1N5819

$0.18

Description：DIODE SCHOTTKY 40V 1A DO41
Series：-
Mfr：STMicroelectronics
Package：Cut Tape (CT),Tape & Box (TB)

SKU:0609d1635fac Category: Single Diodes Brand: STMicroelectronics

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

Product Detailed Parameters

Description：DIODE SCHOTTKY 40V 1A DO41
Series：-
Mfr：STMicroelectronics
Package：Cut Tape (CT),Tape & Box (TB)
Technology：Schottky
Voltage - DC Reverse (Vr) (Max)：40 V
Current - Average Rectified (Io)：1A
Voltage - Forward (Vf) (Max) @ If：550 mV @ 1 A
Speed：Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr)：-
Current - Reverse Leakage @ Vr：500 µA @ 40 V
Capacitance @ Vr, F：-
Mounting Type：Through Hole
Package / Case：DO-204AL, DO-41, Axial
Supplier Device Package：DO-41
Operating Temperature - Junction：150°C (Max)
Grade：-
Qualification：-

Download product information

1N5819

Overview

The STMicroelectronics 1N5819 is a 40 V, 1 A axial power Schottky rectifier designed for switch mode power supplies and high frequency DC to DC converters. Packaged in DO-41, it features very small conduction losses, negligible switching losses, and extremely fast switching speeds. The device offers low forward voltage drop and specified avalanche capability, making it suitable for low voltage, high frequency inverters, free wheeling, polarity protection, and small battery chargers.

Feature Summary

Extremely fast switching with negligible switching losses
Low forward voltage drop for reduced conduction losses
Specified avalanche capability for enhanced robustness

Applications

Switch Mode Power Supplies
High frequency DC to DC converters
Low voltage, high frequency inverters
Free wheeling applications
Polarity protection circuits
Small battery chargers

Procurement Notes

Verify the current manufacturing status of the 1N5819 as it may be classified as obsolete by the manufacturer. Confirm availability through authorized distributors or alternative sources if direct procurement from STMicroelectronics is restricted. Ensure that any substitute components meet the original electrical specifications and package requirements for your specific application design.

Selection Notes

Select this component for applications requiring low voltage rectification with high efficiency due to its Schottky technology. The DO-41 axial package is suitable for through-hole mounting. Consider the 40 V reverse voltage rating and 1 A average rectified current limits when designing the circuit to ensure reliable operation under expected load conditions.

Part Context

This part belongs to the 1N5819 series of Schottky diodes manufactured by STMicroelectronics. It is an axial power rectifier intended for general-purpose rectification in low voltage applications. The device utilizes silicon Schottky barrier technology to achieve superior performance compared to standard PN junction diodes in terms of speed and forward voltage characteristics.