Overview
The MC33172PG is a dual bipolar operational amplifier from onsemi, part of the MC33171/72/74 series. These devices are known for their low power consumption and high performance. They operate at 180 µA per amplifier, offering a gain bandwidth product of 1.8 MHz and a slew rate of 2.1 V/µs. The MC33172PG is particularly suited for single supply operation, with a common mode input voltage range that includes ground potential, making it versatile for various applications. The Darlington input stage provides high input resistance, low input offset voltage, and high gain, while the all NPN output stage ensures large output voltage swing, high capacitance drive capability, and excellent phase and gain margins.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | +3.0 V to +44 V or ±1.5 V to ±22 V | V | ||
| Supply Current per Amplifier | 180 µA | µA | ||
| Gain Bandwidth Product | 1.4 MHz | 1.8 MHz | MHz | |
| Slew Rate | 1.6 V/µs | 2.1 V/µs | V/µs | |
| Input Offset Voltage | 2.0 mV | 6.5 mV | mV | |
| Output Voltage Swing | -14.2 V to +14.2 V (with ±15 V Supplies) | V | ||
| Capacitance Drive Capability | 0 pF to 500 pF | pF | ||
| Total Harmonic Distortion | 0.03% | % | ||
| Phase Margin | 60° | ° | ||
| Gain Margin | 15 dB | dB | ||
| Operating Temperature Range | -40°C to +85°C | °C |
Key Features
- Low Supply Current: 180 µA per amplifier
- Wide Supply Operating Range: 3.0 V to 44 V or ±1.5 V to ±22 V
- Wide Input Common Mode Range, Including Ground (VEE)
- High Gain Bandwidth Product: 1.8 MHz
- High Slew Rate: 2.1 V/µs
- Low Input Offset Voltage: 2.0 mV
- Large Output Voltage Swing: -14.2 V to +14.2 V (with ±15 V Supplies)
- Large Capacitance Drive Capability: 0 pF to 500 pF
- Low Total Harmonic Distortion: 0.03%
- Excellent Phase Margin: 60°
- Excellent Gain Margin: 15 dB
- Output Short Circuit Protection
- ESD Diodes Provide Input Protection for Dual and Quad
Applications
The MC33172PG is versatile and can be used in a variety of applications, including:
- Single supply and split supply operations
- Active filters, especially for low voltage single supply applications
- Current switching applications, where the output can directly source or sink base current from a common emitter NPN transistor
- High capacitance drive applications, such as driving large capacitive loads without oscillation
- Industrial and automotive systems due to its wide operating temperature range
Q & A
- What is the typical supply current per amplifier for the MC33172PG?
The typical supply current per amplifier is 180 µA.
- What is the gain bandwidth product of the MC33172PG?
The gain bandwidth product is typically 1.8 MHz.
- What is the slew rate of the MC33172PG?
The slew rate is typically 2.1 V/µs.
- What is the input offset voltage of the MC33172PG?
The input offset voltage is typically 2.0 mV.
- What is the output voltage swing of the MC33172PG with ±15 V supplies?
The output voltage swing is -14.2 V to +14.2 V with ±15 V supplies.
- What is the capacitance drive capability of the MC33172PG?
The capacitance drive capability ranges from 0 pF to 500 pF.
- What is the total harmonic distortion of the MC33172PG?
The total harmonic distortion is typically 0.03%.
- Does the MC33172PG have output short circuit protection?
Yes, the MC33172PG has output short circuit protection.
- What is the operating temperature range of the MC33172PG?
The operating temperature range is -40°C to +85°C.
- Are ESD diodes provided for input protection in the MC33172PG?
Yes, ESD diodes provide input protection for dual and quad configurations.
