MC33202VPG

Voltage - Input Offset:	8mV
Base Part Number:	MC33202
Supplier Device Package:	8-PDIP
Package / Case:	8-DIP (0.300", 7.62mm)
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 125°C
Voltage - Supply, Single/Dual (±):	1.8 V ~ 12 V, ±0.9 V ~ 6 V
Current - Output / Channel:	80mA
Current - Supply:	900µA
Series:	--
Current - Input Bias:	80nA
Gain Bandwidth Product:	2.2MHz
Slew Rate:	1 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	2
Amplifier Type:	General Purpose
Part Status:	Obsolete
Packaging:	Tube

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MC33202VPG Application Field and Working Principle

The MC33202VPG is a highly efficient and versatile operational amplifier, providing instrumentation engineers with a wide range of linear and amplifier applications. This amplifier is designed to be suitable for instruments that require low input current, wide dynamic range and power efficiency.

Linear Applications

The MC33202VPG is popularly used in a variety of linear applications such as:

• Differential Amplifiers
• Current Sources/Sinks
• Slave Amplifiers
• Voltage/Current Control Devices
• Output Buffers
• Thermocouple Amplifiers
• Instrumentation Amplifiers
• Temperature Sensors
• Data Acquisition Systems

These linear applications are possible due to the wide input range of the amplifier and its ability to accurately and consistently generate large or small output signals. The MC33202VPG will accept signals from a wide variety of sources, including thermocouples and other temperature-sensitive devices, pressure transducers and strain gages.

Operational Amplifiers Applications

The MC33202VPG is also capable of providing a wide range of operational amplifier applications. These include:

• Integrators
• Current to Voltage Converters
• Active Low Pass Filter Circuits
• Logarithmic Converters
• Active High Pass Filter Circuits
• Servo Control Units
• Switch Mode Power Supply Controllers
• Signal Conditioners
• DC Choppers
• Power MOSFET Drivers

The versatility of the MC33202VPG amplifier makes it ideally suited for these types of applications. Its wide range of operating parameters, low noise levels and high accuracy provide the necessary performance to ensure smooth operation and successful implementation into the user’s system.

Advantages of Using MC33202VPG

The MC33202VPG is an ideal solution for a wide variety of instrumentation engineer applications. It has several advantages, including:

• Low Input Currents: The MC33202VPG amplifier has an input current of 2.2 pA, providing an increased signal-to-noise ratio and improved linearity;
• Wide Operating Voltage Range: The MC33202VPG operates from -20V to +20V, allowing for a wide range of linear and operational applications;
• Wide Common Mode Range: The MC33202VPG has a wide common mode range of -2V to +15V, allowing for high accuracy and reliable operation;
• Low Quiescent Current: The MC33202VPG has a quiescent current of just 15µA, making it suitable for use in battery powered applications.
• High Power Efficiency: The MC33202VPG offers a high power efficiency of 97%, reducing power consumption and increasing system reliability.

Working Principle

The MC33202VPG operational amplifier is based on the amplifier topology of a differential amplifier and emitter follower. The differential amplifier produces the output voltage by taking the difference between two input signals. The signal that is applied to Pin 2 is inverted, so the signal applied to Pin 1 and Pin 2 are 180 degrees out of phase. The signal that is applied to Pin 2 is then amplified by the internal gain, and the signal from Pin 1 is amplified and combined with the amplified signal from Pin 2, producing a single output at Pin 4.The output of the differential amplifier is then applied to the emitter follower stage, which is responsible for providing the output voltage swing and the quiescent current. The emitter follower stage takes the small current produced by the differential amplifier, and amplifies it to a larger current, to produce the larger voltage swing. The quiescent current is then determined by the amount of current that is being drawn by the emitter follower.

Conclusion

The MC33202VPG operational amplifier is an efficient and versatile device, offering a wide range of linear and operational applications in instrumentation engineering. Its low input current, wide input range and low quiescent current make it an ideal choice for a wide range of applications. The combination of the differential amplifier and emitter follower stages provides the amplifier with the necessary performance necessary to ensure accuracy and reliability.

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