RB520S30T1G Ultra-Small Schottky Barrier Diode (30V, 200mA, SOD-523)

Maximize battery life and save extreme amounts of PCB space with the RB520S30T1G Schottky barrier diode. When designing highly miniaturized electronics like wearable devices, compact IoT sensor nodes, or Real-Time Clock (RTC) backup battery circuits, every millivolt and every square millimeter counts. Standard diodes waste too much voltage and take up too much room. This premium Schottky diode solves both problems by offering a significantly low forward voltage drop, ensuring your ultra-low-power logic chips get the maximum energy possible from small coin-cell batteries.

Rated for 30V and a continuous forward current of 200mA, it is the perfect small-signal workhorse for "Diode OR-ing" (seamlessly switching between battery and USB power) in 3.3V systems. What truly sets this component apart is its microscopic SOD-523 (SC-79) surface-mount package. It is significantly smaller than the common SOD-323, making it an absolute necessity for engineers and makers pushing the boundaries of high-density PCB design where space is an absolute premium.

Key Features:

• Ultra-Low Voltage Drop: Minimizes power loss and heat generation, drastically extending battery life in low-power microcontrollers and RTC modules.

• Extreme Miniaturization: The SOD-523 footprint is almost invisible to the naked eye, allowing for ultra-dense component placement on tiny custom PCBs.

• High-Speed Switching: Extremely fast recovery time makes it highly effective for fast signal processing and low-voltage logic level clamping.

• Power OR-ing Champion: The ideal choice for safely managing dual power sources (like a 3V coin cell and a 5V USB input) without reverse current leakage.

Specifications:

• Part Number: RB520S30T1G

• Diode Type: Schottky Barrier Diode

• Max Reverse Voltage (Vr): 30V

• Max Forward Current (If): 200mA (0.2A)

• Package Type: SOD-523 / SC-79 (SMD/SMT)