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STPS140U
+BOMDIODE SCHOTTKY 40V 1A SMB
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ManufacturerSTMicroelectronics
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Mfr. Part #STPS140U
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Datasheet STPS140U DataSheet
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Package DO-214AA
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In Stock1681
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| DiodeType | Schottky |
| Voltage-DCReverse(Vr)(Max) | 40 V |
| Current-AverageRectified(Io) | 1A |
| Voltage-Forward(Vf)(Max)@If | 550 mV @ 1 A |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) |
| Current-ReverseLeakage@Vr | 12 µA @ 40 V |
| MountingType | Surface Mount |
| Package/Case | DO-214AA, SMB |
| SupplierDevicePackage | SMB |
Overview
Description
Equivalent
1. Vishay SS14
2. ON Semiconductor MBRS140
3. Diodes Incorporated B140
4. Micro Commercial Components (MCC) SK14
These equivalents have similar specifications in terms of voltage, current ratings, and package type, making them suitable substitutes in many applications. Always verify specific electrical characteristics and package dimensions before substitution.
Features
1. Voltage and Current Ratings: It has a reverse voltage rating of 40V and a current rating of 1A.
2. Low Forward Voltage Drop: This characteristic ensures higher efficiency in power applications, reducing power loss.
3. High Surge Capability: It can handle higher surge currents, making it suitable for applications with transient loads.
4. Surface Mount Package: The STPS140U is typically available in a surface-mount DO-214AC (SMA) package, which is compact and suitable for automated PCB assembly.
5. High Temperature Operation: It can operate at junction temperatures up to 150°C, which allows for greater reliability in high-temperature environments.
6. Applications: Commonly used in power supplies, DC/DC converters, and battery-powered devices where efficiency is critical.
These features make the STPS140U ideal for applications that require efficient power conversion while maintaining compact form factors.
Pinout
Pin Functions:
1. Pin 1 (Anode): This is the positive terminal through which current enters the diode when it is forward-biased.
2. Pin 2 (Cathode): This is the negative terminal through which current exits the diode when it is forward-biased. The cathode is typically marked with a band on the diode body for easy identification.
The STPS140U is commonly used in power supply applications for its ability to efficiently rectify AC to DC, offering low forward voltage drop and fast switching capabilities. It is well-suited for use in applications such as power adapters, battery chargers, and other circuits requiring energy-efficient rectification.
Manufacturer
STMicroelectronics produces a variety of semiconductor solutions for different markets, including automotive, industrial, personal electronics, and communications equipment. Their product portfolio encompasses microcontrollers, sensors, power management devices, and discrete components, among others.
The company is known for its commitment to innovation, sustainability, and customer satisfaction, positioning itself as a key player in the semiconductor industry.
Application
1. Switching Power Supplies: For improved efficiency and reduced heat generation.
2. DC-DC Converters: Ideal for use in these converters due to fast switching capabilities.
3. Reverse Battery Protection: Protects circuits by preventing reverse current flow.
4. Solar Panels: Used in blocking diodes to prevent discharge from the battery.
5. Automotive Applications: Suitable for power management and regulation systems.
6. Portable Devices: Supports compact designs with high efficiency.
These applications benefit from the STPS140U's ability to handle high frequencies and its low power loss characteristics.