STD5N25K3

Product Overview

STD5N25K3 is an STMicroelectronics MDmesh K3 N-channel Power MOSFET designed for high-efficiency power switching applications. Featuring advanced vertical DMOS technology, low on-resistance, high avalanche capability and excellent dynamic performance, this device provides reliable switching operation in compact DPAK packaging. It is suitable for switch-mode power supplies, power converters, adapters, lighting systems and industrial power control applications.

Key Features

• Manufacturer: STMicroelectronics

• Part Number: STD5N25K3

• Product Type: N-Channel Power MOSFET

• Series: MDmesh K3

• Technology: Advanced Vertical DMOS Technology

• Drain-Source Voltage (VDS): 250V

• Drain Current (ID): Approx. 5A

• Drain-Source On-State Resistance (RDS(on)): Low resistance design for reduced conduction loss

• Gate Charge: Optimized for high-speed switching performance

• Package Type: DPAK (TO-252)

• Mounting Type: Surface Mount Device (SMD)

• Avalanche Capability: 100% avalanche tested

• Switching Performance: High dv/dt capability and fast switching response

• Capacitance: Low intrinsic capacitance for improved efficiency

• Diode Performance: Improved body diode reverse recovery characteristics

• Protection Feature: Zener-protected gate structure

• Operating Temperature Range: -55°C to +150°C

• RoHS Status: RoHS compliant

• Features: Low switching losses, high reliability and compact package design

• Typical Applications: SMPS, power adapters, lighting drivers, DC-DC converters and industrial power systems

• Datasheet: STD5N25K3 datasheet PDF available for technical verification before production use. 

Applications

STD5N25K3 is designed for efficient power switching applications requiring low conduction loss and fast switching capability. Typical applications include offline switch-mode power supplies, AC/DC converters, LED lighting drivers, battery chargers, industrial control equipment and other power management systems. 

Quality & Sourcing

Antrex Electronics can support STD5N25K3 sourcing with stock availability checks, RFQ quotation, package confirmation, date code review and shipment arrangement. For project-based purchasing, customers can provide quantity requirements, delivery schedules, application details and technical specifications for faster quotation support.

For quality assurance, Antrex Electronics can assist with product photos, marking verification, visual inspection and third-party testing services when required. OEM manufacturers, industrial equipment suppliers, repair centers and electronic component buyers are welcome to submit BOM lists or hard-to-find semiconductor requirements for sourcing assistance.