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REF195GRUZ
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REF195GRUZ

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Provides a stable and accurate voltage reference - Low temperature coefficient - High output current capability - Wide operating temperature range

Package: TO-252-3 (DPAK)

Essence: The REF195GRUZ is a voltage reference IC that generates a precise and constant voltage output.

Packaging/Quantity: The REF195GRUZ is typically sold in reels of 2500 units.

Specifications

  • Output Voltage: 2.5V
  • Initial Accuracy: ±0.5%
  • Temperature Coefficient: 50ppm/°C
  • Output Current: 50mA
  • Operating Temperature Range: -40°C to +125°C
  • Supply Voltage Range: 4.5V to 30V
  • Quiescent Current: 1.5mA

Detailed Pin Configuration

The REF195GRUZ has three pins:

  1. VOUT: Output pin, provides the stable voltage reference.
  2. GND: Ground pin, connected to the system ground.
  3. VIN: Input pin, receives the supply voltage.

Functional Features

  • Precise Voltage Reference: The REF195GRUZ ensures a stable and accurate output voltage of 2.5V, making it suitable for applications requiring a reliable reference voltage.
  • Low Temperature Coefficient: With a temperature coefficient of 50ppm/°C, the REF195GRUZ maintains its accuracy over a wide temperature range.
  • High Output Current Capability: The IC can deliver up to 50mA of output current, allowing it to power various components in the circuit.
  • Wide Operating Temperature Range: The REF195GRUZ operates reliably in temperatures ranging from -40°C to +125°C.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low temperature coefficient - Wide operating temperature range - Suitable for a variety of applications

Disadvantages: - Limited output current capability compared to some other voltage references - Requires an external power supply

Working Principles

The REF195GRUZ utilizes bandgap voltage reference technology to generate a stable output voltage. It employs a combination of resistors, diodes, and amplifiers to achieve accurate voltage regulation. The IC compensates for temperature variations to maintain a consistent output voltage.

Detailed Application Field Plans

The REF195GRUZ is commonly used in the following applications:

  1. Precision Instrumentation: Provides a stable reference voltage for precise measurements in scientific instruments.
  2. Industrial Control Systems: Ensures accurate voltage references in control systems for improved performance and reliability.
  3. Power Management: Used in voltage regulators and power supplies to maintain a constant voltage level.
  4. Automotive Electronics: Provides reliable voltage references in automotive applications such as engine control units and sensor circuits.

Detailed and Complete Alternative Models

  1. REF192GRUZ: Similar to REF195GRUZ but with a different output voltage of 1.25V.
  2. REF198GRUZ: Offers a higher output voltage of 5V while maintaining similar characteristics to REF195GRUZ.
  3. LT6656B: Voltage reference IC with ultra-low noise and high precision, suitable for demanding applications.

These alternative models provide options with varying output voltages and additional features to cater to specific requirements.

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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem REF195GRUZ w rozwiązaniach technicznych

Sure! Here are 10 common questions and answers related to the application of REF195GRUZ in technical solutions:

  1. Q: What is REF195GRUZ? A: REF195GRUZ is a precision voltage reference IC (integrated circuit) manufactured by Texas Instruments.

  2. Q: What is the voltage range of REF195GRUZ? A: The voltage range of REF195GRUZ is typically between 1.24V and 5.5V.

  3. Q: What is the purpose of using REF195GRUZ in technical solutions? A: REF195GRUZ is commonly used as a stable voltage reference for various applications, such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and power management circuits.

  4. Q: Can REF195GRUZ be used in battery-powered devices? A: Yes, REF195GRUZ can be used in battery-powered devices as it has low power consumption and operates within a wide voltage range.

  5. Q: Is REF195GRUZ suitable for high-precision measurements? A: Yes, REF195GRUZ is designed for high-precision applications and offers excellent temperature stability and low output voltage noise.

  6. Q: How accurate is REF195GRUZ? A: REF195GRUZ has a typical initial accuracy of ±0.05% and a maximum temperature drift of ±50ppm/°C.

  7. Q: Can REF195GRUZ handle high current loads? A: No, REF195GRUZ is not designed to handle high current loads. It is primarily used as a voltage reference and should be followed by an appropriate buffer or amplifier if higher currents are required.

  8. Q: Does REF195GRUZ require external components for operation? A: Yes, REF195GRUZ requires a few external components such as capacitors and resistors to set the output voltage and improve stability.

  9. Q: What is the operating temperature range of REF195GRUZ? A: The operating temperature range of REF195GRUZ is typically between -40°C and +125°C.

  10. Q: Can REF195GRUZ be used in automotive applications? A: Yes, REF195GRUZ is suitable for automotive applications as it meets the necessary requirements for automotive-grade components, including extended temperature range and reliability.

Please note that these answers are general and may vary depending on specific application requirements and datasheet specifications.