Overview
The THS4131IDGN is a high-performance, fully differential input/output amplifier manufactured 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 THS4131IDGN is designed to provide excellent common-mode noise rejection and low total harmonic distortion, making it suitable for a wide range of high-voltage differential signal applications. It operates over a temperature range of –40°C to +85°C and supports single supply voltages from 5 V to 30 V.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Bandwidth | 170 MHz (VCC = ±15 V, G = 1 V/V) | MHz |
| Slew Rate | 51 V/µs | V/µs |
| Gain Bandwidth Product | 215 MHz | MHz |
| Total Harmonic Distortion (THD) | –102 dBc at 2 VPP, 250 kHz | dBc |
| Voltage Noise | 1.25 nV/√Hz input-referred noise | nV/√Hz |
| 1/f Voltage Noise Corner | 350 Hz | Hz |
| Single Supply Operating Range | 5 V to 30 V | V |
| Quiescent Current (Shutdown) | 860 µA (THS4130) | µA |
| Temperature Range | –40°C to +85°C | °C |
| Package | PowerPAD™ HVSSOP-8 | |
| Pins | 8 |
Key Features
- High performance with a bandwidth of 170 MHz and a slew rate of 51 V/µs.
- Low total harmonic distortion of –102 dBc at 2 VPP, 250 kHz.
- Low voltage noise with an input-referred noise of 1.25 nV/√Hz and a 1/f voltage noise corner of 350 Hz.
- Single supply operating range from 5 V to 30 V.
- Low quiescent current in shutdown mode (860 µA for THS4130).
- Wide temperature range of –40°C to +85°C.
- Available in PowerPAD™ HVSSOP-8, SOIC-8, and VSSOP-8 packages.
- True fully differential signal path from input to output.
- High supply capability of up to ±15 V.
- Power-down mode for power saving, with the device entering a high-impedance state.
Applications
- Single-ended to differential conversion.
- Differential ADC driver.
- Differential antialiasing.
- Differential transmitter and receiver.
- Output level shifter.
- Medical ultrasound applications.
Q & A
- What is the bandwidth of the THS4131IDGN amplifier?
The bandwidth of the THS4131IDGN amplifier is 170 MHz when VCC = ±15 V and gain (G) = 1 V/V.
- What is the slew rate of the THS4131IDGN?
The slew rate of the THS4131IDGN is 51 V/µs).
- What is the total harmonic distortion (THD) of the THS4131IDGN?
The total harmonic distortion (THD) of the THS4131IDGN is –102 dBc at 2 VPP, 250 kHz).
- What is the input-referred noise of the THS4131IDGN?
The input-referred noise of the THS4131IDGN is 1.25 nV/√Hz).
- What is the operating temperature range of the THS4131IDGN?
The operating temperature range of the THS4131IDGN is –40°C to +85°C).
- What are the available packages for the THS4131IDGN?
The THS4131IDGN is available in PowerPAD™ HVSSOP-8, SOIC-8, and VSSOP-8 packages).
- Does the THS4131IDGN support single supply operation?
Yes, the THS4131IDGN supports single supply operation from 5 V to 30 V).
- How does the power-down mode work on the THS4131IDGN?
The power-down mode is activated by pulling the PD pin to VCC–, putting the device into a high-impedance state).
- What are some common applications of the THS4131IDGN?
Common applications include single-ended to differential conversion, differential ADC driver, differential antialiasing, differential transmitter and receiver, output level shifter, and medical ultrasound).
- What is the quiescent current in shutdown mode for the THS4130 (similar to THS4131IDGN)?
The quiescent current in shutdown mode for the THS4130 is 860 µA).
