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ONSEMI 1N459 Small Signal Diode

The 1N459 small signal diode features a maximum repetitive reverse voltage of 200V, average rectified forward current of 500mA, and a forward voltage of 1.0V at 3mA. It handles peak surge currents up to 40A with a non-repetitive peak forward surge current of 1.0A. Operating junction temperature reaches 175°C, and storage temperature ranges from -65°C to +200°C. The diode offers low reverse leakage current of 25nA at 75V and features a total capacitance of 6.0pF. Ideal for high-speed switching and protection in electronic circuits.

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Part No:1N459
Stock:2752
Inv Date:06-10-2026
Price: Unit price: $0.014
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Part No:1N459
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Inv Date:06-10-2026
Price: Unit price: $104.966
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Source:DigiKey
Part No:1N459
Stock:30000
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Price: Unit price: $111.83
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Part No:1N459
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Inv Date:06-11-2026
Price: Unit price: $95.42
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Inv Date:06-11-2026
Price: Unit price: $0.19
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Part No:1N459
Stock:0
Inv Date:06-10-2026
Price: Unit price: $245.38
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Part No:1N459
Stock:0
Inv Date:06-10-2026
Price: Unit price: $245.38
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ONSEMI 1N459 Small Signal Diode Specifications:

  • Repetitive Reverse Voltage: 200 V
  • Average Rectified Forward Current: 500 mA
  • Peak Forward Surge Current: 1.0 A (1.0 second), 40 A (1.0 microsecond)
  • Storage Temperature Range: -65°C to +200°C
  • Operating Junction Temperature: 175°C
  • Reverse Leakage Current at 75V: 25 nA
  • Total Capacitance: 6.0 pF at Vp = 0 and f = 1.0 MHz
  • Power Dissipation: 500 mW
  • Junction to Ambient Thermal Resistance: 300°C/W
  • Breakdown Voltage: 200 V
  • Forward Voltage: 1.0 V at 3mA and 100mA
  • Temperature Ratings and Pulse Capabilities are based on maximum junction temperature of 200°C, with pulse testing recommended for low duty cycle operations.

Buy the ON Semiconductor 1N459 Reliable Small Signal Diode for Industrial Applications

Purchase the ON Semiconductor 1N459 diode today and enhance your electronic design with a high-performance component. Offering a maximum reverse voltage of 200V, 500mA forward current, and low leakage, it is ideal for high-speed switching, circuit protection, and precision applications. Its robust construction supports operating temperatures up to 175°C and storage up to 200°C. Designed for reliability, this diode ensures optimal circuit performance, low power loss, and excellent surge handling. Order now to improve your device’s resilience and efficiency with this trusted component.

Buy ON Semiconductor 1N459 small signal diode now and experience unmatched reliability and performance in your electronic circuits.

Frequently Asked Questions

Where can I buy ONSEMI 1N459?

You can click on the BUY or RFQ button to purchase 1N459 from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part 1N459?

You can download the 1N459 datasheet or visit the ONSEMI website for support.

Who is the manufacturer of 1N459?

ONSEMI

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