STPS5045SG-TR STMicroelectronics Schottky Diode 45V 5A Dual SMC Package

STPS5045SG-TR Overview

The STPS5045SG-TR is a high-performance Schottky diode designed for efficient power management and fast switching applications. Featuring a 5A forward current rating and a low forward voltage drop, it offers excellent efficiency and reduced power loss in rectification circuits. Its robust design supports repetitive reverse voltage up to 45V, making it suitable for industrial and consumer electronics requiring reliable, high-speed switching. The compact SMC package ensures easy integration into various PCB layouts. For detailed specifications and sourcing, visit Fabricant de circuits intégrés.

STPS5045SG-TR Technical Specifications

Paramètres	Valeur	Unité
Tension inverse maximale répétitive (VRRM)	45	V
Maximum Average Forward Rectified Current (IF(AV))	5	A
Courant de pointe non répétitif (IFSM)	150	A
Forward Voltage Drop (VF) at IF = 5A	0.55	V
Operating and Storage Junction Temperature Range (TJ, Tstg)	-65 to +150	??C
Temps de récupération inverse (trr)	35	ns
Junction Capacitance (Cj)	90	pF
Paquet	SMC (Surface Mount)	–

STPS5045SG-TR Key Features

• High Forward Current Capacity: Supports up to 5A forward current, enabling reliable operation in power supply and converter circuits.
• Faible chute de tension avant : Minimizes conduction losses, enhancing overall system efficiency and reducing heat generation.
• Vitesse de commutation rapide : Reverse recovery time of 35ns allows for high-frequency operation in switching power supplies and circuits.
• Robust Voltage Ratings: Withstands repetitive peak reverse voltage up to 45V, ensuring stability under transient conditions.
• Compact Surface-Mount Package: The SMC form factor facilitates automated assembly and space-saving PCB designs.

Applications typiques

• Switch Mode Power Supplies (SMPS): Ideal for rectification stages that require fast switching diodes to improve efficiency and reduce electromagnetic interference.
• Battery Charging Circuits: Provides efficient current flow with low forward voltage drop, improving charging performance and thermal management.
• DC-DC Converters: Supports high-frequency switching with minimal losses, enhancing power conversion efficiency in portable and industrial devices.
• Freewheeling Diodes in Motor Drives: Enables rapid response and energy recovery in inductive load circuits, aiding motor control applications.

STPS5045SG-TR Advantages vs Typical Alternatives

The diode offers a significant advantage in power efficiency due to its low forward voltage drop and fast switching capability, reducing conduction and switching losses compared to standard silicon diodes. Its 5A current rating and 45V reverse voltage withstand make it highly reliable for industrial applications. The compact SMC package supports automated PCB assembly and better thermal dissipation, enhancing long-term operational stability over bulkier or less optimized alternatives.

STPS5045SG-TR Brand Info

The STPS5045SG-TR is part of STMicroelectronics’ portfolio of Schottky diodes engineered for power management and switching applications. STMicroelectronics is a global semiconductor leader known for its innovation in discrete and power devices. This product benefits from ST??s advanced manufacturing processes, ensuring consistent quality and performance. The diode??s design aligns with industry standards for robust, efficient power components used in automotive, industrial, and consumer electronics markets worldwide.

FAQ

What is the maximum forward current rating for the STPS5045SG-TR?

This diode supports a maximum average forward rectified current of 5 amperes, making it suitable for medium to high power applications requiring reliable current handling capability.

What is the significance of the low forward voltage drop in this diode?

The low forward voltage drop, typically around 0.55V at 5A, reduces conduction losses during operation. This improves overall system efficiency and lowers thermal dissipation, which