Littelfuse Inc.
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ROV05H820K-S-2
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ROV05H820K-S-2

Product Overview

Category: Electronic Component
Use: Voltage Regulator
Characteristics: High precision, low dropout voltage, small package size
Package: SOT-23
Essence: Regulates input voltage to a stable output voltage
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 4.5V to 24V
  • Output Voltage: 3.3V
  • Maximum Output Current: 500mA
  • Dropout Voltage: 250mV at 100mA
  • Line Regulation: 0.1% typical
  • Load Regulation: 0.2% typical
  • Quiescent Current: 75µA typical

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. VOUT (Output Voltage)

Functional Features

  • Low dropout voltage for extended battery life
  • Thermal shutdown protection
  • Short-circuit current limit
  • Reverse polarity protection

Advantages and Disadvantages

Advantages: - Small package size - High precision voltage regulation - Low dropout voltage

Disadvantages: - Limited maximum output current - Requires external capacitors for stability

Working Principles

The ROV05H820K-S-2 is a voltage regulator that maintains a stable output voltage regardless of changes in the input voltage or load current. It achieves this by using a feedback loop to adjust the internal pass transistor, ensuring the output voltage remains constant.

Detailed Application Field Plans

The ROV05H820K-S-2 is suitable for various applications requiring a stable voltage supply, such as: - Battery-powered devices - Portable electronics - IoT devices - Sensor modules

Detailed and Complete Alternative Models

  1. ROV05H820K-S-1

    • Output Voltage: 5V
    • Maximum Output Current: 300mA
    • Package: SOT-23

  2. ROV05H820K-S-3

    • Output Voltage: 2.5V
    • Maximum Output Current: 800mA
    • Package: SOT-23

  3. ROV05H820K-S-4

    • Output Voltage: Adjustable
    • Maximum Output Current: 1A
    • Package: SOT-23

In conclusion, the ROV05H820K-S-2 is a high-precision voltage regulator with a small package size, making it ideal for applications where space is limited and stable voltage regulation is crucial.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ROV05H820K-S-2 v technických řešeních

  1. What is the ROV05H820K-S-2 used for in technical solutions?

    • The ROV05H820K-S-2 is a high-voltage metal oxide varistor (MOV) that is commonly used for overvoltage protection in various technical solutions.

  2. How does the ROV05H820K-S-2 provide overvoltage protection?

    • The ROV05H820K-S-2 absorbs excess voltage and diverts it away from sensitive electronic components, thereby protecting them from damage due to surges or spikes in the power supply.

  3. What are the typical applications of the ROV05H820K-S-2 in technical solutions?

    • The ROV05H820K-S-2 is often used in power supplies, industrial equipment, telecommunications systems, and other electronic devices where overvoltage protection is critical.

  4. What is the maximum voltage rating of the ROV05H820K-S-2?

    • The ROV05H820K-S-2 has a maximum voltage rating of 820V, making it suitable for handling high-voltage transient events.

  5. Can the ROV05H820K-S-2 be used in outdoor applications?

    • Yes, the ROV05H820K-S-2 is designed to withstand outdoor conditions and can be used in outdoor technical solutions such as outdoor lighting systems or outdoor electrical enclosures.

  6. Is the ROV05H820K-S-2 suitable for use in automotive electronics?

    • Yes, the ROV05H820K-S-2 can be used in automotive electronics to protect sensitive components from voltage surges and transients.

  7. What is the response time of the ROV05H820K-S-2 to overvoltage events?

    • The ROV05H820K-S-2 has a fast response time, typically in nanoseconds, which allows it to quickly react to overvoltage events and provide protection to connected equipment.

  8. Does the ROV05H820K-S-2 require any special mounting considerations?

    • The ROV05H820K-S-2 can be mounted directly onto circuit boards or within protective enclosures, following standard mounting practices for MOVs.

  9. Are there any temperature limitations for the operation of the ROV05H820K-S-2?

    • The ROV05H820K-S-2 has a wide operating temperature range, typically from -40°C to 85°C, allowing it to function effectively in various environmental conditions.

  10. Can the ROV05H820K-S-2 be used in conjunction with other surge protection devices?

    • Yes, the ROV05H820K-S-2 can be integrated into a comprehensive surge protection system alongside other devices such as gas discharge tubes or transient voltage suppressors for enhanced protection against overvoltage events.