Overview
The OPA846IDR from Texas Instruments is a high-performance, wideband, low-noise voltage-feedback operational amplifier. It combines very high gain bandwidth and large signal performance with very low input voltage noise, making it ideal for a variety of high-speed applications. The amplifier features a classical differential input stage, two stages of forward gain, and a high power output stage, ensuring excellent DC accuracy and output drive. With a supply current of 12.6mA, it is optimized for low power consumption while maintaining exceptional performance over a wide temperature range.
Key Specifications
| Parameter | Value |
|---|---|
| Gain Bandwidth Product | 1.75 GHz |
| Input Voltage Noise | 0.85 nV/√Hz |
| Supply Current | 12.6 mA at +25°C |
| Minimum Stable Gain | +7 |
| Package Types | SO-8, SOT23-5 |
| Operating Temperature Range | –40°C to +85°C |
| Slew Rate | 625 V/μs |
Key Features
- High gain bandwidth product of 1.75 GHz
- Low input voltage noise of 0.85 nV/√Hz
- Low supply current of 12.6 mA
- Stable down to a gain of +7
- Excellent DC accuracy and output drive
- Optimized for flat response at a gain of +10
- External compensation technique for improved frequency response
- Ideal for wideband transimpedance stages and A/D converter input drivers
Applications
- Wideband transimpedance stages
- Analog-to-Digital (A/D) converter input drivers
- High-speed data acquisition systems
- Medical imaging equipment
- High-frequency signal processing
- Telecommunications and networking equipment
Q & A
- What is the gain bandwidth product of the OPA846IDR?
The gain bandwidth product of the OPA846IDR is 1.75 GHz. - What is the input voltage noise of the OPA846IDR?
The input voltage noise of the OPA846IDR is 0.85 nV/√Hz. - What is the minimum stable gain for the OPA846IDR?
The minimum stable gain for the OPA846IDR is +7. - What are the package types available for the OPA846IDR?
The OPA846IDR is available in SO-8 and SOT23-5 packages. - What is the operating temperature range of the OPA846IDR?
The operating temperature range of the OPA846IDR is –40°C to +85°C. - What is the slew rate of the OPA846IDR?
The slew rate of the OPA846IDR is 625 V/μs. - Is the OPA846IDR suitable for high-speed applications?
Yes, the OPA846IDR is highly suitable for high-speed applications due to its high gain bandwidth product and low noise characteristics. - Can the OPA846IDR be used in A/D converter input drivers?
Yes, the OPA846IDR is optimized for use in A/D converter input drivers due to its exceptional distortion performance and flat frequency response. - What is the supply current of the OPA846IDR?
The supply current of the OPA846IDR is 12.6 mA at +25°C. - Does the OPA846IDR support external compensation for improved frequency response?
Yes, the OPA846IDR supports an external compensation technique to achieve a very flat frequency response below the minimum stable gain.
