What are the primary applications for the RB521S-30?

It is commonly used in portable electronics, signal rectification, and high-speed switching circuits where space is limited.

What are the key specifications of the RB521S-30?

It features a 30V reverse voltage, 200mA mean rectifying current, and a forward voltage drop of 0.5V at 200mA.

What should engineers review before using the RB521S-30?

Engineers should check the thermal limits (Tj up to 125°C) and ensure the SOD-523 package is suitable for their assembly process.

What should sourcing teams check before buying RB521S-30?

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

What is the pinout of RB521S-30?

Use the RB521S-30 datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about RB521S-30 pinout to locate pins, power rails, and interface signals before layout.

RB521S-30 Datasheet, Specs, Alternatives & ECAD | TWGMC

AI summary

The RB521S-30 is a compact 30V, 200mA Schottky barrier diode in an SOD-523 package, ideal for low-current rectification and high-speed switching.

Best for

Portable electronics
Signal rectification
High-speed switching

Avoid if

High-power rectification
Applications requiring >30V reverse voltage

Check before use

Thermal dissipation in compact layouts

Key specifications

Reverse Voltage: 30 V
Mean Rectifying Current: 200 mA
Forward Voltage: 0.5 V
Package: SOD-523

Compliance & Environment

RoHS: Compliant
REACH: -
MSL: -
ECCN: -
HTSUS: -

Application

Consumer ElectronicsGeneral Purpose

Datasheet

5976856c464243c3e95e9bfee9056939.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for RB521S-30: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

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Where to Buy

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Alternative components

Part	Details	Match
RB521S30T1Gonsemi	Excellent alternative from onsemi, matching package, voltage, current, and forward voltage.	Needs validation

Design and risk insights

Questions & answers

It is a silicon epitaxial planar Schottky barrier diode manufactured by TWGMC, designed for high-speed switching and low-current rectification.

LRB521S-40T1GLRC	A close alternative with higher voltage rating and similar Vf, but with higher reverse leakage.	Needs validation
B5819WTFUXINSEMI	A functional alternative with higher voltage/current ratings but also a higher 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 RB521S-30?+×

What are the primary applications for the RB521S-30?+×

What are the key specifications of the RB521S-30?+×

What should engineers review before using the RB521S-30?+×

What should sourcing teams check before buying RB521S-30?+×

What is the pinout of RB521S-30?+×