Overview
The OPA820IDBVR is a high-performance, unity-gain stable, voltage-feedback operational amplifier produced by Texas Instruments. This device is renowned for its low noise, high bandwidth, and excellent DC accuracy, making it suitable for a wide range of high-speed and low-noise applications.
The OPA820IDBVR operates with a flexible supply voltage range, from dual ±2.5 V to ±6 V and single 5 V to 12 V, and features a low supply current of 5.6 mA. It is available in both 8-pin SOIC and 5-pin SOT-23 packages, catering to various design needs including high-density portable applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Bandwidth (G = 2) | 200 | 240 | - | MHz |
| Large-Signal Bandwidth (G = 2, VO = 2 VPP) | 85 | - | - | MHz |
| Slew Rate (G = 2, 2-V step) | 180 | 240 | - | V/μs |
| Input Noise Voltage | - | 2.5 | - | nV/√Hz |
| Input Offset Voltage (25°C) | - | ±750 | - | μV |
| Input Offset Current (25°C) | - | ±400 | - | nA |
| Supply Current | - | 5.6 | - | mA |
| Output Current | - | ±110 | - | mA |
| Supply Voltage Range | - | ±2.5 V to ±6 V, 5 V to 12 V | - | V |
Key Features
- High bandwidth of up to 240 MHz at a gain of 2
- Low input noise voltage of 2.5 nV/√Hz
- High output current of ±110 mA
- Low supply current of 5.6 mA
- Flexible supply voltage range: dual ±2.5 V to ±6 V and single 5 V to 12 V
- Excellent DC accuracy with a maximum input offset voltage of ±750 μV and input offset current of ±400 nA
- Minimal input and output voltage-swing headroom, supporting more than 2-VPP output swing on a single 5-V supply
- Low thermal impedance in SOT package
- Full specification over both commercial and industrial temperature ranges
Applications
- Low-cost video line drivers
- ADC preamplifiers
- Active filters
- Low-noise integrators
- Portable test equipment
- Optical channel amplifiers
- Low-power, baseband amplifiers
- CCD imaging channel amplifiers
- Upgrades for OPA650 and OPA620
Q & A
- What is the bandwidth of the OPA820IDBVR at a gain of 2?
The bandwidth of the OPA820IDBVR at a gain of 2 is up to 240 MHz.
- What is the input noise voltage of the OPA820IDBVR?
The input noise voltage of the OPA820IDBVR is 2.5 nV/√Hz.
- What is the maximum output current of the OPA820IDBVR?
The maximum output current of the OPA820IDBVR is ±110 mA.
- What is the supply current of the OPA820IDBVR?
The supply current of the OPA820IDBVR is 5.6 mA.
- What are the available supply voltage ranges for the OPA820IDBVR?
The OPA820IDBVR can operate with supply voltages ranging from dual ±2.5 V to ±6 V and single 5 V to 12 V.
- What is the maximum input offset voltage of the OPA820IDBVR at 25°C?
The maximum input offset voltage of the OPA820IDBVR at 25°C is ±750 μV.
- What are some common applications of the OPA820IDBVR?
The OPA820IDBVR is commonly used in low-cost video line drivers, ADC preamplifiers, active filters, low-noise integrators, portable test equipment, optical channel amplifiers, low-power baseband amplifiers, and CCD imaging channel amplifiers.
- What package options are available for the OPA820IDBVR?
The OPA820IDBVR is available in both 8-pin SOIC and 5-pin SOT-23 packages.
- Does the OPA820IDBVR have full specification over both commercial and industrial temperature ranges?
Yes, the OPA820IDBVR has full specification over both commercial and industrial temperature ranges.
- What is the slew rate of the OPA820IDBVR at a gain of 2?
The slew rate of the OPA820IDBVR at a gain of 2 is up to 240 V/μs.
