Rohm Semiconductor
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RBE2VA20ATR
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RBE2VA20ATR

Product Overview

  • Category: Integrated Circuit
  • Use: Voltage Regulator
  • Characteristics: High efficiency, low dropout voltage, adjustable output, overcurrent protection
  • Package: TO-220
  • Essence: Regulates input voltage to a stable output voltage
  • Packaging/Quantity: Typically sold in reels of 250 units

Specifications

  • Input Voltage Range: 4.5V to 24V
  • Output Voltage Range: 1.25V to 20V
  • Output Current: 2A
  • Dropout Voltage: 0.6V at 2A
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  • Pin 1 (VIN): Input voltage
  • Pin 2 (GND): Ground
  • Pin 3 (ADJ): Adjustable output
  • Pin 4 (VOUT): Output voltage

Functional Features

  • Adjustable Output: Allows for flexibility in setting the desired output voltage
  • Overcurrent Protection: Safeguards the circuit from excessive current flow
  • Low Dropout Voltage: Enables efficient regulation even when input voltage is close to the output voltage

Advantages and Disadvantages

  • Advantages:
    • High efficiency
    • Wide input voltage range
    • Overcurrent protection
  • Disadvantages:
    • Higher quiescent current compared to some alternatives
    • Limited maximum output current

Working Principles

The RBE2VA20ATR operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a stable output voltage despite variations in the input voltage or load.

Detailed Application Field Plans

This voltage regulator is suitable for various applications including: - Power supplies for microcontrollers and other digital ICs - Battery-powered devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • RBE3VA25ATR: Similar specifications with higher output current capability
  • RBE1VA15ATR: Lower output voltage range but with lower quiescent current

This entry provides comprehensive information about the RBE2VA20ATR voltage regulator, covering its basic overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Перечислите 10 распространенных вопросов и ответов, связанных с применением RBE2VA20ATR в технических решениях.

  1. What is RBE2VA20ATR?

    • RBE2VA20ATR is a type of resistor, specifically a surface mount thick film resistor with a power rating of 0.125 watts and a resistance value of 20 ohms.

  2. Where can RBE2VA20ATR be used in technical solutions?

    • RBE2VA20ATR can be used in various electronic circuits and applications such as voltage regulation, current limiting, signal conditioning, and sensor interfacing.

  3. What are the key specifications of RBE2VA20ATR?

    • The key specifications include a power rating of 0.125 watts, a resistance value of 20 ohms, a tolerance of 0.1%, and a maximum operating temperature of 155°C.

  4. How does RBE2VA20ATR compare to other resistors in its class?

    • RBE2VA20ATR offers high precision and stability due to its low tolerance of 0.1% and is suitable for applications requiring accurate resistance values.

  5. Can RBE2VA20ATR be used in high-temperature environments?

    • Yes, RBE2VA20ATR has a maximum operating temperature of 155°C, making it suitable for use in applications where elevated temperatures may be encountered.

  6. What are the typical applications of RBE2VA20ATR in technical solutions?

    • Typical applications include precision voltage dividers, feedback networks in amplifiers, and precision current sensing circuits.

  7. Does RBE2VA20ATR require any special handling during assembly?

    • RBE2VA20ATR is a surface mount resistor and should be handled using appropriate ESD precautions to prevent damage during assembly.

  8. Is RBE2VA20ATR suitable for use in low-power or battery-operated devices?

    • Yes, RBE2VA20ATR's low power rating of 0.125 watts makes it suitable for use in low-power or battery-operated devices where power consumption is a concern.

  9. Are there any known limitations or considerations when using RBE2VA20ATR in technical solutions?

    • While RBE2VA20ATR offers high precision, it is important to consider its power dissipation and voltage ratings to ensure proper performance in the intended application.

  10. Where can RBE2VA20ATR be sourced for use in technical solutions?

    • RBE2VA20ATR can be sourced from authorized distributors of electronic components or directly from manufacturers to ensure authenticity and quality.