Overview
The ADR291FRZ-REEL7 is a precision voltage reference IC produced by Analog Devices Inc. It is part of the ADR291 series, which includes low noise, micropower precision voltage references utilizing an XFET® reference circuit. This device is designed to provide a stable 2.5V output voltage, making it suitable for a variety of applications requiring high accuracy and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices, Inc. |
| Voltage - Output (Min/Fixed) | 2.5V |
| Voltage - Input | 3V ~ 15V |
| Tolerance | ±0.24% |
| Temperature Coefficient | 25ppm/°C |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Current - Supply | 15µA |
| Current - Output | 5 mA |
| Noise - 0.1Hz to 10Hz | 8µVp-p |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
Key Features
- Low noise and micropower operation, making it ideal for battery-operated and low power applications.
- High accuracy with a tolerance of ±0.24% and a temperature coefficient of 25ppm/°C.
- Fixed 2.5V output voltage.
- Low quiescent current of 15µA.
- Operating temperature range from -40°C to 125°C.
- Surface mount 8-SOIC package.
- Compliant with ROHS3 standards.
Applications
- Data converters: Ideal for use with analog-to-digital and digital-to-analog converters due to its low supply voltage and high accuracy.
- Portable equipment: Suitable for voltage regulation in handheld, battery-operated devices.
- High voltage floating current sources: Can be used in applications requiring stable voltage references in high voltage environments.
- Kelvin connections: Useful in applications requiring precise voltage references for measurement and control.
- Low power, low voltage systems: Ideal for systems that require minimal power consumption and high precision voltage references.
Q & A
- What is the output voltage of the ADR291FRZ-REEL7?
The output voltage is fixed at 2.5V.
- What is the input voltage range for the ADR291FRZ-REEL7?
The input voltage range is from 3V to 15V.
- What is the temperature coefficient of the ADR291FRZ-REEL7?
The temperature coefficient is 25ppm/°C.
- What is the quiescent current of the ADR291FRZ-REEL7?
The quiescent current is 15µA.
- What is the operating temperature range of the ADR291FRZ-REEL7?
The operating temperature range is from -40°C to 125°C.
- What package type is the ADR291FRZ-REEL7 available in?
The device is available in an 8-SOIC package.
- Is the ADR291FRZ-REEL7 ROHS compliant?
Yes, it is ROHS3 compliant.
- What are some typical applications of the ADR291FRZ-REEL7?
Typical applications include data converters, portable equipment, high voltage floating current sources, and low power, low voltage systems.
- What is the noise performance of the ADR291FRZ-REEL7?
The noise performance is 8µVp-p from 0.1Hz to 10Hz.
- How many outputs does the ADR291FRZ-REEL7 have?
The device has one output.
