Overview
The AD795JRZ is a low noise, precision, FET input operational amplifier produced by Analog Devices Inc. This device combines the low voltage noise and low offset drift of a bipolar input op amp with the very low bias current of a FET-input device. It is designed for applications requiring high precision and low noise, making it suitable for a variety of instrumentation and measurement systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Offset Voltage | - | - | 500 μV | - |
| Input Bias Current | - | - | 2 pA | - |
| Supply Voltage | ±4 V | - | ±18 V | - |
| Quiescent Current | 1.3 mA | - | 1.5 mA | - |
| Common-Mode Rejection Ratio | 86 dB | - | 110 dB | - |
| Operating Temperature Range | 0°C | - | 70°C | - |
| Package Type | - | - | 8-Lead SOIC | - |
| Thermal Resistance (θJA) | - | - | 155 °C/W | - |
Key Features
- Low noise: Guaranteed maximum input voltage noise.
- Low offset drift: 10 μV/°C maximum drift.
- Very low bias current: 2 pA maximum input bias current.
- Low power consumption: 1.5 mA maximum supply current.
- High common-mode rejection ratio: Up to 110 dB.
- Wide operating temperature range: 0°C to 70°C.
Applications
- Low noise photodiode preamps.
- CT scanners.
- Precision I-to-V converters.
- Instrumentation and measurement systems requiring high precision and low noise.
Q & A
- What is the input offset voltage of the AD795JRZ?
The input offset voltage of the AD795JRZ is up to 500 μV.
- What is the maximum input bias current of the AD795JRZ?
The maximum input bias current is 2 pA.
- What is the supply voltage range for the AD795JRZ?
The supply voltage range is ±4 V to ±18 V.
- What is the quiescent current of the AD795JRZ?
The quiescent current is up to 1.5 mA.
- What is the common-mode rejection ratio of the AD795JRZ?
The common-mode rejection ratio is up to 110 dB.
- What is the operating temperature range of the AD795JRZ?
The operating temperature range is 0°C to 70°C.
- What package type is the AD795JRZ available in?
The AD795JRZ is available in an 8-Lead SOIC package.
- What are some typical applications of the AD795JRZ?
Typical applications include low noise photodiode preamps, CT scanners, and precision I-to-V converters.
- What is the thermal resistance (θJA) of the AD795JRZ?
The thermal resistance (θJA) is 155 °C/W.
- Is the AD795JRZ suitable for high precision instrumentation?
Yes, the AD795JRZ is designed for applications requiring high precision and low noise.
