SHENZHEN GANGXINLI ELECTRONICS CO.,LTD
Professional Electronic Component Distributor!
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SHENZHEN GANGXINLI ELECTRONICS CO.,LTD
Professional Electronic Component Distributor!
2026/2/5
The RB521S-30-TP is a single Schottky rectifier diode developed by MCC (Micro Commercial Components),belonging to discrete semiconductor products.It features low forward voltage drop,fast switching speed and stable performance,suitable for various low-voltage rectification and switching scenarios.
Category:Discrete Semiconductor Products,Diodes,Rectifiers,Single Diodes
Mfr:MCC (Micro Commercial Components)
Packaging:Tape & Reel
Part Status:Active
Technology:Schottky
Voltage - DC Reverse (Vr) (Max):30 V
Current - Average Rectified (Io):200mA
Voltage - Forward (Vf) (Max) @ If:500 mV @ 200 mA
Speed:Small Signal =< 200mA (Io), Any Speed
Current - Reverse Leakage @ Vr:30 µA @ 10 V
Mounting Type:Surface Mount
Package / Case:SC-79, SOD-523
Operating Temperature - Junction:125°C (Max)
Schottky Technology:Adopts Schottky barrier structure formed by metal and semiconductor contact, which is a majority carrier device with no charge storage effect, ensuring fast switching response.
Low Forward Voltage:The maximum forward voltage drop is only 500 mV @ 200 mA, which effectively reduces power consumption and improves the energy efficiency of the whole circuit.
Fast Switching Speed:Designed for small signal applications (≤200mA Io) with arbitrary speed, its reverse recovery time is extremely short due to the absence of minority carrier recombination, suitable for high-frequency scenarios.
Stable Reverse Performance:The maximum DC reverse voltage reaches 30V, and the reverse leakage current is controlled at 30 µA @ 10V, ensuring reliable blocking performance in reverse bias conditions.
Compact Packaging:Available in SC-79 and SOD-523 surface mount packages, which are small in size, light in weight, and suitable for high-density PCB layout to save board space.
High Reliability:Produced by MCC with strict quality control, it has stable electrical parameters and strong anti-interference ability, suitable for long-term continuous operation in various electronic devices.
Power Supply Rectification:Used in the secondary rectification circuit of small switching power supplies (such as 5V/1A mobile phone chargers), leveraging its low forward voltage drop to reduce power loss and improve charging efficiency.
Signal Detection:Applied in the high-frequency signal detection circuit of Bluetooth headsets, utilizing its fast switching speed to accurately detect weak AC signals without signal distortion.
Battery Protection:Integrated into the protection circuit of lithium-ion batteries (such as smart watch batteries),using its stable reverse blocking performance to prevent reverse current from damaging the battery.
LED Driving:Used in the current limiting and rectification circuit of small LED modules (such as LED backlights of smart bracelets), taking advantage of its small size and low power consumption to match the compact design of the device.
Communication Equipment:Applied in the signal rectification part of RFID readers, utilizing its fast switching speed to adapt to the high-frequency communication signal (13.56MHz) processing needs.
Consumer Electronics:Used in the power management circuit of portable MP3 players, reducing power consumption through its low forward voltage drop and ensuring long standby time of the device.
The RB521S-30-TP is a high-performance single Schottky rectifier diode with excellent electrical parameters and rich characteristics. Its compact size, low power consumption and fast switching speed make it widely applicable to various small electronic devices, and it is a cost-effective choice for power rectification, signal processing and battery protection scenarios.