Overview
The MC33172N is a dual bipolar operational amplifier designed by STMicroelectronics. It is part of the MC3x172 series, known for its low power consumption and high speed. This amplifier is suitable for a wide range of applications, including those requiring single or dual supply operation. The MC33172N offers a good balance between power consumption and performance, making it an ideal choice for various electronic circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | ±2 to ±22 V | V |
| Input Offset Voltage | 3.5 to 14.2 | mV |
| Low Level Output Voltage | 0.1 to 0.15 | V |
| Output Short-Circuit Current | 3 to 27 | mA |
| Slew Rate | 1.6 to 2.1 | V/µs |
| Gain Bandwidth Product | 1.4 to 2.1 | MHz |
| Common-Mode Rejection Ratio | 80 to 100 | dB |
| Supply Current | 200 to 300 | µA |
| Operating Temperature Range | -40 to 105 | °C |
| Package Types | DIP8, SO-8 |
Key Features
- Low power consumption: 200 µA per amplifier
- High speed: 2.1 MHz gain bandwidth product and 2.1 V/µs slew rate
- Single or dual supply operation from +4 V to +44 V (±2 V to ±22 V)
- Wide input common mode voltage range, including ground potential
- Low input offset voltage: 2.0 mV typical
- Large output voltage swing: up to ±14.2 V
- High input resistance and high gain
- No deadband crossover distortion and high capacitance drive capability
Applications
The MC33172N is versatile and can be used in various applications, including:
- Active filters, especially for low voltage single supply applications
- Current switching applications due to its ability to source or sink base current from a common emitter NPN transistor
- Circuits requiring high gain bandwidth product and low output impedance
- Industrial and automotive systems due to its wide operating temperature range
Q & A
- What is the supply voltage range for the MC33172N?
The MC33172N can operate from a single or dual supply voltage ranging from +4 V to +44 V (±2 V to ±22 V). - What is the typical input offset voltage of the MC33172N?
The typical input offset voltage is around 2.0 mV. - What is the slew rate of the MC33172N?
The slew rate is 1.6 to 2.1 V/µs. - What is the gain bandwidth product of the MC33172N?
The gain bandwidth product is 1.4 to 2.1 MHz. - Can the MC33172N operate in single supply mode?
Yes, the MC33172N is particularly suited for single supply operation, with the common mode input voltage including ground potential. - What are the package types available for the MC33172N?
The MC33172N is available in DIP8 and SO-8 packages. - What is the operating temperature range of the MC33172N?
The operating temperature range is -40°C to 105°C. - What is the typical supply current of the MC33172N?
The typical supply current is 200 to 300 µA. - Does the MC33172N have high capacitance drive capability?
Yes, the MC33172N has high capacitance drive capability due to its all NPN output stage. - Is the MC33172N suitable for industrial and automotive applications?
Yes, it is suitable due to its wide operating temperature range and robust specifications.
