Overview
The ADA4077-2BRZ-RL, produced by Analog Devices Inc., is a high-precision, dual operational amplifier. It is part of the sixth generation of the industry-standard OP07 amplifier family, known for its extremely low offset voltage and drift, and low input bias current, noise, and power consumption. This amplifier is designed for applications requiring high accuracy and stability over a wide temperature range, from -40°C to +125°C. The ADA4077-2BRZ-RL features an MSL1 rating, making it compliant with stringent assembly processes, and is available in 8-lead MSOP and SOIC packages.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Input Offset Voltage (Vos) | 25 μV (max at 25°C) | μV |
| Input Bias Current (Ib) | 1 nA | nA |
| Input Voltage Noise Density (en) | 7 nV/√Hz | nV/√Hz |
| Gain Bandwidth Product (GBP) | 3.9 MHz | MHz |
| Slew Rate (SR) | 1.2 V/μs | V/μs |
| Common Mode Rejection Ratio (CMRR) | 128 dB | dB |
| Supply Voltage | ±2.5 V to ±18 V | V |
| Supply Current per Amplifier (ISY) | 400-500 μA | μA |
| Output Voltage High (VOH) | 13.8 V (IL = 1 mA) | V |
| Output Voltage Low (VOL) | -13.8 V (IL = 1 mA) | V |
| Short-Circuit Current (ISC) | 22 mA (at 25°C) | mA |
Key Features
- Extremely low offset voltage and drift, ensuring high precision and stability.
- Low input bias current, noise, and power consumption, making it suitable for low-power applications.
- Outputs are stable with capacitive loads of more than 1000 pF without external compensation.
- Wide operating temperature range from -40°C to +125°C with an MSL1 rating.
- High gain bandwidth product (3.9 MHz) and slew rate (1.2 V/μs) for fast and accurate signal processing.
- High common mode rejection ratio (128 dB) for excellent noise rejection.
- Available in 8-lead MSOP and SOIC packages for easy integration and assembly.
Applications
- Sensor signal conditioning (thermocouples, resistance temperature detectors (RTDs), strain gages).
- Process control front-end amplifiers.
- Optical network control circuits.
- Precision filters and voltage or current measurement and level setting.
- Portable instrumentation and precision diode power measurement in optical and wireless transmission systems.
Q & A
- What is the input offset voltage of the ADA4077-2BRZ-RL?
The input offset voltage is typically 25 μV (maximum at 25°C).
- What is the input bias current of the ADA4077-2BRZ-RL?
The input bias current is typically 1 nA.
- What is the gain bandwidth product (GBP) of the ADA4077-2BRZ-RL?
The GBP is 3.9 MHz.
- What is the slew rate of the ADA4077-2BRZ-RL?
The slew rate is 1.2 V/μs.
- What is the common mode rejection ratio (CMRR) of the ADA4077-2BRZ-RL?
The CMRR is 128 dB.
- What is the operating temperature range of the ADA4077-2BRZ-RL?
The operating temperature range is from -40°C to +125°C.
- What is the supply current per amplifier for the ADA4077-2BRZ-RL?
The supply current per amplifier is typically 400-500 μA.
- What are the typical output voltage limits for the ADA4077-2BRZ-RL?
The output voltage high is typically 13.8 V and the output voltage low is typically -13.8 V (both at IL = 1 mA).
- What is the short-circuit current of the ADA4077-2BRZ-RL?
The short-circuit current is 22 mA at 25°C.
- In what packages is the ADA4077-2BRZ-RL available?
The ADA4077-2BRZ-RL is available in 8-lead MSOP and SOIC packages.
