Overview
The OP296GSZ is a dual operational amplifier produced by Analog Devices Inc. This device is part of the OP196/OP296/OP496 family of CBCMOS operational amplifiers, known for their micropower operation and rail-to-rail input and output ranges. The OP296GSZ is designed for low-power applications, making it suitable for battery-powered devices, sensor conditioners, and portable instrumentation.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | 0°C ≤ TA ≤ 125°C | 35 | 300 | 650 | µV |
| Input Bias Current | IB | –40°C ≤ TA ≤ +125°C | ±10 | ±50 | nA | |
| Input Offset Current | IOS | –40°C ≤ TA ≤ +125°C | ±1 | ±8 | nA | |
| Input Voltage Range | VCM | 0 | 12 | V | ||
| Common-Mode Rejection Ratio | CMRR | 0 V ≤ VCM ≤ 12 V, –40°C ≤ TA ≤ +125°C | 65 | dB | ||
| Large Signal Voltage Gain | AVO | RL = 100 kΩ | 300 | 1000 | V/mV | |
| Supply Current per Amplifier | ISY | VOUT = 1.5 V, RL = ∞ | 40 | 60 | 80 | µA |
| Gain Bandwidth Product | GBP | 450 | kHz | |||
| Slew Rate | SR | RL = 100 kΩ | 0.3 | V/µs | ||
| Package | SOIC-8 |
Key Features
- Rail-to-Rail Input and Output Swing: The OP296GSZ offers full rail-to-rail input and output swing, making it versatile for a wide range of applications.
- Low Power Consumption: With a supply current of 60 µA per amplifier, this device is ideal for battery-powered and low-power applications.
- High Accuracy: Features low offset voltage (300 µV max) and high open-loop gain (500 V/mV), ensuring high accuracy in signal processing.
- Single-Supply Operation: Operates on a single supply from 3 V to 12 V, providing flexibility in system design.
- Unity-Gain Stable: No phase reversal and unity-gain stable, making it suitable for a variety of feedback configurations.
- Low Noise: Low voltage noise density (26 nV/√Hz at 1 kHz) and current noise density (0.19 pA/√Hz at 1 kHz), ensuring minimal noise contribution in the signal path.
Applications
- Battery Monitoring: Suitable for battery monitoring systems due to its low power consumption and high accuracy.
- Sensor Conditioners: Ideal for conditioning signals from various sensors in industrial and medical applications.
- Portable Power Supply Control: Used in portable power supply control circuits where low power and high efficiency are crucial.
- Portable Instrumentation: Commonly used in portable instrumentation devices such as handheld meters and data loggers.
Q & A
- What is the typical supply current per amplifier for the OP296GSZ?
The typical supply current per amplifier is 60 µA.
- What is the maximum offset voltage for the OP296GSZ?
The maximum offset voltage is 300 µV.
- What is the gain bandwidth product of the OP296GSZ?
The gain bandwidth product is 450 kHz.
- What is the slew rate of the OP296GSZ?
The slew rate is 0.3 V/µs.
- What is the operating temperature range for the OP296GSZ?
The operating temperature range is –40°C to +125°C.
- What package type is the OP296GSZ available in?
The OP296GSZ is available in an 8-SOIC package.
- Is the OP296GSZ RoHS compliant?
Yes, the OP296GSZ is RoHS compliant.
- What are some common applications of the OP296GSZ?
Common applications include battery monitoring, sensor conditioners, portable power supply control, and portable instrumentation.
- What is the common-mode rejection ratio (CMRR) of the OP296GSZ?
The CMRR is 65 dB.
- Is the OP296GSZ unity-gain stable?
Yes, the OP296GSZ is unity-gain stable.
