What are the primary applications for the B5819W?

It is primarily used in low-voltage rectification, high-efficiency DC/DC conversion, and low-power consumption electronic circuits.

What should engineers review before using the B5819W?

Engineers should review the forward voltage characteristics at their specific operating current and ensure the junction temperature remains within the 125°C limit.

What are the key specifications of the B5819W?

Key specs include a 40V peak reverse voltage, 1A average rectified current, 0.6V forward voltage at 1A, and a 9A non-repetitive peak forward surge current.

What should sourcing teams check before buying B5819W?

Check lifecycle (Active), compliance data, distributor availability, and approved-source coverage. Current sourcing signal: Low; readiness: high_availability.

What is the pinout of B5819W?

Use the B5819W datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about B5819W pinout to locate pins, power rails, and interface signals before layout.

B5819W Datasheet, Specs, Alternatives & ECAD | GOODWORK

AI summary

The B5819W is a standard 40V, 1A Schottky diode in a SOD-123 package, widely used for efficient low-voltage rectification.

Best for

DC/DC converters
Battery-powered devices
General purpose rectification

Avoid if

High-voltage applications exceeding 40V
Extreme high-temperature environments

Check before use

Thermal dissipation on PCB
Reverse leakage at high temperatures

Key specifications

Reverse Voltage: 40 V
Forward Current: 1 A
Forward Voltage: 0.6 V

Compliance & Environment

RoHS: Compliant
REACH: nan
MSL: nan
ECCN: nan
HTSUS: nan

Application

Power ManagementConsumer Electronics

Datasheet

e8a571331e521a54d1830b1a4fcc9a90_2406241042_Wild-Goose-B5819W_C22368872.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for B5819W: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol

Schematic symbol for your EDA tool

Get Files

PCB Footprint

Land pattern for PCB layout

Get Files

3D Model

STEP file for mechanical design

Get Files

KiCad Library

Verified KiCad 8 symbol, footprint, and 3D model

Generate library

Where to Buy

Real-time and catalog pricing from verified distributors

Alternative components

Part	Details	Match
B5819WMDD(Microdiode Semiconductor)	A direct cross from another manufacturer with the same part number and package.	Needs validation

Design and risk insights

Questions & answers

The B5819W is a Schottky barrier rectifier diode with a 40V reverse voltage rating and 1A current capacity, housed in a compact SOD-123 surface-mount package.

1N5819WSlkor(SLKORMICRO Elec.)	A common cross-vendor alternative with matching key parameters and package.	Needs validation
DSK24MDD(Microdiode Semiconductor)	An upgrade option with double the current rating and lower forward voltage.	Needs validation

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Where to Buy

Alternative components

Design and risk insights

Questions & answers

What is the B5819W?+×

What are the primary applications for the B5819W?+×

What should engineers review before using the B5819W?+×

What are the key specifications of the B5819W?+×

What should sourcing teams check before buying B5819W?+×

What is the pinout of B5819W?+×