Overview
The THS4031IDGNR is a high-speed, low-noise operational amplifier produced by Texas Instruments. This device is part of the THS403x series, which includes the THS4031 and THS4032 models. The THS4031IDGNR is particularly notable for its ultra-low voltage noise and high-speed performance, making it an excellent choice for applications requiring low noise and high bandwidth.
The amplifier operates over a wide range of supply voltages from ±4.5V to ±16V, making it versatile for various system designs. It features offset nulling pins, which allow for precise adjustment of the input offset voltage. The device is unity-gain stable and offers a high drive capability of 200mA per channel, while consuming a relatively low supply current of 7.5mA per channel.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Bandwidth (G = 2, –3dB) | 100 | MHz |
| Slew Rate | 100 | V/μs |
| Input Referred Voltage Noise | 1.2 | nV/√Hz |
| Total Harmonic Distortion (THD) at 1MHz, RL = 1kΩ | –96 | dBc |
| Input Offset Voltage | 0.3 | mV |
| Output Current Drive | 200 | mA |
| Supply Current per Channel | 7.5 | mA |
| Supply Voltage Range | ±4.5V to ±16V | V |
| Package Type | HVSSOP | |
| Number of Channels | 1 |
Key Features
- Ultra-low 1.2nV/√Hz voltage noise for high signal integrity.
- High speed with 100MHz bandwidth and 100V/μs slew rate.
- Very low distortion with THD of –96dBc at 1MHz and RL = 1kΩ.
- Low input offset voltage of 0.3mV (typical).
- High drive capability of 200mA per channel.
- Operation from ±4.5V to ±16V supply voltage range.
- Offset nulling pins for precise adjustment of input offset voltage.
- Unity-gain stable with 120MHz bandwidth.
Applications
- Low-noise, wide-band amplifiers for industrial applications.
- Voltage-controlled oscillators.
- Active filters.
- Video amplifiers.
- Cable drivers.
- Ultrasound scanners.
- Vector signal transceivers (VST).
- Data acquisition (DAQ) systems.
Q & A
- What is the typical bandwidth of the THS4031IDGNR?
The typical bandwidth of the THS4031IDGNR is 100MHz at a gain of 2.
- What is the slew rate of the THS4031IDGNR?
The slew rate of the THS4031IDGNR is 100V/μs.
- What is the input referred voltage noise of the THS4031IDGNR?
The input referred voltage noise of the THS4031IDGNR is 1.2nV/√Hz).
- What is the total harmonic distortion (THD) of the THS4031IDGNR at 1MHz and RL = 1kΩ?
The THD at 1MHz and RL = 1kΩ is –96dBc).
- What is the typical input offset voltage of the THS4031IDGNR?
The typical input offset voltage is 0.3mV).
- What is the output current drive capability of the THS4031IDGNR?
The output current drive capability is 200mA per channel).
- What is the supply current per channel for the THS4031IDGNR?
The supply current per channel is typically 7.5mA).
- What is the supply voltage range for the THS4031IDGNR?
The supply voltage range is from ±4.5V to ±16V).
- What package type is the THS4031IDGNR available in?
The THS4031IDGNR is available in the HVSSOP package type).
- What are some common applications of the THS4031IDGNR?
Common applications include low-noise, wide-band amplifiers, voltage-controlled oscillators, active filters, video amplifiers, cable drivers, ultrasound scanners, vector signal transceivers, and data acquisition systems).
