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ONSEMI MMBZ5255BLT1G Zener Voltage Regulator

The MMBZ5255BLT1G is a high-reliability Zener diode designed for voltage regulation in compact applications. Suitable for cellular phones, portable devices, and high-density PCBs, it features a 225 mW power rating, a Zener voltage range from 2.4 V to 91 V, and an SOT-23 surface mount package. It offers excellent ESD immunity (>16 KV), is RoHS compliant, and designed for automated assembly. The device’s corrosion-resistant finish ensures long-term durability, and it operates over -65°C to +150°C temperatures, making it ideal for various industrial and automotive applications.

Authorized Distributors
Source:Newark
Part No:MMBZ5255BLT1G.
Stock:36000
Inv Date:06-10-2026
Price: Unit price: $0.031
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Part No:MMBZ5255BLT1G
Stock:2929
Inv Date:06-10-2026
Price: Unit price: $0.17
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Part No:MMBZ5255BLT1G
Stock:2024
Inv Date:06-11-2026
Price: Unit price: $0.19
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Part No:MMBZ5255BLT1G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.1
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Part No:MMBZ5255BLT1G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.0176
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Part No:MMBZ5255BLT1G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.0176
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Part No:MMBZ5255BLT1G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.0233
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Part No:MMBZ5255BLT1G
Stock:424
Inv Date:06-11-2026
Price: N/A
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ONSEMI MMBZ5255BLT1G Zener Voltage Regulator Specifications:

  • Package Type: SOT-23 surface mount
  • Power Dissipation: 225 mW on FR-4 or FR-5 board, derated above 25°C by 1.8 mW/°C
  • Zener Voltage Range: 2.4 V to 91 V
  • Maximum Junction Temperature: +150°C
  • Storage Temperature Range: -65°C to +150°C
  • Case Material: Transfer-molded, thermosetting plastic
  • Finish: Corrosion resistant, easily solderable
  • Maximum Soldering Temperature: 260°C for 10 seconds
  • ESD Rating: Class 3 (>16 KV) per Human Body Model
  • RoHS Compliant, Halogen-Free, BFR-Free
  • Mechanical Dimensions: Typical length 2.9 mm, width 1.3 mm, height 0.9 mm
  • Lead Finish: Tin-plated
  • Thermal Resistance: Junction-to-ambient approximately 556 °C/W
  • Operating Temperature Range: -65°C to +150°C
  • Polarity: Cathode indicated by polarity band

Buy the On Semiconductor 225mW SOT-23 – Reliable Zener Voltage Regulator for Industrial Applications

Enhance your electronic designs with the reliable high-performance Zener voltage regulator. The MMBZ5255BLT1G in SOT-23 package delivers outstanding voltage stability, high ESD immunity, and broad voltage options suitable for industrial, automotive, and portable device applications. Its compact form factor allows for high-density assembly while maintaining excellent durability with corrosion-resistant finish. Safe and RoHS compliant, it is ideal for demanding environments, offering long-term reliability and precise voltage regulation for a wide range of electronic systems. Purchase online today to ensure optimal device performance.

Buy On Semiconductor MMBZ5255BLT1G now and experience unmatched reliability and performance in voltage regulation for high-density and automotive applications.

Frequently Asked Questions

Where can I buy ONSEMI MMBZ5255BLT1G?

You can click on the BUY or RFQ button to purchase MMBZ5255BLT1G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MMBZ5255BLT1G?

You can download the MMBZ5255BLT1G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MMBZ5255BLT1G?

ONSEMI

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