Overview
The OPA2237EA/250 is a precision operational amplifier (op-amp) manufactured by Texas Instruments. This dual-channel op-amp is designed for applications requiring high accuracy, low noise, and low power consumption. It is part of Texas Instruments' extensive portfolio of analog components, targeting industries such as industrial automation, medical devices, and consumer electronics. The OPA2237EA/250 stands out for its excellent DC precision, low offset voltage, and low input bias current, making it ideal for sensitive measurement and signal conditioning tasks.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Channels | 2 | - | Dual-channel op-amp |
| Supply Voltage | 2.7 to 5.5 | V | Wide operating range |
| Input Offset Voltage | 150 | µV | Max |
| Input Bias Current | 0.2 | pA | Typical |
| Gain Bandwidth Product | 1 | MHz | Typical |
| Slew Rate | 0.5 | V/µs | Typical |
| Operating Temperature Range | -40 to 125 | °C | Industrial-grade |
| Package | SOIC-8 | - | Surface mount |
Key Features
- High precision with low offset voltage and low input bias current.
- Low power consumption, ideal for battery-powered applications.
- Wide supply voltage range for versatile use.
- Stable operation across a wide temperature range.
- Compact SOIC-8 package for space-constrained designs.
Applications
The OPA2237EA/250 is widely used in precision measurement systems, sensor signal conditioning, and low-power analog circuits. Its high accuracy and low noise make it suitable for medical instrumentation, such as ECG amplifiers and blood glucose monitors. In industrial automation, it is used in process control and data acquisition systems. Additionally, its low power consumption makes it a preferred choice for portable consumer electronics, including wearables and IoT devices.
Q & A
1. What is the typical input bias current of the OPA2237EA/250?
The typical input bias current is 0.2 pA.
2. What is the operating temperature range of this op-amp?
It operates from -40°C to 125°C.
3. Is the OPA2237EA/250 suitable for battery-powered devices?
Yes, its low power consumption makes it ideal for battery-powered applications.
4. What is the maximum input offset voltage?
The maximum input offset voltage is 150 µV.
5. What package does the OPA2237EA/250 come in?
It is available in an SOIC-8 package.
6. Can this op-amp be used in medical devices?
Yes, its precision and low noise make it suitable for medical instrumentation.
7. What is the gain bandwidth product of the OPA2237EA/250?
The gain bandwidth product is typically 1 MHz.
8. Is the OPA2237EA/250 suitable for industrial applications?
Yes, it is designed for industrial-grade performance.
9. What is the slew rate of this op-amp?
The typical slew rate is 0.5 V/µs.
10. Does the OPA2237EA/250 support rail-to-rail operation?
No, it does not support rail-to-rail input or output operation.
