Overview
The OPA314AQDBVRQ1, manufactured by Texas Instruments, is a low-power, general-purpose CMOS operational amplifier designed for a wide range of applications. This single-channel amplifier is part of a series that includes dual and quad-channel variants, targeting battery-powered systems where a balance between cost and performance is crucial. With its rail-to-rail input and output capabilities, low quiescent current, and wide bandwidth, the OPA314AQDBVRQ1 is ideal for automotive and industrial applications requiring robust and reliable performance.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 1.8 to 5.5 | V | ±0.9V to ±2.75V |
| Quiescent Current | 150 | µA | Typical at VCC = 5V |
| Bandwidth | 3 | MHz | - |
| Input Noise | 14 | nV/√Hz | At 1kHz |
| Input Bias Current | - | - | Supports high source impedance |
| Operating Temperature | -40 to +125 | °C | Extended industrial range |
| ESD Protection | 4 | kV | Human Body Model (HBM) |
| Package | SOT-23 | - | Single-channel variant |
Key Features
- Rail-to-rail input and output for maximum dynamic range.
- Low quiescent current of 150µA at 5V, ideal for battery-powered applications.
- Wide bandwidth of 3MHz and low noise of 14nV/√Hz at 1kHz for high-performance signal processing.
- Robust design with integrated RF and EMI filters, and high ESD protection of 4kV HBM.
- Operates from 1.8V to 5.5V, suitable for low-voltage systems.
Applications
The OPA314AQDBVRQ1 is versatile and finds use in various fields such as automotive electronics, where its robustness and low power consumption are critical. It is also employed in industrial automation for signal conditioning and sensor interfacing. Additionally, its low noise and wide bandwidth make it suitable for audio processing and portable medical devices.
Q & A
What is the operating voltage range of the OPA314AQDBVRQ1?
The OPA314AQDBVRQ1 operates from 1.8V to 5.5V.
What is the typical quiescent current at 5V?
The typical quiescent current is 150µA at 5V.
What is the bandwidth of the OPA314AQDBVRQ1?
The bandwidth is 3MHz.
What is the input noise at 1kHz?
The input noise is 14nV/√Hz at 1kHz.
What is the ESD protection level?
The ESD protection level is 4kV HBM.
What package does the OPA314AQDBVRQ1 come in?
It comes in a SOT-23 package.
What is the operating temperature range?
The operating temperature range is -40°C to +125°C.
Is the OPA314AQDBVRQ1 suitable for automotive applications?
Yes, it is designed to meet automotive standards.
Can it handle capacitive loads?
Yes, it can handle capacitive loads up to 300pF.
What are the key features of the OPA314AQDBVRQ1?
Key features include rail-to-rail input/output, low quiescent current, wide bandwidth, and robust design with integrated filters and high ESD protection.
