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MC34072VD

MC34072VD Description

The MC34072VD is a dual operational amplifier (op-amp) designed for general-purpose applications, manufactured by onsemi. This IC features a wide supply voltage range, from a minimum of 3 V to a maximum of 44 V, making it suitable for a variety of power supply configurations. The amplifier offers a gain bandwidth product of 4.5 MHz, ensuring high-frequency performance and stability. With a slew rate of 13 V/µs, the MC34072VD can handle fast signal transitions efficiently.

The MC34072VD is housed in an 8-pin SOIC package, which is ideal for surface-mount applications, providing a compact and reliable solution for space-constrained designs. The device is designed to operate with low input bias current (100 nA) and a supply current of 1.9 mA per channel, making it energy-efficient. The input offset voltage is maintained at a low 1 mV, ensuring precise signal amplification.

MC34072VD Features

• Wide Supply Voltage Range: Operates from 3 V to 44 V, offering flexibility in various power supply environments.
• High Gain Bandwidth Product: 4.5 MHz ensures high-frequency performance and stability.
• Fast Slew Rate: 13 V/µs allows for efficient handling of fast signal transitions.
• Low Input Bias Current: 100 nA ensures minimal loading on the input signal source.
• Low Input Offset Voltage: 1 mV provides precise signal amplification.
• Dual Channel Design: Two independent amplifiers in a single package, ideal for applications requiring multiple amplification paths.
• Surface-Mount Package: 8-pin SOIC package is compact and suitable for surface-mount technology (SMT).
• High Output Current: Each channel can deliver up to 30 mA, making it suitable for driving moderate loads.
• Moisture Sensitivity Level: MSL 1 (Unlimited), ensuring the device is suitable for a wide range of environmental conditions.

MC34072VD Applications

The MC34072VD is ideal for a variety of applications due to its wide supply voltage range, high gain bandwidth, and low input bias current. Some specific use cases include:

• Signal Conditioning: Amplifying and conditioning low-level signals in sensors and transducers.
• Audio Amplifiers: Driving audio signals in consumer electronics and professional audio equipment.
• Instrumentation: Used in precision measurement devices where low input offset voltage and high gain bandwidth are critical.
• Power Management: Amplifying control signals in power supply circuits and motor control applications.
• General-Purpose Amplification: Suitable for a wide range of applications requiring dual-channel amplification.

Conclusion of MC34072VD

The MC34072VD is a versatile dual operational amplifier that offers a combination of wide supply voltage range, high gain bandwidth, and low input bias current. Its compact 8-pin SOIC package and surface-mount compatibility make it suitable for modern electronics designs. Despite being marked as obsolete, the MC34072VD remains a reliable choice for applications requiring dual-channel amplification with high performance and efficiency. Its low input offset voltage and high slew rate ensure precise and stable signal amplification, making it an ideal solution for a variety of general-purpose and specialized applications.