ON Semiconductor
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SZ1SMA5918BT3G
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SZ1SMA5918BT3G

Product Overview

Category

The SZ1SMA5918BT3G belongs to the category of semiconductor devices, specifically a Zener diode.

Use

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

Characteristics

  • Voltage Regulation: Provides stable voltage output.
  • Protection: Safeguards sensitive components from voltage spikes.
  • Small Size: Compact package suitable for various applications.

Package

The SZ1SMA5918BT3G is typically available in a surface-mount package.

Essence

The essence of this product lies in its ability to maintain a constant voltage across a circuit, ensuring the safe operation of connected components.

Packaging/Quantity

It is usually supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Voltage: 18V
  • Power Dissipation: 5W
  • Zener Voltage Tolerance: ±5%
  • Operating Temperature Range: -65°C to +175°C
  • Package Type: SMA

Detailed Pin Configuration

The SZ1SMA5918BT3G typically has two pins, with the anode and cathode connections clearly marked on the package.

Functional Features

  • Voltage Regulation: Maintains a constant voltage across the device.
  • Transient Protection: Guards against voltage spikes and surges.
  • Fast Response Time: Rapidly responds to changes in input voltage.

Advantages

  • Reliability: Provides stable voltage regulation over a wide temperature range.
  • Compact Size: Suitable for space-constrained applications.
  • Transient Protection: Safeguards sensitive components from voltage transients.

Disadvantages

  • Power Dissipation Limitation: The maximum power dissipation may restrict use in high-power applications.
  • Voltage Tolerance: The specified tolerance may not be suitable for highly precise voltage regulation requirements.

Working Principles

The SZ1SMA5918BT3G operates based on the Zener effect, where it allows current to flow in reverse bias when the voltage reaches the specified breakdown voltage. This characteristic enables it to regulate voltage and protect connected components.

Detailed Application Field Plans

This Zener diode is widely used in various electronic circuits, including: - Voltage regulators - Power supplies - Overvoltage protection circuits - Signal clamping circuits

Detailed and Complete Alternative Models

Some alternative models to consider include: - SZ1SMAxxxBT3G Series: Offers different breakdown voltages within the same package type. - 1N4728A: A through-hole Zener diode with similar characteristics.

In conclusion, the SZ1SMA5918BT3G Zener diode provides reliable voltage regulation and transient protection, making it a versatile component in electronic circuits.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SZ1SMA5918BT3G v technických řešeních

  1. What is the SZ1SMA5918BT3G?

    • The SZ1SMA5918BT3G is a surface mount, unidirectional TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients and surges.

  2. What is the maximum peak pulse power of SZ1SMA5918BT3G?

    • The maximum peak pulse power of SZ1SMA5918BT3G is 400 watts.

  3. What is the breakdown voltage of SZ1SMA5918BT3G?

    • The breakdown voltage of SZ1SMA5918BT3G is 18V.

  4. What are the typical applications of SZ1SMA5918BT3G?

    • Typical applications of SZ1SMA5918BT3G include protection of electronic circuits in telecommunications equipment, industrial controls, consumer electronics, and automotive systems.

  5. What is the operating temperature range of SZ1SMA5918BT3G?

    • The operating temperature range of SZ1SMA5918BT3G is -55°C to +150°C.

  6. What is the package type of SZ1SMA5918BT3G?

    • SZ1SMA5918BT3G comes in a SMA (DO-214AC) package.

  7. What is the clamping voltage of SZ1SMA5918BT3G?

    • The clamping voltage of SZ1SMA5918BT3G is 29.2V at 10A.

  8. Is SZ1SMA5918BT3G RoHS compliant?

    • Yes, SZ1SMA5918BT3G is RoHS compliant.

  9. What are the key features of SZ1SMA5918BT3G?

    • The key features of SZ1SMA5918BT3G include low profile package, excellent clamping capability, and fast response time.

  10. Where can I find detailed specifications and application notes for SZ1SMA5918BT3G?

    • Detailed specifications and application notes for SZ1SMA5918BT3G can be found on the manufacturer's website or in the product datasheet.