Overview
The THS4011IDG4 is a high-speed, low-distortion voltage-feedback amplifier produced by Texas Instruments. This device is part of the THS4011 series and is known for its exceptional ac performance, making it ideal for a wide range of applications requiring high bandwidth, fast slew rate, and low distortion.
The THS4011IDG4 is available in various packages, including the SOIC-8 package, and is configured in a voltage feedback architecture using a 30-V, dielectrically isolated, complementary bipolar process. This results in an amplifier with a wide bandwidth, high slew rate, fast settling time, and low distortion.
Key Specifications
| Parameter | Unit | Typical Value | Minimum Value | Maximum Value |
|---|---|---|---|---|
| Unity-Gain Bandwidth (–3 dB) | MHz | 290 | - | - |
| Slew Rate | V/ms | 310 | - | - |
| Settling Time (0.1%) | ns | 37 | - | - |
| Total Harmonic Distortion (THD) | dBc | -80 | - | - |
| Output Current Drive | mA | 110 | 70 | 115 |
| Voltage Noise | nV/√Hz | 7.5 | - | - |
| Supply Voltage (Dual Supply) | V | ±15 | ±4.5 | ±16.5 |
| Supply Current (each amplifier) | mA | 7.8 | 6.9 | 9.5 |
| Operating Free-Air Temperature Range | °C | - | -40 | 85 |
Key Features
- High Speed: 290-MHz bandwidth, 310-V/ms slew rate, and 37-ns settling time (0.1%).
- Low Distortion: Total harmonic distortion (THD) of –80 dBc at f = 1 MHz.
- Excellent Video Performance: 70-MHz bandwidth (0.1 dB, G = 1), 0.006% differential gain error, and 0.01° differential phase error.
- High Output Drive Capability: 110 mA typical output current drive.
- Low Voltage Noise: 7.5 nV/√Hz.
- Flexible Supply Voltage: ±5 V to ±15 V dual supply or 9 V to 33 V single supply.
- Available in Various Packages: Standard SOIC, MSOP PowerPAD™, JG, or FK packages.
Applications
- Video Amplification: Ideal for video applications due to its 0.1-dB gain flatness to 70 MHz, low differential gain error, and low differential phase error.
- High-Speed Data Acquisition: Suitable for high-speed data acquisition systems requiring fast settling times and low distortion.
- Medical Imaging: Used in medical imaging equipment where high bandwidth and low noise are critical.
- Aerospace and Defense: Applied in various aerospace and defense applications requiring high-performance amplifiers.
- Test and Measurement Equipment: Utilized in test and measurement instruments that demand high-speed and low-distortion amplification.
Q & A
- What is the unity-gain bandwidth of the THS4011IDG4?
The unity-gain bandwidth of the THS4011IDG4 is 290 MHz.
- What is the slew rate of the THS4011IDG4?
The slew rate of the THS4011IDG4 is 310 V/ms.
- What is the settling time of the THS4011IDG4?
The settling time of the THS4011IDG4 is 37 ns (0.1%).
- What is the total harmonic distortion (THD) of the THS4011IDG4?
The THD of the THS4011IDG4 is –80 dBc at f = 1 MHz.
- What is the output current drive capability of the THS4011IDG4?
The output current drive capability of the THS4011IDG4 is typically 110 mA.
- What are the supply voltage options for the THS4011IDG4?
The THS4011IDG4 can operate with ±5 V to ±15 V dual supply or 9 V to 33 V single supply.
- In what packages is the THS4011IDG4 available?
The THS4011IDG4 is available in standard SOIC, MSOP PowerPAD™, JG, or FK packages.
- What are some typical applications of the THS4011IDG4?
The THS4011IDG4 is typically used in video amplification, high-speed data acquisition, medical imaging, aerospace and defense, and test and measurement equipment.
- What is the operating free-air temperature range of the THS4011IDG4?
The operating free-air temperature range of the THS4011IDG4 is –40°C to 85°C.
- What is the power-supply rejection ratio (PSRR) of the THS4011IDG4?
The PSRR of the THS4011IDG4 is typically 75 dB to 83 dB.
