Overview
The TLC4502QDR, produced by Texas Instruments, is a high-precision CMOS single supply rail-to-rail operational amplifier. It is part of the TLC4501 and TLC4502 series, known for their exceptional precision and advanced self-calibrating technology. The amplifier features a typical input offset voltage of 10 uV and a maximum of 40 uV, making it ideal for applications requiring high accuracy and stability.
Key Specifications
| Parameter | Value |
|---|---|
| Input Offset Voltage | 10 uV (typ), 40 uV (max) |
| Input Offset Voltage Drift | 1 uV/°C |
| Input Bias Current | 1 pA |
| Open Loop Gain | 120 dB |
| Gain Bandwidth Product | 4.7 MHz |
| Slew Rate | 2.5 V/us |
| Output Drive Capability | ±50 mA |
| Calibration Time | 300 ms |
| Operating Temperature Range | -40°C to 125°C |
| Package Type | SOIC (D), 8 pins |
Key Features
- Self-calibrates input offset voltage to less than 40 uV within the first 300 ms of operation.
- Rail-to-rail output voltage swing.
- Stable driving of 1000 pF capacitive loads.
- High output drive capability of ±50 mA.
- Low input bias current of 1 pA.
- Characterized from -55°C to 125°C.
- Available in Q-Temp Automotive and HighRel Automotive Applications.
- Qualification to Automotive Standards.
Applications
The TLC4502QDR is suitable for various applications that require high precision and stability, including:
- Data acquisition systems.
- Measurement equipment.
- Industrial control applications.
- Portable digital scales.
Q & A
- What is the typical input offset voltage of the TLC4502QDR?
The typical input offset voltage is 10 uV. - What is the maximum input offset voltage of the TLC4502QDR?
The maximum input offset voltage is 40 uV. - How long does the self-calibration process take for the TLC4502QDR?
The self-calibration process takes 300 ms. - What is the gain bandwidth product of the TLC4502QDR?
The gain bandwidth product is 4.7 MHz. - What is the slew rate of the TLC4502QDR?
The slew rate is 2.5 V/us. - What is the output drive capability of the TLC4502QDR?
The output drive capability is ±50 mA. - What types of applications is the TLC4502QDR suitable for?
The TLC4502QDR is suitable for data acquisition systems, measurement equipment, industrial control applications, and portable digital scales. - What is the operating temperature range of the TLC4502QDR?
The operating temperature range is -40°C to 125°C. - What package type is the TLC4502QDR available in?
The TLC4502QDR is available in an 8-pin SOIC (D) package. - Does the TLC4502QDR meet automotive standards?
Yes, the TLC4502QDR is qualified to automotive standards and available in Q-Temp Automotive and HighRel Automotive Applications.
