Overview
The OPA2191IDR is a low-power, 36-V, CMOS precision e-trim™ operational amplifier produced by Texas Instruments. This dual-channel operational amplifier is designed to offer high precision and low noise, making it suitable for a variety of analog circuit applications. The OPA2191IDR is packaged in an SO8 (SOIC-8) case and is available in a surface-mount technology (SMT) configuration.
Key Specifications
| Parameter | Value |
|---|---|
| Type of Integrated Circuit | Operational Amplifier |
| Number of Channels | 2 |
| Bandwidth | 2.5 MHz |
| Offset Voltage | ±5 µV |
| Offset Voltage Drift | ±0.1 µV/°C |
| Noise | 15 nV/√ Hz at 1 kHz |
| Common-Mode Rejection Ratio (CMRR) | 140 dB |
| Supply Voltage Range | Up to 36 V |
| Package Type | SO8 (SOIC-8) |
| Mounting Type | SMT (Surface Mount Technology) |
Key Features
- Low Offset Voltage: ±5 µV, ensuring high precision in analog circuits.
- Low Offset Voltage Drift: ±0.1 µV/°C, providing stability over temperature changes.
- Low Noise: 15 nV/√ Hz at 1 kHz, suitable for noise-sensitive applications.
- High Common-Mode Rejection Ratio (CMRR): 140 dB, enhancing the amplifier's ability to reject common-mode signals.
- Wide Supply Voltage Range: Up to 36 V, allowing flexibility in power supply design.
- Low Power Consumption: Designed for low-power applications, making it energy-efficient.
Applications
- Precision Instrumentation: Ideal for applications requiring high accuracy and low noise, such as medical devices and scientific instruments.
- Industrial Automation: Suitable for control systems and sensors in industrial environments.
- Aerospace and Defense: Used in various military and aerospace applications where high reliability and precision are critical.
- Audio and Video Equipment: Can be used in professional audio and video equipment to ensure high signal fidelity.
Q & A
- What is the offset voltage of the OPA2191IDR?
The offset voltage of the OPA2191IDR is ±5 µV.
- What is the bandwidth of the OPA2191IDR?
The bandwidth of the OPA2191IDR is 2.5 MHz.
- What is the common-mode rejection ratio (CMRR) of the OPA2191IDR?
The CMRR of the OPA2191IDR is 140 dB.
- What is the supply voltage range for the OPA2191IDR?
The supply voltage range for the OPA2191IDR is up to 36 V.
- What type of package does the OPA2191IDR come in?
The OPA2191IDR comes in an SO8 (SOIC-8) package.
- Is the OPA2191IDR suitable for high-temperature applications?
The OPA2191IDR has a low offset voltage drift of ±0.1 µV/°C, making it stable over temperature changes.
- What is the noise level of the OPA2191IDR at 1 kHz?
The noise level of the OPA2191IDR at 1 kHz is 15 nV/√ Hz.
- Can the OPA2191IDR be used in audio equipment?
Yes, the OPA2191IDR can be used in professional audio equipment due to its high signal fidelity and low noise characteristics.
- Is the OPA2191IDR RoHS compliant?
Yes, the OPA2191IDR is RoHS compliant.
- Where can I purchase the OPA2191IDR?
The OPA2191IDR can be purchased from various electronic component distributors, including TI.com, TME, and LCSC.
