Overview
The OPA847IDBVR, produced by Texas Instruments, is a wideband, ultra-low noise, voltage feedback operational amplifier. It is packaged in a SOT-23 (DBV) package with 6 pins. This amplifier combines very high gain bandwidth and large signal performance with an ultra-low input noise voltage of 0.85nV/√Hz, making it ideal for various high-performance applications. The OPA847IDBVR operates with a low supply current of 18.1mA and features an optional power shutdown pin that significantly reduces power consumption when not in use.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Gain Bandwidth Product | 3.9 GHz | |
| Input Voltage Noise | 0.85 nV/√Hz | |
| Distortion (5 MHz) | 105 dBc | |
| Slew Rate | 950 V/µs | |
| Input Offset Voltage | ±0.1 mV | |
| Supply Current | 18.1 mA | |
| Shutdown Power | 2 mW | |
| Stable Gain Range | ≥ +12 V/V | |
| Operating Temperature Range | –40°C to +85°C | |
| Package Type | SOT-23 (DBV) 6-pin |
Key Features
- High gain bandwidth product of 3.9 GHz
- Ultra-low input voltage noise of 0.85 nV/√Hz
- Very low distortion of 105 dBc at 5 MHz
- High slew rate of 950 V/µs
- Low supply current of 18.1 mA
- Low shutdown power of 2 mW
- Stable for gains ≥ +12 V/V
- Optional power shutdown pin for power saving
Applications
- High dynamic range ADC preamps
- Low noise, wideband transimpedance amplifiers
- Wideband, high gain amplifiers
- Low noise differential receivers
- Ultrasound channel amplifiers
- Differential Analog-to-Digital Converter (ADC) interface applications
Q & A
- What is the gain bandwidth product of the OPA847IDBVR?
The gain bandwidth product of the OPA847IDBVR is 3.9 GHz.
- What is the input voltage noise of the OPA847IDBVR?
The input voltage noise of the OPA847IDBVR is 0.85 nV/√Hz.
- What is the slew rate of the OPA847IDBVR?
The slew rate of the OPA847IDBVR is 950 V/µs.
- What is the supply current of the OPA847IDBVR?
The supply current of the OPA847IDBVR is 18.1 mA.
- Does the OPA847IDBVR have a power shutdown feature?
- What are the stable gain ranges for the OPA847IDBVR?
The OPA847IDBVR is stable for gains ≥ +12 V/V.
- What are some typical applications of the OPA847IDBVR?
Typical applications include high dynamic range ADC preamps, low noise wideband transimpedance amplifiers, wideband high gain amplifiers, low noise differential receivers, and ultrasound channel amplifiers.
- What is the operating temperature range of the OPA847IDBVR?
The operating temperature range of the OPA847IDBVR is –40°C to +85°C.
- In what package is the OPA847IDBVR available?
The OPA847IDBVR is available in a SOT-23 (DBV) 6-pin package.
- How does the OPA847IDBVR perform in terms of distortion?
The OPA847IDBVR has very low distortion, with a specification of 105 dBc at 5 MHz.
