Overview
The LM2904VNG is a dual operational amplifier produced by onsemi, designed for a wide range of applications requiring high performance and reliability. This device is part of the LM2904 series, which is known for its internal frequency compensation, large DC voltage gain, and wide bandwidth. The LM2904VNG is particularly suited for use in single-supply voltage systems and can operate directly from a standard 5-V supply, making it versatile for various electronic circuits.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage (TA = 25°C) | VIO | - | 2.0 | 7.0 | mV |
| Input Offset Voltage (Tmin ≤ Tamb ≤ Tmax) | VIO | - | - | 10 | mV |
| Input Offset Voltage Drift | ΔVio/ΔT | - | 7 | 30 | µV/°C |
| Input Offset Current (TA = 25°C) | Iio | - | 2 | 30 | nA |
| Supply Current (VCC = 5 V, VO = 0 V, RL = ∞) | ICC | 0.7 | 1.2 | mA | |
| High-Level Output Voltage (VCC = 30 V, RL = 10 kΩ) | VOH | 27 | 28 | - | V |
| Low-Level Output Voltage (VCC = 5 V, RL = 10 kΩ) | VOL | 5 | 20 | mV | |
| Slew Rate (VCC = 15 V, Vin = 0.5 to 3 V, RL = 2 kΩ, CL = 100 pF) | SR | 0.3 | 0.6 | V/µs | |
| Operating Ambient Temperature Range | TA | -40 | - | 125 | °C |
Key Features
- Internal Frequency Compensation: The LM2904VNG has internal frequency compensation, which simplifies circuit design and ensures stable operation.
- Large DC Voltage Gain: With a DC voltage gain of 100 dB, this operational amplifier provides high gain for various applications.
- Wide Bandwidth: The device features a wide bandwidth of 1.1 MHz at unity gain, making it suitable for high-frequency applications.
- Single-Supply Operation: The LM2904VNG can operate from a single supply voltage, making it ideal for systems where dual supplies are not available.
- Short Circuit Protected Outputs: The outputs are protected against short circuits to ground, enhancing the device's reliability.
- True Differential Input Stage: The device features a true differential input stage, which improves noise rejection and input common-mode range.
- Low Supply-Current Drain: The device has a low supply-current drain, independent of the supply voltage, which is beneficial for power-efficient designs.
Applications
- Transducer Amplifiers: The LM2904VNG is suitable for amplifying signals from transducers in various measurement systems.
- DC Amplification Blocks: It can be used in dc amplification blocks where high gain and stability are required.
- Interface Electronics: The device is useful in providing the necessary interface electronics between digital and analog systems.
- Automotive Systems: The NCV2904 variant, which is similar to the LM2904VNG, is qualified for automotive use, making it suitable for automotive applications.
- General Operational Amplifier Circuits: It can be used in all conventional operational amplifier circuits, especially those requiring single-supply voltage operation.
Q & A
- What is the typical input offset voltage of the LM2904VNG at 25°C?
The typical input offset voltage is 2.0 mV to 7.0 mV.
- What is the operating ambient temperature range for the LM2904VNG?
The operating ambient temperature range is -40°C to 125°C.
- Can the LM2904VNG operate from a single supply voltage?
Yes, the LM2904VNG can operate from a single supply voltage, making it suitable for systems where dual supplies are not available.
- What is the slew rate of the LM2904VNG at unity gain?
The slew rate is typically 0.3 V/µs to 0.6 V/µs.
- Is the LM2904VNG protected against short circuits?
Yes, the outputs of the LM2904VNG are protected against short circuits to ground.
- What is the maximum power supply voltage for the LM2904VNG?
The maximum power supply voltage is 32 V.
- What is the input common-mode voltage range for the LM2904VNG?
The input common-mode voltage range is from -0.3 V to VCC - 1.7 V.
- Can the LM2904VNG be used in automotive applications?
The NCV2904 variant, which is similar to the LM2904VNG, is qualified for automotive use.
- What is the typical supply current of the LM2904VNG?
The typical supply current is 0.7 mA to 1.2 mA.
- What is the gain bandwidth product of the LM2904VNG?
The gain bandwidth product is typically around 1.1 MHz at unity gain.
