onsemi

MC33077DG

MC33077DG Description

The MC33077DG from onsemi is a high-performance, dual-channel general-purpose operational amplifier (op-amp) designed for precision analog applications. Housed in an 8-SOIC package, this IC operates over a wide supply voltage range of 5V to 36V, making it versatile for both low and high-voltage systems. With a gain bandwidth product of 37 MHz and a slew rate of 11V/µs, it delivers excellent dynamic performance, suitable for high-speed signal processing. The device features low input bias current (280 nA) and low input offset voltage (130 µV), ensuring accuracy in sensitive circuits. Its 3.5mA supply current per channel and 33mA output current capability strike a balance between power efficiency and drive strength.

MC33077DG Features

• High Gain Bandwidth (37 MHz): Ideal for wideband amplification and filtering.
• Fast Slew Rate (11V/µs): Minimizes distortion in high-frequency applications.
• Low Input Offset (130 µV): Enhances precision in DC-coupled circuits.
• Wide Supply Range (5V–36V): Supports diverse power configurations.
• Low Noise & Low Bias Current (280 nA): Suitable for high-impedance sensor interfaces.
• Robust Output Drive (33mA): Capable of driving moderate loads directly.
• Surface-Mount (SOIC-8): Compact footprint for space-constrained designs.
• REACH Unaffected & MSL1: Compliant with environmental regulations and easy to handle.

MC33077DG Applications

The MC33077DG excels in applications demanding precision, speed, and versatility, including:

• Active Filters & Signal Conditioning: Due to its high bandwidth and low distortion.
• Data Acquisition Systems: Leveraging its low offset and bias current for accuracy.
• Audio Processing: Benefiting from its slew rate and dynamic range.
• Industrial Control Systems: Where wide supply range and robustness are critical.
• Medical Instrumentation: Thanks to low noise and stable performance.
• Test & Measurement Equipment: For reliable signal amplification and buffering.

Conclusion of MC33077DG

The MC33077DG stands out as a high-speed, precision op-amp with a balance of performance and power efficiency. Its wide voltage range, low noise, and strong output drive make it a preferred choice for engineers designing analog front-ends, control systems, and signal chains. While marked as obsolete, its proven reliability ensures continued relevance in legacy and niche applications. For designs requiring general-purpose amplification with elevated performance, the MC33077DG remains a compelling solution.