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ONSEMI MM3Z18VB Zener Diode

The MM3Z18VB is a small, thin SMD Zener diode featuring a wide voltage range from 2.4V to 75V, with a +2% tolerance for precise voltage regulation. Designed for compact electronic circuitry, it offers a power dissipation of 200mW and a maximum junction temperature of 150°C, making it suitable for various regulation and protection applications. The device has a matte tin, Pb-free finish and is packaged in a SOD-323FL case for ease of surface-mount assembly. Its electrical characteristics include forward voltage around 1.0V at 10mA, with a thermal resistance of 595°C/W and a maximum regulator current dependent on specific models.

Authorized Distributors
Source:Newark
Part No:MM3Z18VB
Stock:5885
Inv Date:06-10-2026
Price: Unit price: $0.247
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Source:DigiKey
Part No:MM3Z18VB
Stock:371200
Inv Date:06-10-2026
Price: Unit price: $0.24
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Part No:MM3Z18VB
Stock:23878
Inv Date:06-11-2026
Price: Unit price: $0.24
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Part No:MM3Z18VB
Stock:30000
Inv Date:06-10-2026
Price: Unit price: $0.0588
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Part No:MM3Z18VB
Stock:30000
Inv Date:06-10-2026
Price: Unit price: $0.0588
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Part No:MM3Z18VB
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.0375
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Part No:MM3Z18VB
Stock:2282
Inv Date:06-11-2026
Price: N/A
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ONSEMI MM3Z18VB Zener Diode Specifications:

  • Power Dissipation: 200 mW
  • Maximum Junction Temperature: 150°C
  • Thermal Resistance, Junction to Ambient: 595°C/W
  • Package Type: SOD-323FL
  • Finish: Matte Tin (Sn), Pb-Free
  • Forward Voltage (at 10mA): approximately 1.0V
  • Voltage Range: 2.4 V to 75 V
  • Tolerance: +2% (B Series)
  • Storage Temperature Range: -65°C to +150°C
  • Operating Temperature: -55°C to +150°C
  • Case Outline: 477AB, SOD-323FL

Buy the ON Semiconductor Series Zener Voltage: MM3Z18VB

Purchase the ON Semiconductor Zener Diode MM3Z18VB online today for high-precision voltage regulation in compact electronic applications. Its small, thin SMD package, wide voltage range from 2.4V to 75V, and Pb-Free matte tin finish make it ideal for surface-mount technology, ensuring durability and consistent performance. With a power dissipation of 200mW and a maximum junction temperature of 150°C, this diode guarantees reliable operation in various environments. Buy online now for fast delivery and trusted quality for your circuit protection and voltage regulation needs.

Get ON Semiconductor MM3Z18VB today—built for precision voltage regulation and reliable surface-mount performance.

Frequently Asked Questions

Where can I buy ONSEMI MM3Z18VB?

You can click on the BUY or RFQ button to purchase MM3Z18VB from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MM3Z18VB?

You can download the MM3Z18VB datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MM3Z18VB?

ONSEMI

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