Overview
The OP296GS, produced by Analog Devices Inc., is a dual micropower, rail-to-rail input and output operational amplifier. This device is part of the OP196/OP296/OP496 family of CBCMOS operational amplifiers, known for their low power consumption and wide operating voltage range. The OP296GS is particularly suited for applications requiring low power and high accuracy, such as battery monitoring, 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 | 80 | 200 | V/mV | |
| Gain Bandwidth Product | 450 | kHz | ||||
| Output Voltage Swing High | VOH | IL = 100 µA | 2.85 | V | ||
| Supply Voltage Range | 3 | 12 | V | |||
| Operating Temperature Range | –40 | 125 | °C |
Key Features
- Rail-to-Rail Input and Output Swing: The OP296GS offers full rail-to-rail input and output swing, making it suitable for applications where the signal can range from the negative to the positive supply rail.
- Low Power Consumption: With a typical current consumption of 60 µA per amplifier, this device is ideal for battery-powered and low-power applications.
- High Accuracy: The amplifier features low offset voltage (typically 300 µV) and high common-mode rejection ratio (typically 65 dB), ensuring high accuracy in signal processing.
- Wide Operating Voltage Range: The device can operate from a single supply voltage ranging from 3 V to 12 V, enhancing its adaptability in various applications.
- High Gain Bandwidth Product: With a gain bandwidth product of 450 kHz, the OP296GS supports high-speed signal transmission.
- Capacitive Load Handling: The amplifier can handle capacitive loads up to 200 pF without oscillation.
- Small Package Options: Available in 8-lead SOIC and TSSOP packages, making it suitable for space-constrained designs.
Applications
- Laboratory and Testing Equipment: Used in laboratory testing equipment, measuring instruments, and scientific research for signal amplification, frequency conversion, and noise control.
- Medical Field: Employed in medical devices and diagnostic systems to process and enhance signals, improving accuracy and precision.
- Audio Processing: Utilized in sound systems, headphones, and speakers to enhance the volume and clarity of sound.
- Video Equipment: Used in TVs, monitors, and projectors to enhance the brightness and contrast of video signals.
- Industrial Automation: Applied in industrial control equipment, measuring instruments, and robots to achieve precise control and measurement of various parameters.
- Battery Monitoring and Control: Ideal for monitoring battery usage and controlling battery charging due to its low power requirements and wide operating voltage range.
Q & A
- What is the typical current consumption of the OP296GS?
The typical current consumption of the OP296GS is 60 µA per amplifier.
- What is the operating voltage range of the OP296GS?
The OP296GS can operate from a single supply voltage ranging from 3 V to 12 V.
- What is the gain bandwidth product of the OP296GS?
The gain bandwidth product of the OP296GS is 450 kHz.
- Can the OP296GS handle capacitive loads?
Yes, the OP296GS can handle capacitive loads up to 200 pF without oscillation.
- What are the typical offset voltage and input bias current of the OP296GS?
The typical offset voltage is 300 µV, and the typical input bias current is ±50 nA.
- In what temperature range can the OP296GS operate?
The OP296GS can operate in the temperature range of –40°C to +125°C.
- What are the common applications of the OP296GS?
The OP296GS is commonly used in laboratory and testing equipment, medical devices, audio processing, video equipment, and industrial automation.
- What package options are available for the OP296GS?
The OP296GS is available in 8-lead SOIC and TSSOP packages.
- How many independent amplification circuits does the OP296GS have?
The OP296GS has 2 independent amplification circuits.
- What is the common-mode rejection ratio (CMRR) of the OP296GS?
The CMRR of the OP296GS is typically 65 dB.
