Overview
The TLC2274QDRQ1 is a high-performance, quad-channel operational amplifier manufactured by Texas Instruments. Designed for automotive and industrial applications, this device is part of the LinCMOS™ family, offering rail-to-rail output performance and low noise characteristics. Its robust design ensures reliable operation in harsh environments, making it suitable for a wide range of precision analog applications. The TLC2274QDRQ1 is particularly valued for its low input bias current, high gain bandwidth, and excellent noise performance, which are critical for sensor interfacing and signal conditioning tasks.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Amplifier Type | General Purpose | - | - |
| Number of Circuits | 4 | - | - |
| Output Type | Rail-to-Rail | - | - |
| Slew Rate | 3.6 | V/µs | - |
| Gain Bandwidth Product | 2.25 | MHz | - |
| Input Bias Current | 1 | pA | Typical |
| Input Offset Voltage | 300 | µV | - |
| Supply Current | 4.8 | mA | - |
| Output Current per Channel | 50 | mA | - |
| Supply Voltage Range | 4.4 to 16 | V | Single Supply |
| Operating Temperature Range | -40 to +125 | °C | - |
| Package | 14-SOIC | - | 3.90mm Width |
Key Features
- Rail-to-rail output for increased dynamic range in single or split supply applications.
- Low noise performance: 9 nV/√Hz at 1 kHz.
- Low input bias current: 1 pA typical.
- High gain bandwidth product: 2.25 MHz.
- High slew rate: 3.6 V/µs.
- Designed for automotive applications with AEC-Q100 qualification.
Applications
The TLC2274QDRQ1 is widely used in automotive systems such as transmission control, body control modules, and sensor interfaces. Its precision and reliability also make it suitable for industrial automation, consumer electronics, and medical devices. In automotive applications, it is often used in gearbox control, electric power steering, and engine control units. Its low noise and high input impedance make it ideal for interfacing with sensors and signal conditioning circuits.
Q & A
1. What is the operating temperature range of the TLC2274QDRQ1?
The operating temperature range is -40°C to +125°C.
2. What is the typical input bias current?
The typical input bias current is 1 pA.
3. Is the TLC2274QDRQ1 suitable for automotive applications?
Yes, it is AEC-Q100 qualified, making it suitable for automotive applications.
4. What is the supply voltage range for single supply operation?
The supply voltage range is 4.4 V to 16 V.
5. What is the gain bandwidth product of this amplifier?
The gain bandwidth product is 2.25 MHz.
6. Does the TLC2274QDRQ1 have rail-to-rail output?
Yes, it features rail-to-rail output performance.
7. What is the slew rate of the TLC2274QDRQ1?
The slew rate is 3.6 V/µs.
8. What is the package type of the TLC2274QDRQ1?
It comes in a 14-SOIC package.
9. Can this amplifier be used in industrial automation?
Yes, its precision and reliability make it suitable for industrial automation.
10. What is the maximum output current per channel?
The maximum output current per channel is 50 mA.
