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REF191FS

REF191FS

Manufacturer No:

REF191FS

Manufacturer:

Analog Devices Inc.

Description:

LOW DROPOUT VOLTAGE REFERENCE

Datasheet:

Datasheet

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REF191FS Specifications

  • Type
    Parameter
  • Voltage - Output (Max)
    -
  • Supplier Device Package
    8-SOIC
  • Package / Case
    8-SOIC (0.154", 3.90mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C (TA)
  • Current - Supply
    45µA
  • Voltage - Input
    18V
  • Noise - 10Hz to 10kHz
    -
  • Noise - 0.1Hz to 10Hz
    20µVp-p
  • Temperature Coefficient
    10ppm/°C
  • Tolerance
    ±0.24%
  • Current - Output
    30 mA
  • Voltage - Output (Min/Fixed)
    2.048V
  • Output Type
    Fixed
  • Reference Type
    Series
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    REF19
The REF191FS is a precision voltage reference integrated circuit chip manufactured by Texas Instruments. It offers several advantages and can be applied in various scenarios. Some of the advantages and application scenarios of the REF191FS are:Advantages: 1. High Precision: The REF191FS provides a high level of precision with an initial accuracy of 0.05% and a temperature coefficient of 10ppm/°C. This makes it suitable for applications that require precise voltage references.2. Low Power Consumption: The chip has a low quiescent current of 60μA, making it suitable for battery-powered or low-power applications.3. Wide Operating Range: The REF191FS operates over a wide voltage range of 2.5V to 20V, allowing it to be used in various voltage levels.4. Low Output Noise: It has low output noise of 10μVp-p, which is beneficial for applications that require a clean and stable voltage reference.Application Scenarios: 1. Precision Instrumentation: The REF191FS can be used as a voltage reference in precision instrumentation applications such as digital multimeters, oscilloscopes, and data acquisition systems. Its high precision and low noise characteristics ensure accurate measurements.2. Analog-to-Digital Converters (ADCs): ADCs require a stable and precise voltage reference for accurate conversion. The REF191FS can be used as a reference voltage source in ADCs, ensuring the conversion accuracy.3. Power Management: The chip can be used in power management circuits to provide a stable voltage reference for voltage regulators, voltage monitors, and power supply circuits. Its low power consumption is advantageous in battery-powered devices.4. Sensor Calibration: Many sensors require a stable and accurate voltage reference for calibration purposes. The REF191FS can be used as a reference voltage source in sensor calibration circuits, ensuring precise calibration.5. Communication Systems: The chip can be used in communication systems, such as wireless transceivers and base stations, to provide a stable voltage reference for signal conditioning and modulation circuits.Overall, the REF191FS integrated circuit chip offers high precision, low power consumption, and wide operating range, making it suitable for various applications that require a stable and accurate voltage reference.
REF191FS Relevant information