Overview
The ADA4077-2ARZ is a dual-channel general-purpose operational amplifier produced by Analog Devices Inc. This amplifier is part of the ADA4077 family, which includes single, dual, and quad-channel variants. It is renowned for its extremely low offset voltage and drift, low input bias current, and low noise characteristics. The ADA4077-2ARZ is designed to operate over a wide temperature range of -40°C to 125°C, making it suitable for a variety of demanding applications. Its compact 8-lead SOIC package and surface-mount design facilitate easy integration into modern electronic systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Temperature | -40°C to 125°C | °C |
| Mounting Type | Surface Mount | |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | |
| Amplifier Type | General Purpose | |
| Number of Circuits | 2 | |
| Current - Supply | 400µA (x2 Channels) | µA |
| Slew Rate | 1.2V/µs | V/µs |
| Gain Bandwidth Product | 3.6 MHz | MHz |
| Current - Input Bias | 400 pA | pA |
| Voltage - Input Offset | 15 µV | µV |
| Voltage - Supply Span (Min) | 5 V | V |
| Voltage - Supply Span (Max) | 30 V | V |
| Current - Output / Channel | 10 mA | mA |
| -3db Bandwidth | 5.5 MHz | MHz |
Key Features
- Extremely low offset voltage and drift, ensuring high precision in signal amplification.
- Low input bias current and noise, making it suitable for sensitive signal conditioning applications.
- Wide operating temperature range of -40°C to 125°C, suitable for demanding environments.
- Stable operation with capacitive loads of more than 1000 pF without external compensation.
- Low power consumption, with a supply current of 400µA per channel.
- High slew rate of 1.2V/µs and a gain bandwidth product of 3.6 MHz.
- Compact 8-lead SOIC package for easy integration into surface-mount designs.
Applications
- Process control front-end amplifiers.
- Optical network control circuits.
- Instrumentation and precision measurement systems.
- Precision sensors and controls, including thermocouples, resistance temperature detectors (RTDs), and strain gages.
- Precision diode power measurement in optical and wireless transmission systems.
- Line powered and portable instrumentation.
- Precision filters and voltage or current measurement and level setting.
Q & A
- What is the operating temperature range of the ADA4077-2ARZ?
The ADA4077-2ARZ operates over a temperature range of -40°C to 125°C.
- What is the package type of the ADA4077-2ARZ?
The ADA4077-2ARZ is packaged in an 8-lead SOIC (0.154", 3.90mm Width).
- What are the key features of the ADA4077-2ARZ?
The ADA4077-2ARZ features extremely low offset voltage and drift, low input bias current, low noise, and stable operation with capacitive loads.
- What are some typical applications of the ADA4077-2ARZ?
Typical applications include process control front-end amplifiers, optical network control circuits, instrumentation, precision sensors and controls, and precision diode power measurement.
- How much current does the ADA4077-2ARZ draw from the power supply?
The ADA4077-2ARZ draws a supply current of 400µA per channel.
- What is the slew rate of the ADA4077-2ARZ?
The slew rate of the ADA4077-2ARZ is 1.2V/µs.
- What is the gain bandwidth product of the ADA4077-2ARZ?
The gain bandwidth product of the ADA4077-2ARZ is 3.6 MHz.
- Can the ADA4077-2ARZ handle capacitive loads without external compensation?
Yes, the ADA4077-2ARZ can handle capacitive loads of more than 1000 pF without external compensation.
- What is the input offset voltage of the ADA4077-2ARZ?
The input offset voltage of the ADA4077-2ARZ is 15 µV.
- What is the maximum output current per channel of the ADA4077-2ARZ?
The maximum output current per channel of the ADA4077-2ARZ is 10 mA.
