Andrew
Andrew Content Marketer
On Oct 13, 2025

STPS4045CW Schottky Diodes & Rectifiers by STMicroelectronics – Efficient Power Conversion

The Schottky Diodes & Rectifiers STPS4045CW by STMicroelectronics are designed for high-efficiency power conversion, low forward voltage drop, and fast switching performance. As part of STMicroelectronics’ advanced Semiconductors range, these Diodes & Rectifiers deliver excellent performance in power supplies, converters, and industrial systems.

In this blog, we’ll explore specifications, features, applications, design integration, a real-world use case, and why Xon Electronics is your trusted source for genuine STMicroelectronics devices.


Technical Specifications of STPS4045CW

  • Manufacturer: STMicroelectronics

  • Part Number: STPS4045CW

  • Type: Schottky Diodes & Rectifiers by STMicroelectronics

  • Category: Semiconductors, Discrete Semiconductors, Diodes & Rectifiers

  • Configuration: Dual Common Cathode

  • Average Forward Current (IF(AV)): 2 × 20A

  • Reverse Voltage (VRRM): 45V

  • Forward Voltage Drop (VF): 0.58V (typical at 20A)

  • Reverse Leakage Current (IR): 200 µA (max at 25°C)

  • Operating Temperature Range: -65°C to +150°C

  • Package Type: TO-247


Key Features of STPS4045CW

  • High-efficiency Schottky Diodes & Rectifiers by STMicroelectronics for power conversion

  • Low forward voltage drop reduces power loss and heat generation

  • Fast reverse recovery time ideal for high-frequency applications

  • Dual common-cathode design for compact circuit integration

  • Excellent thermal stability for industrial-grade reliability


Applications of STPS4045CW

The STPS4045CW Schottky Diodes & Rectifiers by STMicroelectronics are widely used in:

  • Switch Mode Power Supplies (SMPS)

  • DC/DC Converters

  • Battery Chargers and Inverters

  • Motor Control Circuits

  • Industrial Power Systems

These Diodes & Rectifiers are ideal for applications requiring efficiency, high current handling, and fast switching performance.


Design and Integration Overview

  • Configuration: Dual Schottky design enhances circuit efficiency

  • Mounting: TO-247 package ensures excellent heat dissipation

  • Performance: Optimized for low voltage drop and high current output

The Schottky Diodes & Rectifiers by STMicroelectronics enable designers to achieve higher power efficiency in compact electronic systems.


Use Case Scenario: High-Efficiency Power Supply Unit

Scenario: A power equipment manufacturer needed reliable Schottky Diodes & Rectifiers for their high-current SMPS design.
Problem: Conventional diodes caused high power loss and heat issues.
Solution: The STPS4045CW Schottky Diodes & Rectifiers by STMicroelectronics offered low VF and high switching efficiency.
Result: Reduced thermal loss, improved conversion efficiency, and enhanced reliability in continuous operation.


Download Datasheet for STPS4045CW

Get the complete technical and thermal specifications here:

Download the STPS4045CW Schottky Diodes & Rectifiers by STMicroelectronics Datasheet from Xon Electronics.


Why Buy from Xon Electronics?

At Xon Electronics, we supply genuine STMicroelectronics components, including the STPS4045CW Schottky Diodes & Rectifiers by STMicroelectronics, with:

  • 100% Authentic STMicroelectronics Devices
  • Global Shipping – USA, India, Australia, Europe & more
  • OEM & Distributor Bulk Pricing
  • Expert Technical Guidance
  • Secure Online Ordering

Order today from www.xonelec.com for premium Semiconductors and Diodes & Rectifiers trusted worldwide.


Conclusion

The STPS4045CW Schottky Diodes & Rectifiers by STMicroelectronics deliver outstanding efficiency, thermal stability, and fast recovery performance, making them ideal for power conversion and industrial systems. These Discrete Semiconductors are a top choice for engineers seeking reliability and performance. Available now at Xon Electronics with worldwide delivery.


FAQs – STPS4045CW Schottky Diodes & Rectifiers

Q1. What is the configuration of STPS4045CW?
It’s a dual common-cathode Schottky Diode design.

Q2. What is the average forward current rating?
It can handle up to 40A total (2 × 20A).

Q3. Where is it typically used?
In SMPS, converters, and industrial power electronics.

Q4. What makes Schottky diodes efficient?
Their low forward voltage drop and fast recovery time reduce power loss.

Q5. Where can I buy globally?
From www.xonelec.com, with fast shipping to USA, India, Australia, Europe, and other countries.




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