Vishay Siliconix
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SI7945DP-T1-E3
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SI7945DP-T1-E3

Product Overview

Category

The SI7945DP-T1-E3 belongs to the category of power management integrated circuits (PMICs).

Use

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

Characteristics

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

Package

The SI7945DP-T1-E3 is available in a small outline package (SOP) with a specified pin configuration.

Essence

The essence of this product lies in its ability to efficiently regulate and manage power in electronic devices, ensuring stable and reliable operation.

Packaging/Quantity

The SI7945DP-T1-E3 is typically packaged in reels containing a specific quantity, as per the manufacturer's specifications.

Specifications

  • Input Voltage Range: 4.5V to 36V
  • Output Voltage Range: 0.8V to 24V
  • Maximum Output Current: 5A
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: SOP-8

Detailed Pin Configuration

The detailed pin configuration of the SI7945DP-T1-E3 is as follows: 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

  • Voltage Regulation
  • Overcurrent Protection
  • Thermal Shutdown Protection
  • Soft Start Functionality
  • Power Good Indicator

Advantages

  • High Efficiency
  • Wide Input Voltage Range
  • Comprehensive Protection Features
  • Compact Package Size

Disadvantages

  • Limited Maximum Output Current
  • Requires External Components for Operation

Working Principles

The SI7945DP-T1-E3 operates based on pulse-width modulation (PWM) control to regulate the output voltage. It continuously monitors the input and output voltages, adjusting the duty cycle of the internal switch to maintain the desired output voltage.

Detailed Application Field Plans

The SI7945DP-T1-E3 is suitable for a wide range of applications, including: - Industrial Automation - Consumer Electronics - Automotive Systems - Telecommunications Equipment - Power Supplies

Detailed and Complete Alternative Models

Some alternative models to the SI7945DP-T1-E3 include: - SI7946DP-T1-E3 - SI7947DP-T1-E3 - SI7948DP-T1-E3 - SI7949DP-T1-E3

In conclusion, the SI7945DP-T1-E3 is a versatile PMIC with advanced features, making it an ideal choice for various electronic applications.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням SI7945DP-T1-E3 у технічних рішеннях

  1. What is the maximum voltage rating of SI7945DP-T1-E3?

    • The maximum voltage rating of SI7945DP-T1-E3 is 30V.

  2. What is the typical on-resistance of SI7945DP-T1-E3?

    • The typical on-resistance of SI7945DP-T1-E3 is 7.5mΩ.

  3. What is the maximum continuous drain current of SI7945DP-T1-E3?

    • The maximum continuous drain current of SI7945DP-T1-E3 is 120A.

  4. What is the typical gate charge of SI7945DP-T1-E3?

    • The typical gate charge of SI7945DP-T1-E3 is 40nC.

  5. What is the operating temperature range of SI7945DP-T1-E3?

    • The operating temperature range of SI7945DP-T1-E3 is -55°C to 150°C.

  6. What is the package type of SI7945DP-T1-E3?

    • SI7945DP-T1-E3 comes in a PowerPAK® SO-8 package.

  7. Is SI7945DP-T1-E3 suitable for automotive applications?

    • Yes, SI7945DP-T1-E3 is suitable for automotive applications.

  8. Does SI7945DP-T1-E3 have built-in ESD protection?

    • Yes, SI7945DP-T1-E3 has built-in ESD protection.

  9. What are the typical applications for SI7945DP-T1-E3?

    • Typical applications for SI7945DP-T1-E3 include power management in automotive systems, motor control, and industrial applications.

  10. What is the recommended input voltage for SI7945DP-T1-E3?

    • The recommended input voltage for SI7945DP-T1-E3 is 12V to 24V.