Vishay Semiconductor Diodes Division
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MMSZ4716-HE3-18
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MMSZ4716-HE3-18

Product Overview

Category

The MMSZ4716-HE3-18 belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 18V
  • Power dissipation: 500mW
  • Package type: SOD-123
  • RoHS compliant

Packaging/Quantity

The MMSZ4716-HE3-18 is typically available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

  • Zener voltage: 18V
  • Power dissipation: 500mW
  • Forward voltage: 1.5V
  • Reverse current: 5μA
  • Operating temperature range: -65°C to +150°C

Detailed Pin Configuration

The MMSZ4716-HE3-18 Zener diode has two pins, with the cathode connected to the marked side of the package and the anode connected to the unmarked side.

Functional Features

  • Precise voltage regulation
  • Transient voltage suppression
  • Small form factor
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Accurate voltage regulation
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Higher reverse current compared to some alternatives

Working Principles

The MMSZ4716-HE3-18 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased.

Detailed Application Field Plans

The MMSZ4716-HE3-18 is widely used in: - Voltage regulators - Overvoltage protection circuits - Signal clamping applications

Detailed and Complete Alternative Models

Some alternative models to the MMSZ4716-HE3-18 include: - BZX84C18 - 1N4746A - BZT52C18

In conclusion, the MMSZ4716-HE3-18 Zener diode is a reliable component for voltage regulation and transient suppression in various electronic circuits. Its compact size and precise voltage regulation make it suitable for a wide range of applications.

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技術ソリューションにおける MMSZ4716-HE3-18 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the MMSZ4716-HE3-18?

    • The MMSZ4716-HE3-18 is a Zener diode with a voltage of 15V and a power rating of 500mW.

  2. What are the typical applications of MMSZ4716-HE3-18?

    • It is commonly used for voltage regulation, overvoltage protection, and signal clamping in various electronic circuits.

  3. What is the maximum current that MMSZ4716-HE3-18 can handle?

    • The maximum current for MMSZ4716-HE3-18 is typically around 20mA.

  4. How does MMSZ4716-HE3-18 provide overvoltage protection?

    • When the voltage across the diode exceeds its breakdown voltage (15V), it conducts and limits the voltage to protect the circuit.

  5. Can MMSZ4716-HE3-18 be used in reverse bias?

    • Yes, it can be used in reverse bias for voltage regulation and protection purposes.

  6. What are the temperature specifications for MMSZ4716-HE3-18?

    • The operating temperature range is usually between -65°C to +150°C.

  7. Is MMSZ4716-HE3-18 suitable for high-frequency applications?

    • It is not recommended for high-frequency applications due to its inherent capacitance.

  8. What are the package options available for MMSZ4716-HE3-18?

    • The MMSZ4716-HE3-18 is commonly available in SOD-123 surface mount package.

  9. Does MMSZ4716-HE3-18 require any external components for operation?

    • It can be used standalone, but additional resistors or capacitors may be added for specific applications.

  10. Where can I find detailed specifications and application notes for MMSZ4716-HE3-18?

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