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ONSEMI 1N5242BTR Zener Diode

These Zener diodes operate within a standard glass DO-35 package, supporting power dissipation up to 500 mW and junction temperatures from -65°C to +200°C. They feature a maximum power derating of 40 mW/°C above 50°C, and lead temperatures up to +230°C. Suitable for voltage regulation and surge suppression in electronic circuits, they are marked with a color band to indicate cathode polarity, with ratings and specifications validated for reliable operation across diverse industrial applications and high-temperature environments. The diodes are essential components for voltage stabilization and transient suppression in power supplies and electronic control systems.

Authorized Distributors
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Part No:1N5242B-TR
Stock:1605
Inv Date:06-10-2026
Price: Unit price: $0.381
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Part No:1N5242BTR
Stock:10042
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Price: Unit price: $0.107
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Source:DigiKey
Part No:1N5242B-TR
Stock:30000
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Price: Unit price: $0.0905
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Part No:1N5242B/TR
Stock:0
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Price: Unit price: $2.6026
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Part No:1N5242BT/R
Stock:10000
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Price: Unit price: $0.04
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Source:DigiKey
Part No:1N5242BTR
Stock:106536
Inv Date:06-10-2026
Price: Unit price: $0.02907
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Source:DigiKey
Part No:1N5242BTR
Stock:43000
Inv Date:06-10-2026
Price: Unit price: $0.03
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Part No:1N5242B/TR
Stock:254
Inv Date:06-11-2026
Price: Unit price: $2.37
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Part No:1N5242BTR
Stock:25134
Inv Date:06-11-2026
Price: Unit price: $0.16
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Authorized Distributors
Part No:1N5242B-TR
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Price: Unit price: $0.44
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Part No:1N5242B-TR
Stock:22715
Inv Date:06-10-2026
Price: Unit price: $0.02
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Part No:1N5242BTR
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Inv Date:06-10-2026
Price: Unit price: $0.0836
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Part No:1N5242BTR
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Inv Date:06-10-2026
Price: Unit price: $0.0836
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Part No:1N5242BTR
Stock:45000
Inv Date:06-11-2026
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Part No:1N5242B-TR
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Inv Date:06-10-2026
Price: Unit price: $0.0679
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Part No:1N5242B-TR
Stock:26770
Inv Date:06-11-2026
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Part No:1N5242BTR
Stock:30000
Inv Date:06-10-2026
Price: Unit price: $0.0242
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ONSEMI 1N5242BTR Zener Diode Specifications:

  • Power Dissipation: 500 mW
  • Derate above 50°C: 40 mW/°C
  • Storage Temperature Range: -65°C to +200°C
  • Operating Junction Temperature Range: -65°C to +200°C
  • Lead Temperature (10 seconds): +230°C
  • Package: DO-35 glass case
  • Maximum voltage: Ranges from 2.28V to 58.8V depending on model
  • Marking: Color band denotes cathode
  • Device marking: F - Fairchild logo, device code (e.g., 22, 23, 24), voltage rating as per model
  • Device series: 1N5242B to 1N5263B
  • Maximum voltage: Up to 58.8V
  • Maximum current: Approximately 1.2A to 150mA depending on model

Buy the Fairchild 1N5242B U+2013 Reliable Zener Diodes for Industrial Applications

Purchase the Fairchild Series 1N5242B Zener diode online today and enhance your power regulator or transient suppression system with a reliable, high-quality component. Designed for applications requiring stable voltage regulation, these diodes feature a DO-35 glass package, supporting up to 500mW power dissipation and operating over a melting temperature range of -65°C to +200°C. They are suitable for high-temperature environments, surge suppression, and precision voltage regulation in industrial, consumer, and control electronics, ensuring long-term performance and safety in your electronic systems.

Order your Fairchild Series 1N5242B high-voltage Zener diode today and ensure robust voltage regulation for your industrial projects.

Frequently Asked Questions

Where can I buy ONSEMI 1N5242BTR?

You can click on the BUY or RFQ button to purchase 1N5242BTR from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part 1N5242BTR?

You can download the 1N5242BTR datasheet or visit the ONSEMI website for support.

Who is the manufacturer of 1N5242BTR?

ONSEMI

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