Overview
The OP191GS-REEL, produced by Analog Devices Inc., is a single, micropower, single-supply operational amplifier featuring rail-to-rail inputs and outputs. This amplifier is part of the OP191/OP291/OP491 family, which includes single, dual, and quad configurations. The OP191 is designed for low power consumption and high performance, making it suitable for a variety of applications, including portable telecommunications equipment, power supply control, and interface for transducers with wide output ranges.
Key Specifications
| Parameter | Typical Value | Minimum Value | Maximum Value |
|---|---|---|---|
| Supply Voltage | 2.7 V to 12 V | - | - |
| Bandwidth | 3 MHz | - | - |
| Slew Rate | 0.5 V/μs | 0.4 V/μs | 0.5 V/μs |
| Offset Voltage | 700 μV | - | - |
| Supply Current per Amplifier | 300 μA | 200 μA | 350 μA |
| Input Voltage Range | 0 to 5 V | - | - |
| Common-Mode Rejection Ratio (CMRR) | 70 dB to 93 dB | 65 dB | 93 dB |
| Output Voltage Swing (RL = 100 kΩ to GND) | 4.95 V to 4.99 V | 4.90 V | 4.99 V |
| Operating Temperature Range | -40°C to +125°C | -40°C | +125°C |
Key Features
- Single-supply operation: 2.7 V to 12 V
- Rail-to-rail input and output swing
- Low supply current: 300 μA per amplifier
- Wide bandwidth: 3 MHz
- Low offset voltage: 700 μV
- No phase reversal
- High common-mode rejection ratio (CMRR): 70 dB to 93 dB
- Low noise performance
Applications
- Portable telecommunications equipment
- Power supply control and protection
- Interface for transducers with wide output ranges (e.g., Hall effect, piezo electric, and resistive transducers)
- Industrial process control
- Battery-powered instrumentation
- Remote sensors
- Low voltage strain gage amplifiers
- DAC output amplifiers
Q & A
- What is the supply voltage range for the OP191GS-REEL? The supply voltage range is 2.7 V to 12 V.
- What is the bandwidth of the OP191GS-REEL? The bandwidth is 3 MHz.
- What is the slew rate of the OP191GS-REEL? The slew rate is 0.5 V/μs.
- What is the typical offset voltage of the OP191GS-REEL? The typical offset voltage is 700 μV.
- What is the supply current per amplifier for the OP191GS-REEL? The supply current per amplifier is typically 300 μA.
- What is the operating temperature range for the OP191GS-REEL? The operating temperature range is -40°C to +125°C.
- Does the OP191GS-REEL have rail-to-rail input and output swing? Yes, it features rail-to-rail input and output swing.
- What are some common applications for the OP191GS-REEL? Applications include portable telecommunications equipment, power supply control, and interface for transducers with wide output ranges.
- What is the common-mode rejection ratio (CMRR) of the OP191GS-REEL? The CMRR is 70 dB to 93 dB.
- Is the OP191GS-REEL sensitive to electrostatic discharge (ESD)? Yes, it is an ESD-sensitive device.
