Overview
The OP291GS-REEL is a dual general-purpose operational amplifier produced by Analog Devices Inc. This component is part of the OP191/OP291/OP491 family, known for their micropower, single-supply, and rail-to-rail input/output capabilities. The OP291GS-REEL is fabricated on Analog Devices’ CBCMOS process, ensuring low power consumption and high performance across a wide range of applications.
Key Specifications
| Product Attribute | Attribute Value |
|---|---|
| Manufacturer | Analog Devices, Inc. |
| Voltage - Supply Span (Min) | 2.7 V |
| Voltage - Supply Span (Max) | 12 V |
| Voltage - Input Offset | 80 µV |
| Supplier Device Package | 8-SOIC |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Package | Tape & Reel (TR) |
| Output Type | Rail-to-Rail |
| Operating Temperature | -40°C ~ 125°C |
| Number of Circuits | 2 |
| Mounting Type | Surface Mount |
| Gain Bandwidth Product | 3 MHz |
| Current - Supply | 260µA (x2 Channels) |
| Current - Output / Channel | 16 mA |
| Current - Input Bias | 30 nA |
| Slew Rate | 0.5V/µs |
| Amplifier Type | General Purpose |
Key Features
- Single-Supply Operation: The OP291GS-REEL can operate from a single supply voltage ranging from 2.7 V to 12 V, as well as from ±5 V dual supplies.
- Rail-to-Rail Inputs and Outputs: The amplifier features rail-to-rail input and output stages, allowing the input voltage to extend 10 V beyond either supply without phase inversion or latch-up.
- Low Power Consumption: With a supply current of 260 µA per channel, this amplifier is suitable for power-sensitive applications.
- High Bandwidth: The amplifier has a gain bandwidth product of 3 MHz and a slew rate of 0.5 V/µs, making it suitable for a variety of high-frequency applications.
- Low Offset Voltage: The OP291GS-REEL has a low input offset voltage of 80 µV, ensuring high accuracy in signal amplification).
- High Common Mode Rejection Ratio (CMRR): The CMRR is 100 dB, providing excellent noise rejection and stability in various operating conditions).
Applications
- Portable Telecommunications Equipment: The low power consumption and high performance make it ideal for battery-powered devices).
- Power Supply Control and Protection: The rail-to-rail input/output capability and low offset voltage make it suitable for power supply monitoring and control circuits).
- Transducer Interfaces: It is used to interface with transducers such as Hall effect, piezo electric, and resistive sensors due to its rail-to-rail input stage).
- General Purpose Amplification: The OP291GS-REEL can be used in a wide range of general-purpose amplification tasks where low power and high accuracy are required).
Q & A
- What is the operating temperature range of the OP291GS-REEL?
The operating temperature range is -40°C to 125°C).
- What is the supply voltage range for the OP291GS-REEL?
The supply voltage range is from 2.7 V to 12 V, and it can also operate from ±5 V dual supplies).
- What is the gain bandwidth product of the OP291GS-REEL?
The gain bandwidth product is 3 MHz).
- What is the slew rate of the OP291GS-REEL?
The slew rate is 0.5 V/µs).
- What is the input offset voltage of the OP291GS-REEL?
The input offset voltage is 80 µV).
- What is the common mode rejection ratio (CMRR) of the OP291GS-REEL?
The CMRR is 100 dB).
- What type of packaging does the OP291GS-REEL come in?
The OP291GS-REEL comes in an 8-SOIC package on a tape and reel (TR)).
- What is the current consumption per channel of the OP291GS-REEL?
The supply current per channel is 260 µA).
- Is the OP291GS-REEL suitable for surface mounting?
Yes, the OP291GS-REEL is designed for surface mounting).
- What are some typical applications of the OP291GS-REEL?
Typical applications include portable telecommunications equipment, power supply control and protection, and interfaces for transducers with wide output ranges).
