Overview
The THS4131CDGNRG4 is a high-speed, low-noise, fully differential input/output amplifier produced by Texas Instruments. This device is part of the THS413x family, which is fabricated using Texas Instruments' state-of-the-art, high-voltage, complementary, bipolar process. The THS4131 is designed to provide a true, fully differential signal path from input to output, offering high supply capability of up to ±15 V. This design ensures excellent common-mode noise rejection performance and low total harmonic distortion, making it suitable for high-voltage differential signal chains without the need for additional amplifiers.
Key Specifications
| Parameter | Value |
|---|---|
| Bandwidth | 170 MHz (VCC = ±15 V, G = 1 V/V) |
| Slew Rate | 51 V/µs |
| Gain Bandwidth Product | 215 MHz |
| Total Harmonic Distortion (THD) | –102 dBc at 2 VPP, 250 kHz |
| Voltage Noise | 1.25 nV/√Hz input-referred noise |
| 1/f Voltage Noise Corner | 350 Hz |
| Single Supply Operating Range | 5 V to 30 V |
| Quiescent Current (Shutdown) | 860 µA (THS4130) |
| Temperature Range | –40°C to +85°C |
| Packages | PowerPAD™ HVSSOP-8, SOIC-8, VSSOP-8 |
Key Features
- High performance with a bandwidth of 170 MHz and a slew rate of 51 V/µs
- Low noise with 1.25 nV/√Hz input-referred noise and a 1/f voltage noise corner of 350 Hz
- Excellent common-mode noise rejection performance (95 dB at 800 kHz)
- Low total harmonic distortion (–102 dBc at 2 VPP, 250 kHz)
- Wide single supply operating range from 5 V to 30 V
- Low quiescent current in shutdown mode (860 µA for THS4130)
- Operating temperature range of –40°C to +85°C
- Available in PowerPAD™ HVSSOP-8, SOIC-8, and VSSOP-8 packages
Applications
The THS4131CDGNRG4 is suitable for various high-speed and low-noise applications, including:
- High-voltage differential signal chains
- Audio and video processing
- Medical imaging and diagnostic equipment
- Industrial control and automation systems
- High-speed data acquisition systems
Q & A
- What is the bandwidth of the THS4131CDGNRG4?
The bandwidth of the THS4131CDGNRG4 is 170 MHz when operated with VCC = ±15 V and a gain of 1 V/V.
- What is the slew rate of the THS4131CDGNRG4?
The slew rate of the THS4131CDGNRG4 is 51 V/µs.
- What is the total harmonic distortion (THD) of the THS4131CDGNRG4?
The total harmonic distortion (THD) of the THS4131CDGNRG4 is –102 dBc at 2 VPP, 250 kHz.
- What is the input-referred noise of the THS4131CDGNRG4?
The input-referred noise of the THS4131CDGNRG4 is 1.25 nV/√Hz.
- What is the operating temperature range of the THS4131CDGNRG4?
The operating temperature range of the THS4131CDGNRG4 is –40°C to +85°C.
- In what packages is the THS4131CDGNRG4 available?
The THS4131CDGNRG4 is available in PowerPAD™ HVSSOP-8, SOIC-8, and VSSOP-8 packages.
- What is the quiescent current in shutdown mode for the THS4131CDGNRG4?
The quiescent current in shutdown mode for the THS4131CDGNRG4 is 860 µA (for THS4130).
- What is the common-mode noise rejection performance of the THS4131CDGNRG4?
The common-mode noise rejection performance of the THS4131CDGNRG4 is 95 dB at 800 kHz.
- What are some typical applications of the THS4131CDGNRG4?
The THS4131CDGNRG4 is typically used in high-voltage differential signal chains, audio and video processing, medical imaging, industrial control systems, and high-speed data acquisition systems.
- How does the THS4131CDGNRG4 benefit high-voltage differential signal chains?
The THS4131CDGNRG4 benefits high-voltage differential signal chains by providing improved headroom and dynamic range without the need for additional amplifiers for each polarity of the differential signal.
