Taiwan Semiconductor Corporation
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1SMB5945HR5G
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1SMB5945HR5G - Product Overview

Introduction

The 1SMB5945HR5G is a high-quality, reliable electronic component designed for use in various applications. This entry provides an in-depth overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

Category

The 1SMB5945HR5G belongs to the category of surface mount silicon zener diodes.

Use

It is commonly used for voltage regulation and transient voltage suppression in electronic circuits.

Characteristics

  • High reliability
  • Low leakage current
  • Fast response time
  • Wide operating temperature range

Package

The 1SMB5945HR5G is typically available in a DO-214AA (SMB) package.

Essence

The essence of this component lies in its ability to provide precise voltage regulation and protection against voltage transients.

Packaging/Quantity

It is usually supplied in tape and reel packaging with a quantity per reel specified by the manufacturer.

Specifications

  • Voltage Range: 11V to 200V
  • Power Dissipation: 3W
  • Operating Temperature Range: -65°C to +175°C
  • Zener Voltage Tolerance: ±5%

Detailed Pin Configuration

The 1SMB5945HR5G has two pins, typically denoted as the anode and cathode. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.

Functional Features

  • Voltage regulation
  • Transient voltage suppression
  • Overvoltage protection

Advantages and Disadvantages

Advantages

  • High reliability
  • Fast response time
  • Wide operating temperature range
  • Low leakage current

Disadvantages

  • Limited power dissipation capability
  • Zener voltage tolerance of ±5% may not be suitable for highly precise applications

Working Principles

The 1SMB5945HR5G operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased at or above its breakdown voltage.

Detailed Application Field Plans

The 1SMB5945HR5G finds extensive use in various applications, including: - Voltage regulation in power supplies - Surge protection in communication equipment - Overvoltage protection in automotive electronics - Transient voltage suppression in industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the 1SMB5945HR5G include: - 1SMB5939BT3G - 1SMB5913BT3G - 1SMB58xxBT3G series

In conclusion, the 1SMB5945HR5G is a versatile and reliable surface mount silicon zener diode that offers precise voltage regulation and transient voltage suppression. Its wide range of applications and availability of alternative models make it a popular choice in the electronics industry.

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Navedite 10 uobičajenih pitanja i odgovora vezanih uz primjenu 1SMB5945HR5G u tehničkim rješenjima

  1. What is 1SMB5945HR5G?

    • 1SMB5945HR5G is a surface mount, high power transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

  2. What is the maximum peak pulse power of 1SMB5945HR5G?

    • The maximum peak pulse power of 1SMB5945HR5G is 600 watts.

  3. What is the breakdown voltage of 1SMB5945HR5G?

    • The breakdown voltage of 1SMB5945HR5G is 51.7 volts.

  4. What are the typical applications of 1SMB5945HR5G?

    • Typical applications of 1SMB5945HR5G include protection of power supplies, AC/DC modules, industrial controls, and telecommunications equipment.

  5. What is the operating temperature range of 1SMB5945HR5G?

    • The operating temperature range of 1SMB5945HR5G is -55°C to +150°C.

  6. What is the reverse stand-off voltage of 1SMB5945HR5G?

    • The reverse stand-off voltage of 1SMB5945HR5G is 43.6 volts.

  7. What is the package type of 1SMB5945HR5G?

    • 1SMB5945HR5G comes in a DO-214AA (SMB) package.

  8. Does 1SMB5945HR5G meet RoHS compliance?

    • Yes, 1SMB5945HR5G is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  9. What is the clamping voltage of 1SMB5945HR5G?

    • The clamping voltage of 1SMB5945HR5G is 77.4 volts at 10A.

  10. Is 1SMB5945HR5G suitable for high-reliability applications?

    • Yes, 1SMB5945HR5G is suitable for high-reliability applications due to its robust design and performance characteristics.