Overview
The MC33174DTB is a quad bipolar operational amplifier produced by Onsemi. This device is part of the MC33171/72/74 series, known for its low power consumption and high performance. The MC33174DTB operates at 180 µA per amplifier and offers a gain bandwidth product of 1.8 MHz and a slew rate of 2.1 V/µs, all without the use of JFET device technology. It is particularly suited for single supply operation, with a common mode input voltage range that includes ground potential (VEE), making it versatile for various applications. The amplifier features a Darlington input stage and an all NPN output stage, providing high input resistance, low input offset voltage, and high gain. It is available in surface mount packages and is specified over industrial and automotive temperature ranges.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Current (per amplifier) | - | 180 | 250 | µA |
| Supply Voltage Range | 3.0 V to 44 V or ±1.5 V to ±22 V | - | - | V |
| Input Common Mode Range | - | - | - | V (includes ground potential) |
| Gain Bandwidth Product | 1.4 | 1.8 | - | MHz |
| Slew Rate | 1.6 | 2.1 | - | V/µs |
| Input Offset Voltage | - | 2.0 | - | 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° | - | Deg |
| 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 potential (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 MC33174DTB is suitable for a wide range of applications due to its versatile characteristics. It is particularly useful in:
- Single supply and split supply operations
- Active filters, especially for low voltage single supply applications
- Industrial and automotive systems due to its specified temperature range
- Audio and signal processing circuits where low distortion and high gain are required
- General-purpose amplification in various electronic systems
Q & A
- What is the typical supply current per amplifier for the MC33174DTB?
The typical supply current per amplifier is 180 µA.
- What is the operating supply voltage range for the MC33174DTB?
The operating supply voltage range is 3.0 V to 44 V or ±1.5 V to ±22 V.
- What is the gain bandwidth product of the MC33174DTB?
The gain bandwidth product is 1.8 MHz.
- What is the slew rate of the MC33174DTB?
The slew rate is 2.1 V/µs.
- What is the input offset voltage of the MC33174DTB?
The input offset voltage is typically 2.0 mV.
- What is the output voltage swing of the MC33174DTB with ±15 V supplies?
The output voltage swing is -14.2 V to +14.2 V.
- Does the MC33174DTB have output short circuit protection?
- What is the typical phase margin of the MC33174DTB?
The typical phase margin is 60°.
- What is the typical gain margin of the MC33174DTB?
The typical gain margin is 15 dB.
- What are the temperature ranges for which the MC33174DTB is specified?
The MC33174DTB is specified over the industrial and automotive temperature ranges of -40°C to +85°C.
- Does the MC33174DTB have ESD protection for its inputs?
