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B0520LW
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Product Detailed Parameters
- Description：DIODE SCHOTTKY 14V 500MA SOD123
- Series：-
- Mfr：Taiwan Semiconductor Corporation
- Package：Tape & Reel (TR)
- Technology：Schottky
- Voltage - DC Reverse (Vr) (Max)：14 V
- Current - Average Rectified (Io)：500mA
- Voltage - Forward (Vf) (Max) @ If：385 mV @ 500 mA
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：-
- Current - Reverse Leakage @ Vr：250 µA @ 20 V
- Capacitance @ Vr, F：170pF @ 0V, 1MHz
- Mounting Type：Surface Mount
- Package / Case：SOD-123
- Supplier Device Package：SOD-123
- Operating Temperature - Junction：-55°C ~ 125°C
- Grade：-
- Qualification：-
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Overview
The B0520LW is a surface mount Schottky barrier rectifier manufactured by Taiwan Semiconductor Corporation. It features a maximum average forward rectified current of 0.5 A and a repetitive peak reverse voltage of 20 V. The device utilizes a SOD-123 small outline plastic package with two pins. Key electrical characteristics include a low forward voltage drop, typically 410 mV at 0.5 A, and a maximum non-repetitive peak forward surge current of 5.5 A. It operates within a junction temperature range of -55 °C to +175 °C.
Feature Summary
- Low power loss and high current capability due to low forward voltage
- Surface device type mounting for automated assembly
- Moisture sensitivity level 1 for reliable handling
- Pb-free version compliant with RoHS directives
Applications
- Consumer electronics power supplies
- Adapters and chargers
- DC-DC converters
- Free-wheeling diodes in low voltage circuits
Procurement Notes
Verify the manufacturer designation on the component marking, as multiple vendors produce this part number. Confirm the specific suffix if environmental compliance or halogen-free status is required. Ensure the ordering information matches the exact electrical ratings and package dimensions specified in the official datasheet to avoid substitution errors.
Selection Notes
Select this component for applications requiring low forward voltage drop and fast switching speeds in compact designs. The SOD-123 package suits space-constrained PCB layouts. Consider the 20 V reverse voltage rating when designing for low-voltage DC systems. Verify thermal management requirements based on the 500 mW power dissipation limit.
Part Context
This component belongs to the family of 0.5 Ampere surface mount Schottky barrier rectifiers. It is designed for general-purpose rectification in low voltage, high frequency applications. The technology leverages silicon Schottky barrier principles to minimize reverse recovery time and forward voltage drop compared to standard PN junction diodes.
Replacement Considerations
Equivalent parts from other manufacturers include Diodes Incorporated B0520LW and Jiangsu Changjing Electronics Technology B0520LW. Verify pinout compatibility and electrical parameter tolerances before substitution.
