Overview
The OP482GSZ, produced by Analog Devices Inc., is a quad operational amplifier that stands out for its exceptional speed and low power consumption. This JFET input stage amplifier is designed to offer high performance in battery-powered systems and other power-restricted applications. It features a low supply current of less than 250 µA per amplifier, a high slew rate of typically 9 V/µs, and a gain bandwidth product of 4 MHz. The OP482GSZ is unity-gain stable and has a wide output swing, making it ideal for various high-side signal conditioning tasks and applications requiring low power and high speed.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Supply Current per Amplifier | 210 µA to 250 µA | VO = 0 V, −40°C ≤ TA ≤ +85°C |
| Offset Voltage (VOS) | 0.2 mV to 4 mV | −40°C ≤ TA ≤ +85°C |
| Input Bias Current (IB) | 3 pA to 500 pA | VCM = 0 V, −40°C ≤ TA ≤ +85°C |
| Input Offset Current (IOS) | 1 pA to 250 pA | VCM = 0 V, −40°C ≤ TA ≤ +85°C |
| Common-Mode Rejection Ratio (CMRR) | 70 dB to 90 dB | −11 V ≤ VCM ≤ +15 V, −40°C ≤ TA ≤ +85°C |
| Output Voltage High (VOH) | 13.5 V to 13.9 V | RL = 10 kΩ |
| Output Voltage Low (VOL) | −13.9 V to −13.5 V | RL = 10 kΩ |
| Slew Rate (SR) | 7 V/µs to 9 V/µs | RL = 10 kΩ |
| Gain Bandwidth Product (GBP) | 4 MHz | |
| Supply Voltage Range (VS) | ±4.5 V to ±18 V |
Key Features
- Low supply current: Maximum of 250 µA per amplifier, making it suitable for battery-powered and low-power applications.
- High slew rate: Typically 9 V/µs, ensuring fast response times.
- Low offset voltage: Less than 4 mV, contributing to high accuracy.
- Low input bias current: Typically a few picoamps, reducing the impact on input signals.
- Wide output swing: Within 1.5 V of each supply rail, enhancing versatility in various applications.
- Unity-gain stable: Ensures stable operation without additional compensation.
- High common-mode rejection ratio: Up to 90 dB, providing good noise rejection.
Applications
- Telecommunications: Ideal for signal processing in communication systems.
- Geophysical exploration: Suitable for high-speed, low-power signal conditioning in field equipment.
- Portable medical equipment: Optimized for battery-powered medical devices requiring high performance.
- Navigational instrumentation: Used in navigation systems that need precise and fast signal processing.
- Active filters and integrators: Excellent for designing active filters and integrators due to its high speed and low power consumption.
Q & A
- What is the typical slew rate of the OP482GSZ? The typical slew rate is 9 V/µs.
- What is the maximum supply current per amplifier for the OP482GSZ? The maximum supply current per amplifier is 250 µA.
- What is the offset voltage range for the OP482GSZ? The offset voltage range is from 0.2 mV to 4 mV.
- Is the OP482GSZ unity-gain stable? Yes, the OP482GSZ is unity-gain stable.
- What is the common-mode rejection ratio (CMRR) of the OP482GSZ? The CMRR is between 70 dB and 90 dB.
- What are the typical applications of the OP482GSZ? Typical applications include telecommunications, geophysical exploration, portable medical equipment, and navigational instrumentation.
- What is the gain bandwidth product (GBP) of the OP482GSZ? The GBP is 4 MHz.
- What is the input bias current range for the OP482GSZ? The input bias current range is from 3 pA to 500 pA.
- What is the output voltage swing range for the OP482GSZ? The output voltage swing is within 1.5 V of each supply rail.
- What are the package options available for the OP482GSZ? The OP482GSZ is available in PDIP, narrow SOIC, and 14-ball WLCSP packages.
