Overview
The LM2904DRE4 is a dual operational amplifier (op-amp) produced by Texas Instruments. It is part of the LM2904 series, which includes next-generation versions of industry-standard op-amps. These devices are designed to provide high performance and reliability in a variety of applications, particularly those that are cost-sensitive and require robust operational characteristics.
The LM2904DRE4 is available in an 8-pin SOIC (D) package and operates over a wide temperature range from -40°C to 125°C. It is known for its wide supply voltage range, low quiescent current, and high unity-gain bandwidth, making it suitable for diverse electronic circuits.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | 3 | - | 36 | V |
| Quiescent Current per Amplifier | - | 300 | - | µA |
| Unity-Gain Bandwidth | - | 1.2 | - | MHz |
| Input Offset Voltage (Non-A Version) | - | 3 | 7 | mV |
| Input Offset Voltage (A Version) | - | 1 | 2 | mV |
| Common-Mode Input Voltage Range | 0 | - | VCC - 1.5 | V |
| Operating Temperature Range | -40 | - | 125 | °C |
| Package Type | - | SOIC (D) | - | - |
| Number of Pins | - | 8 | - | - |
Key Features
- Wide Supply Voltage Range: The LM2904DRE4 can operate from a single supply voltage of 3V to 36V or from dual supplies of ±1.5V to ±18V.
- Low Quiescent Current: The device has a quiescent current of 300µA per amplifier, which is independent of the supply voltage.
- High Unity-Gain Bandwidth: It features a unity-gain bandwidth of 1.2MHz, making it suitable for high-frequency applications.
- Common-Mode Input Voltage Range: The input common-mode voltage range includes ground, allowing for direct sensing near ground.
- Low Input Offset Voltage: The device has a low input offset voltage, with a maximum of 3mV for non-A versions and 2mV for A versions at 25°C.
- Internal RF and EMI Filter: The LM2904DRE4 includes internal RF and EMI filters, enhancing its performance in noisy environments.
- High ESD Protection: The device offers high ESD protection of up to 2kV (HBM).
- Environmentally Robust: It is designed to operate in rugged, environmentally challenging applications, with a wide operating temperature range of -40°C to 125°C.
Applications
The LM2904DRE4 is versatile and can be used in a variety of applications, including:
- Cost-Sensitive Designs: Ideal for applications where cost is a critical factor without compromising on performance.
- Automotive Systems: Suitable for automotive applications due to its robust environmental tolerance and compliance with automotive standards.
- Industrial Control Systems: Used in industrial control systems that require reliable and stable operational amplifier performance.
- Consumer Electronics: Found in various consumer electronics where high performance and low power consumption are necessary.
- Medical Devices: Can be used in medical devices that require precise and reliable signal amplification.
Q & A
- What is the supply voltage range of the LM2904DRE4?
The LM2904DRE4 can operate from a single supply voltage of 3V to 36V or from dual supplies of ±1.5V to ±18V.
- What is the quiescent current of the LM2904DRE4?
The quiescent current is 300µA per amplifier, independent of the supply voltage.
- What is the unity-gain bandwidth of the LM2904DRE4?
The unity-gain bandwidth is 1.2MHz.
- What is the common-mode input voltage range of the LM2904DRE4?
The input common-mode voltage range includes ground, allowing for direct sensing near ground.
- What is the maximum input offset voltage of the LM2904DRE4?
The maximum input offset voltage is 3mV for non-A versions and 2mV for A versions at 25°C.
- Does the LM2904DRE4 have internal RF and EMI filters?
Yes, the LM2904DRE4 includes internal RF and EMI filters.
- What is the ESD protection level of the LM2904DRE4?
The device offers high ESD protection of up to 2kV (HBM).
- What is the operating temperature range of the LM2904DRE4?
The operating temperature range is -40°C to 125°C.
- In what package is the LM2904DRE4 available?
The LM2904DRE4 is available in an 8-pin SOIC (D) package.
- Is the LM2904DRE4 suitable for automotive applications?
Yes, it is suitable for automotive applications due to its robust environmental tolerance and compliance with automotive standards.
