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STMICROELECTRONICS STS1DNC45 High Voltage Power MOSFET

The SuperMESH™ power MOSFET is a high-voltage, low on-resistance device designed for demanding applications like switch mode power supplies, DC-DC converters, and low power battery chargers. Optimized through advanced layout techniques, it offers excellent dv/dt capability and minimized gate charge for improved switching performance. Its high voltage rating of 450V and low Rds(on) make it suitable for efficient power management in various electronic systems, providing reliable operation within a maximum junction temperature of 150°C, supported by robust thermal and avalanche characteristics.

Authorized Distributors
Source:DigiKey
Part No:STS1DNC45
Stock:3272
Inv Date:06-11-2026
Price: Unit price: $2.68
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Part No:STS1DNC45
Stock:956
Inv Date:06-12-2026
Price: Unit price: $2.68
Buy/RFQ:
Part No:STS1DNC45
Stock:5000
Inv Date:06-11-2026
Price: Unit price: $0.925
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STMICROELECTRONICS STS1DNC45 High Voltage Power MOSFET Specifications:

  • Drain-source Voltage: 450 V
  • Gate-Source Voltage: +30 V
  • Drain Current (continuous, 25°C): 0.40 A
  • Drain Current (continuous, 100°C): 0.25 A
  • Pulsed Drain Current: 1.6 A
  • Total Dissipation at 25°C: 1.6 W (dual operation), 2 W (single operation)
  • Thermal Resistance Junction-ambient Max (single): 62.5 °C/W
  • Thermal Resistance Junction-ambient Max (dual): 78 °C/W
  • Max Operating Junction Temperature: 150 °C
  • Storage Temperature Range: -65 to 150 °C
  • Avalanche Current: 0.4 A
  • Single Pulse Avalanche Energy: 30 mJ
  • Gate Threshold Voltage: 2.3 to 3.7 V
  • Static Drain-source On Resistance: 44 to 45 mΩ at Vgs = 10 V
  • Input Capacitance: 160 pF
  • Output Capacitance: 27.5 pF
  • Reverse Transfer Capacitance: 47 pF
  • Switching Times (Turn-on delay): 6.7 ns, Rise time: 4 ns
  • Gate Charge (Vgs = 10 V): 7-10 nC
  • Reverse Recovery Time: 225 ns

Buy the Buy STMicroelectronics SuperMESH Power MOSFET Part Number STS1DNC45 Online

Purchase the STMicroelectronics STS1DNC45 power MOSFET online today. Designed for switch mode power supplies, DC-DC converters, and low power chargers, this device features high 450V voltage rating, low Rds(on), efficient switching, and minimized gate charge. Its robust thermal and avalanche ratings ensure durability and reliable performance under demanding conditions. Ideal for engineers requiring efficient power management solutions, the STS1DNC45 provides fast switching times and high current capabilities, making it an essential component for modern electronic systems seeking optimal reliability and efficiency.

Get STS1DNC45 today—built for high voltage switching, low Rds(on), and reliable power management in demanding electronics applications.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS STS1DNC45?

You can click on the BUY or RFQ button to purchase STS1DNC45 from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part STS1DNC45?

You can download the STS1DNC45 datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of STS1DNC45?

STMICROELECTRONICS

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