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ONSEMI SZMMSZ5242BT1G Zener Regulator

The Zener voltage regulator is a 500 mW surface-mount device in a SOD-123 package, suitable for high-density applications. It features a wide voltage range from 2.4 V to 110 V at thermal equilibrium, with automotive-grade variants available. Designed for reliable performance with UL 94 V-0 flammability, corrosion-resistant finish, and an ESD rating of over 16 kV. Ideal in electronic circuits needing voltage stabilization, these devices provide medium current regulation, easy soldering, and heat resistance up to 260°C.

Authorized Distributors
Source:Newark
Part No:SZMMSZ5242BT1G
Stock:3000
Inv Date:06-10-2026
Price: N/A
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Source:DigiKey
Part No:SZMMSZ5242BT1G
Stock:8855
Inv Date:06-10-2026
Price: Unit price: $0.06681
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Part No:SZMMSZ5242BT1G
Stock:48128
Inv Date:06-11-2026
Price: Unit price: $0.34
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Part No:SZMMSZ5242BT1G
Stock:3000
Inv Date:06-10-2026
Price: Unit price: $0.0461
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Part No:SZMMSZ5242BT1G
Stock:3000
Inv Date:06-10-2026
Price: Unit price: $0.0461
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Part No:SZMMSZ5242BT1G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.0623
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Part No:SZMMSZ5242BT1G
Stock:13195
Inv Date:06-11-2026
Price: N/A
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ONSEMI SZMMSZ5242BT1G Zener Regulator Specifications:

  • Package: SOD-123 plastic surface-mount
  • Power Dissipation: 500 mW at 75°C
  • Voltage Range: 2.4 V to 110 V @ thermal equilibrium
  • Maximum Soldering Temperature: 260°C for 10 seconds
  • Polarity: Cathode indicated by polarity band
  • Flammability Rating: UL 94 V-0
  • Thermal Resistance: Junction-to-ambient 340°C/W
  • Maximum Case Temperature for Soldering: 260°C
  • Maximum Operating Junction Temperature: +150°C
  • Reverse Current: Varies with voltage, under specified limits
  • ESD Rating: Class 3 (>16 kV Human Body Model)
  • Device Material: Tin-plated, corrosion-resistant plastic case
  • Designed for automotive and industrial applications
  • Meets Pb-Free standards
  • Mechanical: Transfer-molded, void-free plastic case

Buy the ON Semiconductor Series Zener Voltage Regulator: MMSZ5242BT1G

Discover the high-performance Zener regulator in surface-mount SOD-123 package from ON Semiconductor. With a power rating of 500 milliwatts and a voltage range from 2.4 V up to 110 V, it is ideal for compact circuit designs requiring stable voltage regulation. Suitable for automotive, industrial, and consumer electronics, it features corrosion-resistant finish, excellent heat resistance up to 260°C, and UL 94 V-0 flammability rating. Easy to solder, with proven durability, this device ensures reliable performance for demanding applications.

Get ON Semiconductor MMSZ5242BT1G today—built for precision voltage regulation and long-lasting durability in compact surface-mount form.

Frequently Asked Questions

Where can I buy ONSEMI SZMMSZ5242BT1G?

You can click on the BUY or RFQ button to purchase SZMMSZ5242BT1G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part SZMMSZ5242BT1G?

You can download the SZMMSZ5242BT1G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of SZMMSZ5242BT1G?

ONSEMI

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