STMicroelectronics
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STPS2045CR
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STPS2045CR

Introduction

The STPS2045CR is a Schottky diode belonging to the category of power rectifiers. It is widely used in various electronic applications due to its unique characteristics and advantages.

Basic Information Overview

  • Category: Power Rectifier
  • Use: Voltage clamping, freewheeling, and polarity protection in power supplies and other electronic devices.
  • Characteristics: Low forward voltage drop, high current capability, fast switching speed.
  • Package: TO-220AC
  • Essence: Efficient power rectification and voltage clamping.
  • Packaging/Quantity: Available in reels or tubes with varying quantities.

Specifications

  • Voltage Rating: 45V
  • Current Rating: 20A
  • Forward Voltage Drop: 0.55V at 10A
  • Reverse Leakage Current: 50µA at 25°C
  • Operating Temperature Range: -65°C to 175°C

Detailed Pin Configuration

The STPS2045CR has a standard TO-220AC package with two pins. The pin configuration is as follows: 1. Anode 2. Cathode

Functional Features

  • Fast switching speed for efficient operation in high-frequency circuits.
  • Low forward voltage drop minimizes power dissipation and improves efficiency.
  • High current capability allows for use in demanding applications.

Advantages and Disadvantages

Advantages

  • Low forward voltage drop reduces power loss.
  • Fast switching speed enables high-frequency operation.
  • High current capability for demanding applications.

Disadvantages

  • Higher reverse leakage current compared to some alternative models.
  • Limited voltage rating compared to higher-voltage diodes.

Working Principles

The STPS2045CR operates based on the Schottky diode principle, utilizing a metal-semiconductor junction to provide low forward voltage drop and fast switching characteristics. When forward biased, it allows current flow with minimal voltage drop, making it suitable for power rectification and voltage clamping applications.

Detailed Application Field Plans

The STPS2045CR finds extensive use in the following application fields: - Switch-mode power supplies - DC-DC converters - Motor drive circuits - Solar power systems - Battery charging circuits

Detailed and Complete Alternative Models

Some alternative models to the STPS2045CR include: - STPS2045CT (Similar specifications with a different package) - MBR2045CT (Comparable Schottky diode with slightly different characteristics)

In conclusion, the STPS2045CR is a versatile power rectifier with excellent characteristics, making it suitable for various electronic applications requiring efficient power rectification and voltage clamping.

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প্রযুক্তিগত সমাধানে STPS2045CR এর প্রয়োগ সম্পর্কিত 10টি সাধারণ প্রশ্ন ও উত্তর তালিকাভুক্ত করুন

  1. What is the STPS2045CR?

    • The STPS2045CR is a dual Schottky diode designed for use in high-frequency DC-DC converters and other power management applications.

  2. What are the key features of the STPS2045CR?

    • The key features include a low forward voltage drop, high junction temperature capability, and high switching speed.

  3. What are the typical applications of the STPS2045CR?

    • Typical applications include synchronous rectification in DC-DC converters, freewheeling diodes, OR-ing diodes, and reverse battery protection.

  4. What is the maximum forward voltage drop of the STPS2045CR?

    • The maximum forward voltage drop at a forward current of 10A is typically around 0.45V.

  5. What is the maximum junction temperature of the STPS2045CR?

    • The maximum junction temperature is 150°C, making it suitable for high-temperature environments.

  6. What is the reverse recovery time of the STPS2045CR?

    • The reverse recovery time is typically around 20ns, allowing for fast and efficient switching.

  7. What is the package type of the STPS2045CR?

    • The STPS2045CR is available in a D²PAK (TO-263) package, which provides good thermal performance and easy mounting.

  8. What is the recommended operating temperature range for the STPS2045CR?

    • The recommended operating temperature range is from -65°C to 150°C, making it suitable for a wide range of environments.

  9. Is the STPS2045CR RoHS compliant?

    • Yes, the STPS2045CR is RoHS compliant, meeting environmental standards for lead-free manufacturing.

  10. What are the advantages of using the STPS2045CR in power management applications?

    • The advantages include low forward voltage drop, high efficiency, fast switching speed, and high-temperature capability, making it ideal for demanding technical solutions.