Taiwan Semiconductor Corporation
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1SMA4759HR3G
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1SMA4759HR3G

Product Overview

Category

The 1SMA4759HR3G belongs to the category of semiconductor devices, specifically a type of diode.

Use

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

Characteristics

  • Low forward voltage drop
  • High surge capability
  • Fast response time
  • Compact package size

Package

The 1SMA4759HR3G is typically available in a surface mount DO-214AC (SMA) package.

Essence

The essence of this product lies in its ability to protect sensitive electronic components from voltage spikes and surges.

Packaging/Quantity

It is usually supplied in reels or tubes with varying quantities depending on the manufacturer's specifications.

Specifications

  • Peak Pulse Power: 500 W
  • Breakdown Voltage Range: 5.8 V to 6.4 V
  • Maximum Reverse Leakage Current: 1 µA at 5 V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1SMA4759HR3G typically has two pins, with the anode and cathode connections clearly marked on the device.

Functional Features

  • Transient voltage suppression
  • Overvoltage protection
  • Voltage regulation

Advantages and Disadvantages

Advantages

  • Fast response to transient events
  • High surge capability
  • Compact form factor

Disadvantages

  • Limited maximum power dissipation
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

The 1SMA4759HR3G operates based on the principle of reverse-biased junction behavior, where it conducts current only when a certain voltage threshold is exceeded, thereby diverting excess voltage away from sensitive components.

Detailed Application Field Plans

This product finds extensive use in various applications including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the 1SMA4759HR3G include: - 1SMA4740HR3G - 1SMA4760HR3G - 1SMA4780HR3G

In conclusion, the 1SMA4759HR3G is a crucial component in electronic circuits, providing essential transient voltage suppression and overvoltage protection. Its compact size and fast response make it an ideal choice for a wide range of applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan 1SMA4759HR3G dalam solusi teknis

  1. What is 1SMA4759HR3G and what is its application?

    • 1SMA4759HR3G is a high-reliability, low-profile, surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

  2. What are the key features of 1SMA4759HR3G?

    • Key features include a peak pulse power dissipation of 500W, low clamping voltage, fast response time, and compatibility with automated placement equipment.

  3. In what technical solutions can 1SMA4759HR3G be used?

    • It can be used in various technical solutions such as power supplies, industrial control systems, automotive electronics, telecommunications equipment, and consumer electronics.

  4. How does 1SMA4759HR3G provide protection against voltage transients?

    • The diode clamps the transient voltage to a safe level, diverting excess current away from the protected device and preventing damage.

  5. What is the operating temperature range of 1SMA4759HR3G?

    • The operating temperature range is -55°C to +150°C, making it suitable for use in harsh environmental conditions.

  6. Is 1SMA4759HR3G RoHS compliant?

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

  7. Can 1SMA4759HR3G be used for surge protection in power lines?

    • Yes, it can be used for surge protection in power lines, providing reliable protection against voltage spikes.

  8. What is the package type of 1SMA4759HR3G?

    • It comes in a DO-214AC (SMA) package, which is suitable for surface mount applications.

  9. Does 1SMA4759HR3G have any certifications or approvals?

    • It is certified to meet various industry standards, including AEC-Q101 for automotive applications.

  10. Where can I find detailed technical specifications and application notes for 1SMA4759HR3G?

    • Detailed technical specifications and application notes can be found in the product datasheet provided by the manufacturer or distributor.