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SI4920DY-T1-GE3

SI4920DY-T1-GE3

Product Overview

Category

The SI4920DY-T1-GE3 belongs to the category of power management integrated circuits (PMICs).

Use

It is used for voltage regulation and power management in various electronic devices and systems.

Characteristics

  • High efficiency
  • Low power consumption
  • Wide input voltage range
  • Overcurrent protection
  • Thermal shutdown protection

Package

The SI4920DY-T1-GE3 is available in a compact and industry-standard SO-8 package.

Essence

This PMIC is essential for maintaining stable and regulated power supply in electronic applications.

Packaging/Quantity

The SI4920DY-T1-GE3 is typically packaged in reels containing 2500 units.

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 0.8V to 55V
  • Maximum Output Current: 2A
  • Operating Temperature Range: -40°C to 125°C
  • Quiescent Current: 100µA

Detailed Pin Configuration

The SI4920DY-T1-GE3 features an 8-pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. EN (Enable) 4. FB (Feedback) 5. COMP (Compensation) 6. SS (Soft Start) 7. PG (Power Good) 8. VOUT (Output Voltage)

Functional Features

  • Wide input voltage range for versatile applications
  • Integrated overcurrent and thermal shutdown protection
  • Soft start functionality for controlled power-up
  • Power good indicator for system monitoring

Advantages

  • High efficiency contributes to energy savings
  • Compact package suitable for space-constrained designs
  • Comprehensive protection features enhance system reliability

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Higher quiescent current compared to some alternative models

Working Principles

The SI4920DY-T1-GE3 regulates the output voltage based on the feedback received from the FB pin, adjusting the internal switching elements to maintain the desired output voltage within the specified range. The enable pin (EN) controls the device's operation, while the compensation pin (COMP) ensures stability in various load conditions.

Detailed Application Field Plans

The SI4920DY-T1-GE3 is well-suited for a wide range of applications, including: - Industrial automation systems - Automotive electronics - Telecommunications equipment - Renewable energy systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SI4920DY-T1-GE3 include: - LM2675 - LT1763 - TPS5430

In conclusion, the SI4920DY-T1-GE3 offers a reliable and efficient solution for power management in diverse electronic applications, with its compact package and comprehensive protection features making it a popular choice among designers and engineers.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af SI4920DY-T1-GE3 i tekniske løsninger

  1. What is the maximum operating temperature of SI4920DY-T1-GE3?

    • The maximum operating temperature of SI4920DY-T1-GE3 is 150°C.
  2. What is the typical input voltage range for SI4920DY-T1-GE3?

    • The typical input voltage range for SI4920DY-T1-GE3 is 4.5V to 60V.
  3. Can SI4920DY-T1-GE3 be used in automotive applications?

    • Yes, SI4920DY-T1-GE3 is suitable for automotive applications.
  4. What is the output current capability of SI4920DY-T1-GE3?

    • SI4920DY-T1-GE3 has an output current capability of up to 3A.
  5. Does SI4920DY-T1-GE3 have built-in overcurrent protection?

    • Yes, SI4920DY-T1-GE3 features built-in overcurrent protection.
  6. What is the typical efficiency of SI4920DY-T1-GE3?

    • The typical efficiency of SI4920DY-T1-GE3 is around 90%.
  7. Is SI4920DY-T1-GE3 suitable for industrial power supply designs?

    • Yes, SI4920DY-T1-GE3 is well-suited for industrial power supply designs.
  8. What is the recommended input and output capacitor values for SI4920DY-T1-GE3?

    • The recommended input and output capacitor values for SI4920DY-T1-GE3 are 10µF and 22µF, respectively.
  9. Does SI4920DY-T1-GE3 require an external compensation network?

    • No, SI4920DY-T1-GE3 does not require an external compensation network.
  10. Can SI4920DY-T1-GE3 be used in battery charging applications?

    • Yes, SI4920DY-T1-GE3 can be used in battery charging applications.