Overview
The LM2904AVQDRG4 is a dual operational amplifier (op amp) produced by Texas Instruments. It is part of the next-generation versions of the industry-standard operational amplifiers, offering enhanced features and performance. This device is particularly suited for cost-sensitive applications, providing high value with its robust and versatile design.
The LM2904AVQDRG4 includes two high-voltage op amps, each capable of operating within a wide supply range of 3V to 36V. These amplifiers are known for their low offset voltage, common-mode input range to ground, and high differential input voltage capability, making them ideal for a variety of applications.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Supply Voltage Range | 3V to 36V | B, BA versions |
| Quiescent Current | 300µA/ch (typical) | B, BA versions |
| Unity-Gain Bandwidth | 1.2MHz (B, BA versions) | |
| Input Offset Voltage | 2mV (BA version), 3mV (A, B versions) at 25°C | |
| Common-Mode Input Voltage Range | Includes ground, (V–) < VCM < (V+) – 1.5V | VS = 3V to 36V |
| Differential Input Voltage | –26V to 26V | |
| Input Bias Current | 10nA to 35nA | TA = –40°C to 125°C |
| Common-Mode Rejection Ratio (CMRR) | 80dB to 103dB | (V–) < VCM < (V+) – 1.5V |
| Operating Temperature Range | –40°C to 125°C | |
| Package Type | SOIC (D), 8 pins |
Key Features
- Wide supply range of 3V to 36V, making it versatile for various applications.
- Low quiescent current of 300µA per amplifier, reducing power consumption.
- Unity-gain bandwidth of 1.2MHz, ensuring high-frequency performance.
- Common-mode input voltage range includes ground, enabling direct sensing near ground.
- Low input offset voltage, with a maximum of 2mV for BA versions and 3mV for A and B versions at 25°C.
- Internal RF and EMI filters, enhancing noise immunity and robustness in environmentally challenging applications.
- High ESD protection of 2kV (HBM), ensuring durability against electrostatic discharge.
- Available in various package types, including SOIC, TSSOP, VSSOP, and micro-sized packages like TSOT-8 and WSON.
Applications
The LM2904AVQDRG4 is suitable for a wide range of applications due to its robust design and versatile features. Some key applications include:
- Cost-sensitive industrial and commercial systems where low power consumption and high reliability are crucial.
- Automotive systems, given its wide operating temperature range and high ESD protection.
- Medical devices, where precision and stability are essential.
- Aerospace and defense applications, benefiting from its compliance with MIL-PRF-38535 standards.
- Consumer electronics, such as audio equipment and sensors, where low noise and high input range are necessary.
Q & A
- What is the supply voltage range of the LM2904AVQDRG4?
The supply voltage range is from 3V to 36V for B and BA versions.
- What is the typical quiescent current per amplifier?
The typical quiescent current per amplifier is 300µA.
- What is the unity-gain bandwidth of the LM2904AVQDRG4?
The unity-gain bandwidth is 1.2MHz for B and BA versions.
- What is the maximum input offset voltage at 25°C?
The maximum input offset voltage is 2mV for BA versions and 3mV for A and B versions at 25°C.
- Does the LM2904AVQDRG4 have built-in EMI and RF filters?
Yes, it includes internal RF and EMI filters to enhance noise immunity.
- What is the ESD protection rating of the LM2904AVQDRG4?
The ESD protection rating is 2kV (HBM).
- In what temperature range can the LM2904AVQDRG4 operate?
The operating temperature range is from –40°C to 125°C.
- What are the available package types for the LM2904AVQDRG4?
It is available in SOIC, TSSOP, VSSOP, and micro-sized packages like TSOT-8 and WSON.
- Is the LM2904AVQDRG4 compliant with any military standards?
Yes, it is compliant with MIL-PRF-38535 standards on certain products.
- What are some common applications of the LM2904AVQDRG4?
Common applications include industrial, automotive, medical devices, aerospace, and consumer electronics.
