Overview
The OP4177ARUZ is a precision, low noise, low input bias current operational amplifier from Analog Devices Inc. It is part of the fourth generation of the industry-standard OP07 amplifier family. This quad amplifier is known for its high precision and low noise characteristics, making it suitable for a wide range of applications requiring high accuracy and stability.
Key Specifications
| Parameter | Symbol | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | TA = 25°C | 15 | - | 75 | μV |
| Offset Voltage | VOS | −40°C < TA < +125°C | 25 | - | 120 | μV |
| Input Bias Current | IB | −40°C < TA < +125°C | −2 | 0.5 | 2 | nA |
| Input Offset Current | IOS | −40°C < TA < +125°C | −1 | 0.2 | 1 | nA |
| Input Voltage Range | - | - | −13.5 | - | +13.5 | V |
| Common-Mode Rejection Ratio | CMRR | VCM = −13.5 V to +13.5 V | 120 | - | 125 | dB |
| Large Signal Voltage Gain | AVO | RL = 2 kΩ, VO = −13.5 V to +13.5 V | 1000 | - | 3000 | V/mV |
| Offset Voltage Drift | ΔVOS/ΔT | −40°C < TA < +125°C | 0.3 | - | 0.9 | μV/°C |
| Output Voltage High | VOH | IL = 1 mA, −40°C < TA < +125°C | +14 | - | +14.1 | V |
| Output Voltage Low | VOL | IL = 1 mA, −40°C < TA < +125°C | −14.1 | - | −14 | V |
| Output Current | IOUT | VDROPOUT < 1.2 V | - | - | ±10 | mA |
| Power Supply Rejection Ratio | PSRR | VS = ±2.5 V to ±15 V | 118 | - | 121 | dB |
| Supply Current per Amplifier | ISY | VO = 0 V | 400 | - | 500 | μA |
| Slew Rate | SR | RL = 2 kΩ | - | - | 0.7 | V/μs |
| Gain Bandwidth Product | GBP | - | - | - | 1.3 | MHz |
| Voltage Noise Density | en | f = 1 kHz | - | 7.9 | 8.5 | nV/√Hz |
Key Features
- Precision and Low Noise: The OP4177ARUZ features low offset voltage (15 μV to 75 μV) and low noise characteristics (7.9 nV/√Hz to 8.5 nV/√Hz at 1 kHz), making it ideal for high-precision applications.
- Low Input Bias Current: With an input bias current of −2 nA to 2 nA, this amplifier is suitable for applications requiring minimal input current.
- High Common-Mode Rejection Ratio (CMRR): The CMRR is 120 dB to 125 dB, ensuring good rejection of common-mode signals.
- Wide Operating Temperature Range: The amplifier operates over a temperature range of −40°C to +125°C, making it versatile for various environmental conditions.
- High Gain Bandwidth Product: With a gain bandwidth product of 1.3 MHz, this amplifier supports a wide range of frequencies.
- Quad Amplifier Configuration: The OP4177ARUZ comes in a quad configuration, providing four amplifiers in a single package, which is convenient for multiple channel applications.
Applications
- Medical Equipment: Due to its high precision and low noise, the OP4177ARUZ is suitable for medical devices such as ECG and EEG machines.
- Industrial Control Systems: It can be used in industrial control systems where high accuracy and stability are required.
- Aerospace and Defense: The wide operating temperature range and high reliability make it a good choice for aerospace and defense applications.
- Test and Measurement Equipment: The amplifier is ideal for use in test and measurement equipment due to its precision and stability.
- Audio Equipment: Its low noise characteristics make it suitable for high-quality audio equipment.
Q & A
- What is the typical offset voltage of the OP4177ARUZ?
The typical offset voltage of the OP4177ARUZ is 15 μV to 75 μV at 25°C.
- What is the input bias current range of the OP4177ARUZ?
The input bias current range is −2 nA to 2 nA over the temperature range of −40°C to +125°C.
- What is the common-mode rejection ratio (CMRR) of the OP4177ARUZ?
The CMRR is 120 dB to 125 dB over the common-mode voltage range of −13.5 V to +13.5 V.
- What is the gain bandwidth product of the OP4177ARUZ?
The gain bandwidth product is 1.3 MHz.
- What is the slew rate of the OP4177ARUZ?
The slew rate is 0.7 V/μs.
- What is the operating temperature range of the OP4177ARUZ?
The operating temperature range is −40°C to +125°C.
- How many amplifiers are included in the OP4177ARUZ package?
The OP4177ARUZ is a quad amplifier, meaning it includes four amplifiers in a single package.
- What is the typical supply current per amplifier for the OP4177ARUZ?
The typical supply current per amplifier is 400 μA to 500 μA at VO = 0 V.
- What are some common applications of the OP4177ARUZ?
Common applications include medical equipment, industrial control systems, aerospace and defense, test and measurement equipment, and audio equipment.
- What is the output voltage range of the OP4177ARUZ?
The output voltage range is +14 V to −14 V for an output current of 1 mA.
- What is the power supply rejection ratio (PSRR) of the OP4177ARUZ?
The PSRR is 118 dB to 121 dB over the supply voltage range of ±2.5 V to ±15 V.
