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STPS3L40SY

Name: STPS3L40SY
Rating: 4.7 (12 reviews)

DIODE SCHOTTKY 40V 3A SMC

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資料表 STPS3L40SY DataSheet
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規格

Series	Q
Part Status	Active
Technology	Schottky
Voltage - DC Reverse (Vr) (Max)	40 V
Current - Average Rectified (Io)	3A
Voltage - Forward (Vf) (Max) @ If	500 mV @ 3 A
Speed	Fast Recovery =< 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	100 µA @ 40 V
Mounting Type	Surface Mount
Package / Case	DO-214AB, SMC
Supplier Device Package	SMC
Operating Temperature - Junction	-40°C ~ 150°C
Base Product Number	STPS3
Grade	Automotive

概述

Description

The STPS3L40SY is a Schottky diode manufactured by STMicroelectronics, designed for high-efficiency power management applications. It features a low forward voltage drop, making it suitable for use in switch-mode power supplies, rectification in power converters, and freewheeling applications.
Key specifications include a maximum reverse voltage of 40 volts, a forward current rating of up to 3 amps, and a low forward voltage drop, which enhances efficiency and reduces thermal generation. Its fast switching capability minimizes power losses, making it ideal for high-frequency applications.
The diode is housed in a surface-mount package, facilitating compact designs and improved thermal performance. It operates well in various environments, ensuring reliability in consumer electronics, industrial equipment, and automotive applications. Overall, the STPS3L40SY is an excellent choice for engineers seeking reliable, efficient rectification solutions in power electronics.

Features

The STPS3L40SY is a Schottky diode designed for high-efficiency applications. Key features include:
1. Voltage Rating: It has a reverse voltage rating of 40V, making it suitable for various power supply applications.
2. Current Rating: The diode can handle a continuous forward current up to 3A.
3. Low Forward Voltage Drop: It offers a low forward voltage drop, typically around 0.38V, which helps minimize power loss and improve efficiency.
4. Fast Switching: Its Schottky design allows for rapid switching, making it ideal for high-frequency operations.
5. Thermal Characteristics: The diode has a wide operating temperature range, enhancing reliability in diverse environments.
6. Package Type: Available in a DO-41 package, facilitating easy integration into circuits.
7. Robustness: It features good thermal performance and is resistant to voltage spikes, ensuring durability.
These attributes make the STPS3L40SY suitable for applications in power supplies, DC-DC converters, and battery management systems.

Package

The STPS3L40SY is packaged in a TO-220 format. This package type is suitable for high-power applications and provides efficient heat dissipation due to its metal tab, allowing for better thermal management in various electronic circuits.

Pinout

The STPS3L40SY is a Schottky diode with a pin count of 2. Its primary function is to provide high-efficiency rectification in power converters, voltage clamping, and reverse polarity protection applications.
The pins are typically designated as follows:
1. Anode (A) - This is where the current enters the diode.
2. Cathode (K) - This is the terminal through which current exits and is usually connected to a higher potential than the anode.
The STPS3L40SY is rated for a maximum reverse voltage of 40V and a forward current of up to 3A, making it suitable for numerous low-voltage, high-frequency applications. Its low forward voltage drop contributes to efficient operation and reduced thermal losses.

Manufacturer

The STPS3L40SY is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics specializes in designing and manufacturing a wide range of semiconductor products, including analog, digital, and mixed-signal devices. The company serves various markets, including automotive, industrial, consumer electronics, and communication. Founded in 1987 and headquartered in Geneva, Switzerland, STMicroelectronics is known for its innovation and commitment to sustainability in technology development.

Application

The STPS3L40SY is a Schottky barrier rectifier primarily used in power supply applications, such as switch-mode power supplies (SMPS), solar inverters, and battery chargers. Its low forward voltage drop and fast switching capabilities make it suitable for efficient rectification in DC-DC converters, LED drivers, and electric vehicle charging systems. Additionally, it is utilized in reverse polarity protection and as a freewheeling diode in various electronic circuits.

Equivalent

Equivalent products to the STPS3L40SY Schottky diode include the B140, MBR330, and 1N5820. These diodes offer similar specifications such as low forward voltage drop and fast switching capabilities. Always check the datasheet for specific parameters to ensure compatibility with your application.