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STMICROELECTRONICS STTH1R04U Ultrafast Recovery Diode

This ultrafast recovery diode rated at 1A and 400V is optimized for switching mode base drive and transistor circuits. Its features include negligible switching losses, low forward voltage of approximately 0.9V, and a maximum junction temperature of 175°C, making it suitable for high-frequency inverters, freewheeling, and polarity protection. Packaged in SMA, SMB, and DO-41 forms, it ensures efficient performance in telecommunication power supplies and switching applications. Designed with environmentally friendly ECOPACK® packaging, it provides reliable and efficient electrical operation in demanding industrial environments.

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Source:Newark
Part No:STTH1R04U
Stock:334
Inv Date:06-11-2026
Price: Unit price: $0.597
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Source:DigiKey
Part No:STTH1R04U
Stock:7512
Inv Date:06-11-2026
Price: Unit price: $0.58
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Part No:STTH1R04U
Stock:9767
Inv Date:06-12-2026
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Part No:STTH1R04U
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.0747
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Part No:STTH1R04U
Stock:7586
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS STTH1R04U Ultrafast Recovery Diode Specifications:

  • Repetitive peak reverse voltage: 400 V
  • Average forward current: 1.0 A
  • Maximum operating junction temperature: 175°C
  • Forward voltage drop: typ 0.9 V at 1A
  • Reverse recovery time: typ 14 ns
  • Storage temperature range: -65°C to +175°C
  • Surge non-repetitive forward current: 30 A
  • Package types: DO-41, DO-15, SMA, SMB
  • Junction to lead thermal resistance: 55°C/W (DO-41), 50°C/W (DO-15), 35°C/W (SMA), 25°C/W (SMB)
  • Lead length: approximately 10 mm for axial packages
  • Engineered with lead-free ECOPACK® technology for environmental compliance
  • Dimensions: Refer to datasheet for detailed package sizes
  • Material: UL94V-0 compliant epoxy

Buy the STMicroelectronics STTH1R04U – Reliable Ultrashort Recovery Diode for Industrial Applications

Purchase the high-performance ultrafast recovery diode STTH1R04U online today to ensure your circuits operate efficiently. With a 400V rating, 1A current capacity, and fast 14 ns recovery time, this diode is perfect for high-frequency inverters, freewheeling, and polarity protection systems. Its robust design and environmentally friendly ECOPACK® packaging guarantee reliable operation in demanding industrial environments. Order now for quick delivery and enhance the performance of your switching circuits with trusted technology from STMicroelectronics.

Buy STMicroelectronics STTH1R04U now and experience unmatched reliability and performance in high-frequency switching and power protection circuits.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS STTH1R04U?

You can click on the BUY or RFQ button to purchase STTH1R04U from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part STTH1R04U?

You can download the STTH1R04U datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of STTH1R04U?

STMICROELECTRONICS

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