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STMICROELECTRONICS STPS40SM120CR Power Schottky Rectifier

The STPS40SM120C is a high-current power Schottky rectifier designed for efficient high-frequency switching power supplies. Packaged in TO-220AB narrow leads, it offers excellent low forward voltage drop and avalanche ratings, making it suitable for notebook, gaming, and desktop adapters. With a maximum repetitive peak reverse voltage of 120V and a forward current of 30A, this diode ensures energy-efficient operation at both low and high loads. Its compact design boosts performance in space-constrained applications, combining reliability and outstanding thermal characteristics for demanding power management circuits.

Authorized Distributors
Part No:STPS40SM120CR
Stock:989
Inv Date:06-12-2026
Price: Unit price: $2.97
Buy/RFQ:

STMICROELECTRONICS STPS40SM120CR Power Schottky Rectifier Specifications:

  • Repetitive peak reverse voltage: 120 V
  • Forward rms current: 30 A
  • Average forward current: 40 A at Tc=115°C
  • Surge non-repetitive forward current: 210 A
  • Maximum repetitive peak avalanche power: 1150 W
  • Maximum junction temperature: 150°C
  • Storage temperature range: -65°C to +175°C
  • Thermal resistance junction to case: 0.93°C/W
  • Forward voltage drop: 0.83 V at 20A, 0.63-0.69 V at 125°C
  • Reverse leakage current: 20-50 mA at 125°C
  • Package options: TO-220AB, I2PAK with narrow leads
  • ECOPACK®2 compliant for environmental standards

Buy the Buy STMicroelectronics STPS40SM120C Part Number STPS40SM120C Online

Order the high-performance power Schottky rectifier in TO-220AB package today. Designed for high-frequency switching and efficient power management, it features low forward voltage, high avalanche power, and excellent thermal stability. Ideal for notebook, gaming, and desktop adapters, this diode provides unmatched reliability and efficiency under demanding load conditions. Purchase online now to ensure your circuit achieves optimal energy efficiency, reduced heat generation, and long-term durability in space-constrained applications.

Get STMicroelectronics STPS40SM120C today—built for high current power switching with low forward voltage and high avalanche ratings.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS STPS40SM120CR?

You can click on the BUY or RFQ button to purchase STPS40SM120CR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part STPS40SM120CR?

You can download the STPS40SM120CR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of STPS40SM120CR?

STMICROELECTRONICS

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