E2 Description

The BA2902KN-E2 is a general-purpose operational amplifier (op-amp) from Rohm Semiconductor, designed for a wide range of analog signal processing applications. This op-amp is part of the BA2902 series and is packaged in a 16-VQFN format, optimized for surface-mount technology. Despite its status as an obsolete product, the BA2902KN-E2 remains a reliable choice for applications requiring a versatile and robust op-amp solution.

BA2902KN-E2 Features

• Amplifier Type: General Purpose, making it suitable for a wide range of applications.
• Voltage - Supply Span: Operates within a wide range from 3V to 32V, providing flexibility in power supply requirements.
• Gain Bandwidth Product: 500 kHz, ensuring stable performance across a broad frequency spectrum.
• Slew Rate: 0.2V/µs, which is ideal for applications requiring moderate signal slew rates.
• Current - Input Bias: Low at 20 nA, minimizing the impact on input signals.
• Current - Supply: Efficient power consumption at 500µA, suitable for low-power applications.
• Voltage - Input Offset: 2 mV, ensuring accurate signal processing with minimal offset errors.
• Current - Output / Channel: Capable of delivering up to 30 mA per channel, supporting various load conditions.
• Number of Circuits: Contains four independent op-amp circuits, allowing for compact and efficient multi-channel designs.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level (MSL): Level 3 (168 Hours), suitable for standard manufacturing processes.
• Package: Tape & Reel (TR), facilitating automated assembly and handling.

BA2902KN-E2 Applications

The BA2902KN-E2 is well-suited for a variety of applications due to its general-purpose design and robust performance characteristics. Key applications include:

• Signal Conditioning: Ideal for amplifying and conditioning analog signals in sensors, transducers, and other measurement devices.
• Audio Processing: Suitable for audio amplifiers, mixers, and other audio-related circuits requiring moderate bandwidth and low distortion.
• Power Management: Useful in power supply circuits, voltage regulators, and other applications where precise voltage control is necessary.
• Instrumentation: Applicable in various instrumentation circuits, such as signal amplifiers, filters, and signal converters.
• Consumer Electronics: Can be employed in a range of consumer electronics devices, including portable audio devices, home appliances, and more.

Conclusion of BA2902KN-E2

The BA2902KN-E2 is a versatile and reliable general-purpose op-amp that offers a balance of performance and efficiency. Its wide supply voltage range, moderate gain bandwidth product, and low input bias current make it suitable for a variety of analog signal processing tasks. Despite being marked as obsolete, its robust design and compliance with environmental standards ensure that it remains a viable option for many applications. For engineers and designers seeking a dependable op-amp solution, the BA2902KN-E2 is a solid choice that delivers consistent performance across multiple use cases.