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1N5819W

Name: 1N5819W
Rating: 4.7 (12 reviews)

1A, 45V, SOD-123FL, SCHOTTKY REC

製造商
製造商。部分 #1N5819W
包 SOD-123F
資料表 1N5819W DataSheet
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規格

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	500 mV @ 1 A
Speed	Fast Recovery =< 500ns, > 200mA (Io)
Current-ReverseLeakage@Vr	100 µA @ 40 V
Capacitance@VrF	110pF @ 4V, 1MHz
MountingType	Surface Mount
Package/Case	SOD-123F
SupplierDevicePackage	SOD-123FL

概述

Description

The 1N5819W is a Schottky barrier rectifier diode widely used in power applications due to its low forward voltage drop and fast switching capabilities. It typically has a maximum repetitive reverse voltage of 40 volts and a forward current rating of 1 ampere. The "W" in its designation indicates a package type or specific feature, often signifying a surface mount configuration suitable for compact designs.
Schottky diodes like the 1N5819W are favored for their efficiency in applications such as power supplies, rectification in AC to DC conversion, and in circuits where low voltage drop is critical, such as in battery chargers and solar panels. Their fast recovery time minimizes power loss and improves overall circuit performance. The diode's construction allows it to handle high-frequency signals effectively, making it suitable for various electronic applications. Proper heat dissipation techniques are essential to prevent thermal failure, especially in high-load environments.

Features

The 1N5819W is a Schottky barrier rectifier diode notable for its low forward voltage drop and fast switching speed. Key features include:
- Voltage Rating: It can handle a reverse voltage of up to 40V.
- Current Rating: Continuous forward current capability is typically rated at 1A.
- Forward Voltage Drop: Offers a low forward voltage drop (approximately 0.45V at 1A), which enhances efficiency.
- Temperature Range: Operating temperature can range from -55°C to +125°C.
- Package: The "W" suffix indicates a specific package type, commonly a DO-41 or similar, suited for through-hole mounting.
- Fast Recovery: Ideal for high-frequency applications due to its rapid recovery time.
- Applications: Widely used in power supplies, rectification in switching power converters, and in circuits requiring efficient power management.
Overall, the 1N5819W is a reliable choice for applications where efficiency and speed are critical.

Package

The 1N5819W is packaged in a DO-41 (DO-204AC) format, which is a standard glass package for diodes. It features a cylindrical shape with axial leads for through-hole mounting. This package is designed for durability and heat dissipation in various electronic applications.

Pinout

The 1N5819W is a Schottky barrier rectifier diode. It typically comes in a DO-41 package, which has two pins.
Pin Count and Function:
1. Anode (A): This is the positive connection of the diode. It allows current to flow into the diode when the voltage at this pin is higher than the cathode.
2. Cathode (K): This is the negative connection, marked with a band on the diode. It allows current to flow out of the diode when the anode is positively biased.
Key Specifications:
- Reverse Voltage: up to 40V
- Forward Current: up to 1A
- Forward Voltage Drop: approximately 0.45V at 1A
The 1N5819W is commonly used for power rectification and protection applications due to its low forward voltage drop and fast switching capabilities.

Manufacturer

The 1N5819W is a Schottky barrier rectifier diode manufactured by various semiconductor companies, with one of the prominent manufacturers being ON Semiconductor. ON Semiconductor is a global supplier of semiconductor-based solutions, specializing in energy-efficient electronics. The company provides a wide range of products, including power management, analog, and logic devices, serving multiple industries such as automotive, industrial, and consumer electronics. They focus on innovation and sustainability, developing technologies that enhance energy efficiency and performance in electronic systems.

Application

The 1N5819W is a Schottky diode, commonly used in applications such as power rectification, solar panel systems, and battery chargers due to its low forward voltage drop and fast switching speed. It is ideal for high-frequency applications and can be found in power supply circuits, protection circuits, and as a flyback diode in inductive load switching. Its efficiency makes it suitable for use in energy-efficient devices and automotive electronics.

Equivalent

The 1N5819W is a Schottky diode. Equivalent products include the 1N5817, 1N5818, and the 1N5820. Other alternatives are the SS14, B140, and MBRS130. Ensure the voltage and current ratings match your application when selecting an equivalent.