Overview
The THS4631DDAR is a high-speed, FET-input operational amplifier produced by Texas Instruments. It is designed for applications that require wideband operation, high input impedance, and high power supply voltages. This amplifier is capable of simultaneous wideband transimpedance gain and large output signal swing, making it suitable for a variety of high-performance applications.
Key Specifications
| Parameter | Value |
|---|---|
| Gain Bandwidth Product | 210 MHz |
| Unity Gain Bandwidth | 325 MHz |
| Slew Rate | 1000 V/μs (G = 5), 900 V/μs (G = 2) |
| Input Bias Current | 100 pA |
| Input Voltage Noise | 7 nV/√Hz |
| Input Offset Voltage | 500 µV at 25°C |
| Offset Drift | 2.5 µV/°C |
| Input Impedance | 10^9 Ω || 3.9 pF |
| Power Supply Range | ±5 V to ±15 V |
| Output Current | 95 mA |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 8-pin SOIC (D), 8-pin SOIC (DDA), MSOP (DGN) |
Key Features
- High bandwidth: 325 MHz unity gain, 210 MHz gain bandwidth product
- High slew rate: 1000 V/μs (G = 5), 900 V/μs (G = 2)
- Low distortion: -76 dB SFDR at 5 MHz
- Low input bias current: 100 pA
- Low input voltage noise: 7 nV/√Hz
- High input impedance: 10^9 Ω || 3.9 pF
- Wide power supply range: ±5 V to ±15 V
- High output current: 95 mA
Applications
- Wideband photodiode amplification
- Test and measurement systems requiring high input impedance
- ADC and DAC buffering
- High-speed integration
- Active filtering
Q & A
- What is the gain bandwidth product of the THS4631DDAR?
The gain bandwidth product of the THS4631DDAR is 210 MHz.
- What is the slew rate of the THS4631DDAR?
The slew rate of the THS4631DDAR is 1000 V/μs (G = 5) and 900 V/μs (G = 2).
- What is the input bias current of the THS4631DDAR?
The input bias current of the THS4631DDAR is 100 pA.
- What is the input voltage noise of the THS4631DDAR?
The input voltage noise of the THS4631DDAR is 7 nV/√Hz.
- What is the power supply range of the THS4631DDAR?
The power supply range of the THS4631DDAR is ±5 V to ±15 V.
- What are the typical applications of the THS4631DDAR?
The THS4631DDAR is typically used in wideband photodiode amplification, test and measurement systems, ADC and DAC buffering, high-speed integration, and active filtering.
- What is the operating temperature range of the THS4631DDAR?
The operating temperature range of the THS4631DDAR is -40°C to 85°C.
- What are the available package types for the THS4631DDAR?
The THS4631DDAR is available in 8-pin SOIC (D), 8-pin SOIC (DDA), and MSOP (DGN) packages.
- What is the maximum output current of the THS4631DDAR?
The maximum output current of the THS4631DDAR is 95 mA.
- Is the THS4631DDAR RoHS compliant?
Yes, the THS4631DDAR is RoHS compliant.
