規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Amplifier Type | General Purpose |
| Number of Circuits | 2 |
| Output Type | Rail-to-Rail |
| Slew Rate | 4.5V/µs |
| Gain Bandwidth Product | 1.1 MHz |
| Current - Input Bias | 10 pA |
| Voltage - Input Offset | 300 µV |
| Supply Current | 120µA (x2 Channels) |
| Current - Output / Channel | 80 mA |
| Voltage - Supply Span(Min) | 2.7 V |
| Voltage - Supply Span(Max) | 40 V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The OPA2990IDSGR is a precision operational amplifier from Texas Instruments. It is designed for use in applications requiring high precision and low noise. This device operates with a low quiescent current and features rail-to-rail input and output swings, enhancing its versatility in various circuits. The OPA2990IDSGR is built with a wide supply voltage range, typically from 4.5V to 40V, making it suitable for both single-supply and dual-supply configurations.
Its key specifications include a low offset voltage and low bias current, which contribute to its accuracy in signal conditioning tasks. The amplifier is available in a small package, making it ideal for space-constrained applications like portable and battery-powered devices. Furthermore, it offers excellent linearity and high open-loop gain, which are crucial for precise and reliable performance.
The OPA2990IDSGR is commonly used in industrial, automotive, and consumer electronics applications due to its robustness and efficient operation across a broad temperature range.
Its key specifications include a low offset voltage and low bias current, which contribute to its accuracy in signal conditioning tasks. The amplifier is available in a small package, making it ideal for space-constrained applications like portable and battery-powered devices. Furthermore, it offers excellent linearity and high open-loop gain, which are crucial for precise and reliable performance.
The OPA2990IDSGR is commonly used in industrial, automotive, and consumer electronics applications due to its robustness and efficient operation across a broad temperature range.
Equivalent
The OPA2990IDSGR is a dual operational amplifier designed for high-precision and low-power applications. Equivalent products include:
1. LMV358IDGKR - A low-voltage, dual operational amplifier from Texas Instruments.
2. TLV9002IDGKR - A general-purpose, dual operational amplifier also from Texas Instruments.
3. MCP6022-E/SN - From Microchip Technology, suitable for similar applications.
4. AD8656ARZ - A precision dual operational amplifier from Analog Devices.
Ensure to compare specifications closely, as differences in parameters might affect suitability.
1. LMV358IDGKR - A low-voltage, dual operational amplifier from Texas Instruments.
2. TLV9002IDGKR - A general-purpose, dual operational amplifier also from Texas Instruments.
3. MCP6022-E/SN - From Microchip Technology, suitable for similar applications.
4. AD8656ARZ - A precision dual operational amplifier from Analog Devices.
Ensure to compare specifications closely, as differences in parameters might affect suitability.
Features
The OPA2990IDSGR is a precision operational amplifier from Texas Instruments, designed for various applications requiring low power and high precision. Key features include:
1. Dual Operational Amplifier: It offers two op-amps in a single package, which can be beneficial for applications requiring multiple signal paths.
2. Low Power Consumption: Designed for low power operation, it is suitable for battery-operated and energy-efficient applications.
3. Wide Supply Range: Operates on a wide supply voltage range, enhancing flexibility in different circuit configurations.
4. High Precision: It features low offset voltage and low noise, ensuring accurate signal processing.
5. Rail-to-Rail Input and Output: Provides improved performance at both supply rails, maximizing dynamic range.
6. Small Package: Available in a compact package, ideal for space-constrained applications.
7. Temperature Range: Capable of operating over a broad temperature range, making it suitable for various environmental conditions.
These features make the OPA2990IDSGR a versatile choice for applications such as sensor signal conditioning, medical instrumentation, and portable devices.
1. Dual Operational Amplifier: It offers two op-amps in a single package, which can be beneficial for applications requiring multiple signal paths.
2. Low Power Consumption: Designed for low power operation, it is suitable for battery-operated and energy-efficient applications.
3. Wide Supply Range: Operates on a wide supply voltage range, enhancing flexibility in different circuit configurations.
4. High Precision: It features low offset voltage and low noise, ensuring accurate signal processing.
5. Rail-to-Rail Input and Output: Provides improved performance at both supply rails, maximizing dynamic range.
6. Small Package: Available in a compact package, ideal for space-constrained applications.
7. Temperature Range: Capable of operating over a broad temperature range, making it suitable for various environmental conditions.
These features make the OPA2990IDSGR a versatile choice for applications such as sensor signal conditioning, medical instrumentation, and portable devices.
Pinout
The OPA2990IDSGR is a dual operational amplifier from Texas Instruments. It comes in an 8-pin package, specifically the VSSOP (DGK) package. The pin configuration and functions are as follows:
1. OUT_A (Pin 1) - Output for amplifier A.
2. IN-_A (Pin 2) - Inverting input for amplifier A.
3. IN+_A (Pin 3) - Non-inverting input for amplifier A.
4. V- (Pin 4) - Negative power supply.
5. IN+_B (Pin 5) - Non-inverting input for amplifier B.
6. IN-_B (Pin 6) - Inverting input for amplifier B.
7. OUT_B (Pin 7) - Output for amplifier B.
8. V+ (Pin 8) - Positive power supply.
The OPA2990IDSGR is designed for precision and low-power applications, offering features like low offset voltage and low quiescent current, making it suitable for various signal conditioning purposes in analog circuits.
1. OUT_A (Pin 1) - Output for amplifier A.
2. IN-_A (Pin 2) - Inverting input for amplifier A.
3. IN+_A (Pin 3) - Non-inverting input for amplifier A.
4. V- (Pin 4) - Negative power supply.
5. IN+_B (Pin 5) - Non-inverting input for amplifier B.
6. IN-_B (Pin 6) - Inverting input for amplifier B.
7. OUT_B (Pin 7) - Output for amplifier B.
8. V+ (Pin 8) - Positive power supply.
The OPA2990IDSGR is designed for precision and low-power applications, offering features like low offset voltage and low quiescent current, making it suitable for various signal conditioning purposes in analog circuits.
Manufacturer
The OPA2990IDSGR is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and produces a broad range of analog and embedded processing chips. Founded in 1930 and headquartered in Dallas, Texas, USA, TI is renowned for its innovation in the semiconductor industry. The company provides products and solutions that are integral to electronics across diverse industries such as automotive, industrial, personal electronics, and communications equipment. TI's focus is on developing technologies that improve performance and efficiency, aiming to make electronics more affordable and accessible around the world.
Application
The OPA2990IDSGR is a precision operational amplifier used in various applications requiring low power and high precision. Key application areas include:
1. Instrumentation: Used in sensor signal conditioning due to its low noise and precision.
2. Medical Devices: Suitable for ECGs and other patient monitoring equipment for accurate signal amplification.
3. Industrial Automation: Useful in process control systems for precise measurements.
4. Battery-Powered Devices: Its low power consumption makes it ideal for portable electronics.
5. Data Acquisition Systems: Enhances the accuracy of data conversion and processing.
6. Communication Systems: Used in circuits requiring robust signal processing.
Its versatility and precision make it suitable for a wide range of high-performance electronic applications.
1. Instrumentation: Used in sensor signal conditioning due to its low noise and precision.
2. Medical Devices: Suitable for ECGs and other patient monitoring equipment for accurate signal amplification.
3. Industrial Automation: Useful in process control systems for precise measurements.
4. Battery-Powered Devices: Its low power consumption makes it ideal for portable electronics.
5. Data Acquisition Systems: Enhances the accuracy of data conversion and processing.
6. Communication Systems: Used in circuits requiring robust signal processing.
Its versatility and precision make it suitable for a wide range of high-performance electronic applications.
Package
The OPA2990IDSGR is a dual operational amplifier packaged in an 8-pin Small Outline Transistor (SOT) package, specifically the PowerPAD™ SOIC-8 (DGS) package. This configuration enhances heat dissipation compared to standard packages, making it suitable for applications requiring efficient thermal management.
