Overview
The LM2904DR is a dual operational amplifier (op-amp) manufactured 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 due to its low offset voltage, common-mode input range to ground, and high differential input voltage capability. The LM2904DR is available in a compact 8-pin SOIC package, making it ideal for space-constrained applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | SOIC-8 | - |
| Number of Amplifiers | 2 | - |
| Supply Voltage Range | ±1.5V to ±13V (or 3V to 36V for B, BA versions) | V |
| Operating Temperature Range | -40°C to 125°C | °C |
| Unity-Gain Bandwidth | 1.2 MHz (B, BA versions) | MHz |
| Slew Rate | 0.3 V/µs | V/µs |
| Quiescent Current per Amplifier | 300 µA (typical) | µA |
| Input Offset Voltage | 2mV (BA version), 3mV (A, B versions) at 25°C | mV |
| Common-Mode Input Voltage Range | Includes ground | - |
| ESD Protection | 2 kV (HBM) | kV |
| RoHS Compliance | Yes | - |
Key Features
- Wide supply voltage range of 3V to 36V (B, BA versions) and ±1.5V to ±13V.
- Low quiescent current of 300 µA per amplifier (typical).
- Unity-gain bandwidth of 1.2 MHz (B, BA versions).
- Common-mode input voltage range includes ground, enabling direct sensing near ground.
- Low input offset voltage: 2mV (BA version), 3mV (A, B versions) at 25°C.
- Internal RF and EMI filter (B, BA versions).
- High ESD protection of 2 kV (HBM).
- Compact 8-pin SOIC package, suitable for space-constrained applications.
Applications
- Energy and Power Systems: Control systems for power distribution, sensor signal conditioning.
- Renewable Energy: Solar power inverters, wind turbine control systems, monitoring and control purposes.
- Automotive: Sensor interfaces, battery management systems, diagnostic equipment.
- Consumer Electronics: Audio devices for signal processing, smart home technologies for temperature, light, or motion detection.
- Industrial Automation: Motor control systems, power supplies, and mobile chargers.
Q & A
- What is the package type of the LM2904DR?
The LM2904DR is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package.
- What is the operating temperature range of the LM2904DR?
The operating temperature range is from -40°C to 125°C.
- What is the supply voltage range for the LM2904DR?
The supply voltage range is ±1.5V to ±13V (or 3V to 36V for B, BA versions).
- What is the unity-gain bandwidth of the LM2904DR?
The unity-gain bandwidth is 1.2 MHz (B, BA versions).
- What is the slew rate of the LM2904DR?
The slew rate is 0.3 V/µs.
- Is the LM2904DR RoHS compliant?
Yes, the LM2904DR is RoHS compliant.
- What are some common applications of the LM2904DR?
Common applications include energy and power systems, renewable energy, automotive, and consumer electronics.
- What is the quiescent current per amplifier for the LM2904DR?
The quiescent current per amplifier is 300 µA (typical).
- Does the LM2904DR have internal RF and EMI filters?
Yes, the B and BA versions of the LM2904DR have internal RF and EMI filters.
- What is the input offset voltage of the LM2904DR?
The input offset voltage is 2mV (BA version) and 3mV (A, B versions) at 25°C.
