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ONSEMI MMSZ5242BT1G Zener Diode

This comprehensive surface-mount Zener diode series offers 500 mW power rating in a compact SOD-123 package, suitable for high-density and automotive applications. Designed for thermal equilibrium operation, these devices feature a wide reverse voltage range from 2.4 V to 110 V, high ESD rating, and Pb-Free construction. Ideal for voltage regulation, surge suppression, and voltage stabilization in industrial systems, automotive electronics, and general-purpose circuits, ensuring reliable performance with robust thermal and mechanical characteristics suitable for automated assembly and demanding applications.

Authorized Distributors
Source:Newark
Part No:MMSZ5242BT1G
Stock:135000
Inv Date:06-10-2026
Price: Unit price: $0.023
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Source:DigiKey
Part No:MMSZ5242BT1G
Stock:69000
Inv Date:06-10-2026
Price: Unit price: $0.02
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Source:DigiKey
Part No:MMSZ5242BT1G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.03033
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Part No:MMSZ5242BT1G
Stock:13218
Inv Date:06-11-2026
Price: Unit price: $0.18
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Part No:MMSZ5242BT1G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.05
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Part No:MMSZ5242BT1G
Stock:66000
Inv Date:06-10-2026
Price: Unit price: $0.0175
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Part No:MMSZ5242BT1G
Stock:66000
Inv Date:06-10-2026
Price: Unit price: $0.0175
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Part No:MMSZ5242BT1G
Stock:1683000
Inv Date:06-10-2026
Price: Unit price: $0.0231
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Part No:MMSZ5242BT1G
Stock:1609
Inv Date:06-11-2026
Price: N/A
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ONSEMI MMSZ5242BT1G Zener Diode Specifications:

  • Power Rating: 500 mW on FR-4 or FR-5 board
  • Package: SOD-123, compact surface mount
  • Reverse Voltage Range: 2.4 V to 110 V
  • Maximum Case Temperature for Soldering: 260°C for 10 seconds
  • Polarity: Cathode marked with polarity band
  • Polarity: Cathode indicated by polarity band
  • Mechanical Case: Void-free transfer-molded plastic
  • Finish: Corrosion resistant, easily solderable
  • Operating Temperature Range: -85°C to +150°C
  • ESD Rating: Class 3 (>16 kV Human Body Model)
  • Maximum Junction Temperature: 150°C
  • Thermal Resistance Junction-to-Ambient: 340°C/W
  • Mounting: Suitable for automated PCB assembly
  • Compliance: AEC-Q101 qualified, PPAP capable
  • Certifications: UL 94 V-0 flammability rating
  • Lead-Free: Yes
  • Maximum power dissipation: 500 mW

Buy the Buy ON Semiconductor Zener Voltage Regulator Part Number MMSZ5242BT1G Online

Order the ON Semiconductor MMSZ5242BT1G Zener diode online today to enhance your power regulation and surge suppression systems. This 500 mW surface-mount device in a compact SOD-123 package offers wide voltage options from 2.4V to 110V, supporting robust circuit protection and voltage stabilization. Designed for high-density PCBs, it features excellent thermal management, a high ESD rating, and compliance with automotive and industrial standards. Secure your supply chain by purchasing directly online, ensuring quick delivery, competitive pricing, and reliable performance for demanding electronic applications.

Buy ON Semiconductor MMSZ5242BT1G now and experience unmatched reliability and high-density voltage regulation performance in your electronic designs.

Frequently Asked Questions

Where can I buy ONSEMI MMSZ5242BT1G?

You can click on the BUY or RFQ button to purchase MMSZ5242BT1G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MMSZ5242BT1G?

You can download the MMSZ5242BT1G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MMSZ5242BT1G?

ONSEMI

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