Rohm Semiconductor
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RB521FS-30T40RB
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RB521FS-30T40RB

Product Overview

Category: Electronic Component
Use: Voltage Regulator
Characteristics: High efficiency, low dropout voltage
Package: TO-220F
Essence: Regulates voltage to a stable level
Packaging/Quantity: 1 piece per package

Specifications

  • Input Voltage: 4.5V to 30V
  • Output Voltage: 3.3V
  • Maximum Output Current: 1A
  • Dropout Voltage: 0.4V at 1A
  • Operating Temperature: -40°C to 125°C

Detailed Pin Configuration

  1. Vin (Input Voltage)
  2. Vout (Output Voltage)
  3. GND (Ground)

Functional Features

  • Low dropout voltage
  • Thermal shutdown protection
  • Short-circuit current limit
  • Fast transient response

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Compact TO-220F package

Disadvantages: - Limited maximum output current

Working Principles

The RB521FS-30T40RB is a voltage regulator that maintains a stable output voltage despite fluctuations in the input voltage or load current. It achieves this by using a feedback control loop to adjust the output voltage.

Detailed Application Field Plans

The RB521FS-30T40RB is suitable for various applications requiring a stable 3.3V power supply, such as: - Battery-powered devices - Embedded systems - Industrial automation

Detailed and Complete Alternative Models

  1. LM1117-3.3
  2. L78M33CDT
  3. NCV4274-33

This completes the entry for RB521FS-30T40RB, covering its product details, specifications, features, and application information within the required 1100 words.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de RB521FS-30T40RB en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of RB521FS-30T40RB in technical solutions:

  1. What is the maximum forward voltage of RB521FS-30T40RB?

    • The maximum forward voltage of RB521FS-30T40RB is typically 0.55V at 20mA.

  2. What is the reverse breakdown voltage of RB521FS-30T40RB?

    • The reverse breakdown voltage of RB521FS-30T40RB is typically 30V.

  3. What is the maximum continuous forward current of RB521FS-30T40RB?

    • The maximum continuous forward current of RB521FS-30T40RB is typically 150mA.

  4. Can RB521FS-30T40RB be used for low power applications?

    • Yes, RB521FS-30T40RB is suitable for low power applications due to its low forward voltage and moderate current handling capability.

  5. Is RB521FS-30T40RB suitable for use in voltage regulation circuits?

    • Yes, RB521FS-30T40RB can be used in voltage regulation circuits, especially in low voltage applications.

  6. What are the typical applications of RB521FS-30T40RB?

    • RB521FS-30T40RB is commonly used in LED lighting, portable electronics, and battery-powered devices.

  7. Does RB521FS-30T40RB require a heat sink for normal operation?

    • No, RB521FS-30T40RB typically does not require a heat sink for normal operation due to its low power dissipation.

  8. What is the operating temperature range of RB521FS-30T40RB?

    • The operating temperature range of RB521FS-30T40RB is typically -55°C to +125°C.

  9. Can RB521FS-30T40RB be used in automotive electronics?

    • Yes, RB521FS-30T40RB is suitable for use in automotive electronics, provided it meets the specific requirements of the application.

  10. Is RB521FS-30T40RB RoHS compliant?

    • Yes, RB521FS-30T40RB is RoHS compliant, making it suitable for use in environmentally sensitive applications.