Overview
The AD780BRZ-REEL7 is a high-precision, low-noise voltage reference from Analog Devices Inc., part of their Power Management (PMIC) portfolio. This component is supplied in a surface mount 8-SOIC package and is designed for precision data systems, ensuring high accuracy and stability. It is particularly suited for applications requiring precise voltage references, such as high-resolution analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
Key Specifications
| Parameter | Value |
|---|---|
| Voltage Output | ±2.5V, ±3V (pin programmable) |
| Output Current | 10 mA |
| Tolerance | ±0.04%, ±0.03% |
| Temperature Coefficient | 3 ppm/°C |
| Noise | 4 µVp-p (0.1 Hz to 10 Hz) |
| Input Voltage Range | 4 V to 36 V |
| Supply Current | 1 mA |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 8-Lead SOIC-N |
Key Features
- Dual Output Voltage: Pin programmable 2.5V or 3.0V output.
- Ultra-Low Noise: 4 µVp-p (0.1 Hz to 10 Hz) and 100 nV/√Hz wideband spectral noise density.
- High Precision: Initial accuracy of ±1 mV and temperature coefficient of 3 ppm/°C.
- Low Quiescent Current: 1 mA maximum supply current.
- Output Trim Capability: Optional fine-trim connection for higher accuracy.
- Series or Shunt Mode Operation: Allows positive or negative output voltages without external components.
- Temperature Output Pin: Provides an output voltage that varies linearly with temperature.
Applications
The AD780BRZ-REEL7 is ideal for various high-precision applications, including:
- Precision Data Systems: Enhances the performance of high-resolution ADCs and DACs.
- A/D Converters and Digital Voltmeters: Provides stable and accurate voltage references.
- High Precision Instrumentation: Suitable for any general-purpose precision reference application.
Q & A
- What are the output voltage options for the AD780BRZ-REEL7?
The AD780BRZ-REEL7 offers pin-programmable 2.5V or 3.0V output voltages.
- What is the noise performance of the AD780BRZ-REEL7?
The noise performance is 4 µVp-p (0.1 Hz to 10 Hz) and 100 nV/√Hz wideband spectral noise density.
- What is the operating temperature range of the AD780BRZ-REEL7?
The operating temperature range is -40°C to 85°C.
- What is the maximum output current of the AD780BRZ-REEL7?
The maximum output current is 10 mA.
- Can the AD780BRZ-REEL7 be used in series or shunt mode?
Yes, it can be used in both series and shunt mode, allowing positive or negative output voltages without external components.
- What is the input voltage range for the AD780BRZ-REEL7?
The input voltage range is 4 V to 36 V.
- Is the AD780BRZ-REEL7 suitable for automotive applications?
No, it is not specified for automotive use.
- What is the package type of the AD780BRZ-REEL7?
The package type is 8-Lead SOIC-N.
- Does the AD780BRZ-REEL7 have any special safety features?
Yes, it includes patented or proprietary protection circuitry and is safe for indefinite short to ground and momentary short to VIN.
- Is the AD780BRZ-REEL7 currently in production?
Yes, the product is currently active with no indication of near discontinuation.
