Overview
The LM2904AVQDRG4Q1 is an automotive-grade, dual operational amplifier produced by Texas Instruments. It is part of the LM2904-Q1 series, which has been qualified for use in the automotive industry according to AEC-Q100 standards. This device is known for its high performance, reliability, and robustness, making it suitable for a wide range of applications in environmentally challenging environments.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Input Offset Voltage | ±1 mV (typical), ±2 mV (maximum) | TA = –40°C to 125°C |
| Input Offset Voltage Drift | ±7 µV/°C | TA = –40°C to 125°C |
| Common-Mode Rejection Ratio (CMRR) | 65 dB to 80 dB | VS = 5 V to maximum; VCM = 0 V |
| Input Bias Current | –20 nA to –250 nA | VO = (V–) + 1.4 V; TA = –40°C to 125°C |
| Input Offset Current | 2 nA to 50 nA | VO = (V–) + 1.4 V; TA = –40°C to 125°C |
| Open-Loop Gain | 25 V/mV to 100 V/mV | VS = 15 V; VO = (V–) + 1 V to (V–) + 11 V; RL ≥ 2 kΩ |
| Gain Bandwidth Product (GBW) | 0.7 MHz | |
| Slew Rate | 0.3 V/µs | G = +1 |
| Output Voltage Swing | VS – 1.5 V | RL ≥ 10 kΩ; VS = maximum |
| Package | SOIC (D) 8-pin | |
| Operating Temperature Range | –40°C to 125°C |
Key Features
- Unity-Gain Stability: The LM2904AVQDRG4Q1 is stable in unity-gain configurations, making it versatile for various circuit designs.
- Low Offset Voltage: Offers a low typical input offset voltage of 0.3 mV and a maximum of 2 mV, ensuring high accuracy.
- Low Quiescent Current: Features a low quiescent current of 300 µA (typical), which is beneficial for power-sensitive applications.
- High ESD Protection: Provides 2 kV HBM ESD protection, enhancing the device's robustness against electrostatic discharge.
- Integrated EMI and RF Filters: Includes built-in EMI and RF filters, making it suitable for use in noisy and environmentally challenging environments.
- Automotive Grade: Qualified to AEC-Q100 standards, ensuring reliability and performance in automotive applications.
Applications
The LM2904AVQDRG4Q1 is designed for use in a variety of automotive and industrial applications, including:
- Automotive systems: Such as engine control units, sensor interfaces, and other critical systems that require high reliability and performance.
- Industrial control systems: For applications that need robust and accurate signal processing.
- Sensor interfaces: To amplify and condition signals from various sensors.
- Audio and video equipment: Where low noise and high fidelity are essential.
Q & A
- What is the typical input offset voltage of the LM2904AVQDRG4Q1?
The typical input offset voltage is ±1 mV, with a maximum of ±2 mV at TA = –40°C to 125°C. - What is the quiescent current of the LM2904AVQDRG4Q1?
The typical quiescent current is 300 µA. - What is the gain bandwidth product (GBW) of the LM2904AVQDRG4Q1?
The GBW is 0.7 MHz. - What is the slew rate of the LM2904AVQDRG4Q1?
The slew rate is 0.3 V/µs for a gain of +1. - What kind of ESD protection does the LM2904AVQDRG4Q1 offer?
The device offers 2 kV HBM ESD protection. - What is the operating temperature range of the LM2904AVQDRG4Q1?
The operating temperature range is –40°C to 125°C. - What package types are available for the LM2904AVQDRG4Q1?
The device is available in SOIC (D) 8-pin packages. - Is the LM2904AVQDRG4Q1 automotive-grade?
Yes, it is qualified to AEC-Q100 standards for automotive use. - What are some common applications of the LM2904AVQDRG4Q1?
Common applications include automotive systems, industrial control systems, sensor interfaces, and audio/video equipment. - Does the LM2904AVQDRG4Q1 have integrated EMI and RF filters?
Yes, it includes built-in EMI and RF filters.
