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ONSEMI SZMMSZ5257BT1G Zener Diode

The Zener voltage regulator diodes provide a reliable and compact surface mount solution with a 500 mW power rating, designed for high-density applications and automated assembly. These devices feature a wide reverse voltage range from 2.4 V to 110 V, are Pb-Free, and meet UL 94 V-0 flammability standards. Suitable for general purpose, medium current regulation, with a corrosion-resistant finish and a polarity band for correct installation. They operate at a maximum case temperature of 260°C for soldering and have an ESD rating of Class 3 (> 16 kV).

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Part No:SZMMSZ5257BT1G
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Inv Date:06-10-2026
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Inv Date:06-10-2026
Price: Unit price: $0.0646
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Part No:SZMMSZ5257BT1G
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Inv Date:06-10-2026
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Part No:SZMMSZ5257BT1G
Stock:3017
Inv Date:06-11-2026
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ONSEMI SZMMSZ5257BT1G Zener Diode Specifications:

  • Maximum Power Dissipation: 500 mW on FR-4 or FR-5 board
  • Zener Voltage Range: 2.4 V to 110 V @ Thermal Equilibrium
  • Package: SOD-123, transfer-molded plastic case
  • Maximum Soldering Temperature: 260°C for 10 Seconds
  • Polarity: Cathode indicated by polarity band
  • Maximum Junction Temperature: 150°C
  • Operating Temperature Range: -85°C to +150°C
  • Thermal Resistance, Junction-to-Ambient: 340°C/W
  • Thermal Resistance, Junction-to-Lead: 150°C/W
  • Flammability Rating: UL 94 V-0
  • ESD Rating: Class 3 (>16 kV)
  • Device is Pb-Free, with corrosion resistant finish and easy solderability
  • Designed for automatic high-density PCB assembly
  • Safe for automotive and industrial applications, with AEC–Q101 qualification

Buy the ON Semiconductor Series SZ Zener Voltage Regulator Diode: SZMMSZ5257BT1G

Purchase the ON Semiconductor SZMMSZ5257BT1G Zener diode online today and enhance your electronic circuitry with a reliable, high-quality component. Designed for stable voltage regulation, this device offers a broad voltage range from 2.4 V to 110 V, with a 500 mW power rating, ensuring robust performance in automation, industrial, and automotive circuits. Its surface-mount SOD-123 package supports efficient automated assembly, saving valuable space. Trust this Pb-Free, thermally robust diode for durable, high-density applications, and enjoy fast delivery and seamless online ordering.

Get ON Semiconductor SZMMSZ5257BT1G today—built for precision and long-lasting durability in power regulation applications.

Frequently Asked Questions

Where can I buy ONSEMI SZMMSZ5257BT1G?

You can click on the BUY or RFQ button to purchase SZMMSZ5257BT1G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part SZMMSZ5257BT1G?

You can download the SZMMSZ5257BT1G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of SZMMSZ5257BT1G?

ONSEMI

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