Overview
The OP295GSZ-REEL is a dual operational amplifier (op-amp) produced by Analog Devices Inc. It is part of the OP295 series, known for its rail-to-rail output swing and single-supply operation. This op-amp is designed to offer high accuracy and low noise, making it suitable for a variety of applications, especially in battery-operated and low-voltage systems.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage | VS | 3 | 36 | V | ||
| Offset Voltage | VOS | VS = 5 V | 300 | μV | ||
| Open-Loop Gain | AOL | 1000 | V/mV | |||
| Gain Bandwidth Product | GBP | 75 | kHz | |||
| Slew Rate | SR | RL = 10 kΩ | 0.03 | V/μs | ||
| Supply Current per Amplifier | ISY | VOUT = 2.5 V, RL = ∞ | 150 | μA | ||
| Output Voltage Swing High | VOH | RL = 10 kΩ to GND | 2.9 | V | ||
| Output Voltage Swing Low | VOL | RL = 10 kΩ to GND | 0.7 | 2 | mV | |
| Power Supply Rejection Ratio | PSRR | ±1.5 V ≤ VS ≤ ±15 V | 90 | 110 | dB |
Key Features
- Rail-to-Rail Output Swing: The OP295GSZ-REEL offers rail-to-rail output swing, allowing the output voltage to swing from the negative supply to the positive supply, enhancing the dynamic range of the amplifier.
- Single-Supply Operation: It operates on a single supply voltage ranging from 3 V to 36 V, making it versatile for various applications.
- Low Offset Voltage: With a maximum offset voltage of 300 μV, this op-amp ensures high accuracy in single-supply designs.
- High Open-Loop Gain: The op-amp has a minimum open-loop gain of 1000 V/mV, contributing to its high accuracy and stability.
- Low Supply Current: It consumes a low supply current of 150 μA per amplifier, which is beneficial for battery-operated devices.
- Unity-Gain Stable: The OP295GSZ-REEL is unity-gain stable, ensuring stability in a wide range of applications.
- Stability with Capacitive Loads: It is stable with loads in excess of 300 pF, making it suitable for driving capacitive loads such as coax cables or large FET transistors.
Applications
- Battery-Operated Instrumentation: Ideal for battery-powered devices due to its low supply current and single-supply operation.
- Servo Amplifiers: Used in servo systems for precise control and high accuracy.
- Actuator Drives: Suitable for driving actuators in various industrial and automotive applications.
- Sensor Conditioners: Used to condition signals from sensors, ensuring high accuracy and low noise.
- Power Supply Control: Employed in power supply control circuits for stable and efficient operation.
Q & A
- What is the supply voltage range for the OP295GSZ-REEL? The supply voltage range is from 3 V to 36 V.
- What is the maximum offset voltage for the OP295GSZ-REEL? The maximum offset voltage is 300 μV at 5 V operation.
- What is the gain bandwidth product of the OP295GSZ-REEL? The gain bandwidth product is 75 kHz.
- Is the OP295GSZ-REEL stable with capacitive loads? Yes, it is stable with loads in excess of 300 pF.
- What is the typical supply current per amplifier for the OP295GSZ-REEL? The typical supply current per amplifier is 150 μA.
- What are some common applications of the OP295GSZ-REEL? Common applications include battery-operated instrumentation, servo amplifiers, actuator drives, sensor conditioners, and power supply control.
- Does the OP295GSZ-REEL support rail-to-rail output swing? Yes, it supports rail-to-rail output swing.
- What is the slew rate of the OP295GSZ-REEL? The slew rate is 0.03 V/μs with a load resistance of 10 kΩ.
- Is the OP295GSZ-REEL unity-gain stable? Yes, it is unity-gain stable.
- What is the power supply rejection ratio (PSRR) of the OP295GSZ-REEL? The PSRR is between 90 dB and 110 dB for supply voltages from ±1.5 V to ±15 V.
