OP490GP
OP490GP - High-Performance Micropower Quad Op Amp
Overview
The OP490GP is a high-performance micropower quad operational amplifier designed for precision applications in both single and dual supply configurations. It operates from a single supply voltage ranging from +1.6V to +36V or dual supplies of ±0.8V to ±18V, making it versatile for a wide range of applications. The device features rail-to-rail input and output operation, allowing it to handle signals that include ground in single-supply configurations. With its low power consumption and high performance characteristics, the OP490GP is ideal for battery-powered and portable devices.
Features
- Wide Supply Voltage Range: Operates from +1.6V to +36V single supply or ±0.8V to ±18V dual supply.
- True Single-Supply Operation: Input and output voltage ranges include ground, enabling ground-referenced signal processing.
- Low Supply Current: Maximum of 80µA per amplifier, making it suitable for power-sensitive applications.
- High Output Drive: Minimum of 5mA output current, capable of driving moderate loads.
- Low Offset Voltage: Maximum offset voltage of 0.5mV ensures high accuracy in precision applications.
- High Open-Loop Gain: Minimum of 700V/mV, providing excellent signal amplification.
- Outstanding PSRR: Minimum power supply rejection ratio of 5.6mV/V, reducing sensitivity to supply voltage variations.
- Industry-Standard Quad Pinout: Compatible with existing designs and easy to integrate.
- Available in Die Form: Offers flexibility for custom packaging and integration.
Applications
The OP490GP is suitable for a broad range of applications, including but not limited to:
- Portable and Battery-Powered Devices: Due to its low power consumption and single-supply operation.
- Sensor Signal Conditioning: Ideal for amplifying signals from sensors such as thermocouples, strain gauges, and pressure sensors.
- Medical Instrumentation: Suitable for precision measurement and monitoring equipment.
- Industrial Control Systems: Provides reliable performance in harsh environments.
- Audio Processing: Can be used in low-power audio amplifiers and filters.
- Automotive Electronics: Operates reliably over a wide temperature range and supply voltage variations.
Electrical Characteristics
The following table summarizes the key electrical characteristics of the OP490GP under typical operating conditions (unless otherwise specified):
Absolute Maximum Ratings
- Supply Voltage (VS): +36V or ±18V
- Input Voltage Range: -0.3V to +36V
- Output Short-Circuit Duration: Continuous
- Operating Temperature Range: -40°C to +85°C
- Storage Temperature Range: -65°C to +150°C
DC Electrical Characteristics
- Input Offset Voltage (VOS): 0.5mV max
- Input Bias Current (IB): 20nA max
- Input Offset Current (IOS): 5nA max
- Common-Mode Rejection Ratio (CMRR): 90dB min
- Power Supply Rejection Ratio (PSRR): 5.6mV/V min
- Open-Loop Gain (AVOL): 700V/mV min
- Output Voltage Swing: Rail-to-rail
AC Electrical Characteristics
- Gain Bandwidth Product (GBW): 200kHz typ
- Slew Rate (SR): 0.1V/µs typ
- Total Harmonic Distortion (THD): 0.01% typ at 1kHz
Package Information
The OP490GP is available in multiple package options to suit various application requirements. Below are the details of the available packages:
14-Lead PDIP (Plastic Dual In-Line Package)
- Package Code: P
- Dimensions: 19.3mm x 6.35mm x 4.57mm
- Pin Pitch: 2.54mm
14-Lead SOIC (Small Outline Integrated Circuit)
- Package Code: S
- Dimensions: 8.65mm x 3.9mm x 1.5mm
- Pin Pitch: 1.27mm
Die Form
- Package Code: D
- Dimensions: Customizable based on application requirements.
Conclusion
The OP490GP is a versatile and high-performance quad operational amplifier that excels in low-power and precision applications. Its wide supply voltage range, rail-to-rail operation, and excellent electrical characteristics make it a reliable choice for designers working on portable, industrial, medical, and automotive systems. With multiple package options, including die form, the OP490GP offers flexibility for a variety of design needs.
