

Overview
The MBR0520WS is a schottky Diode made by CBI in a SOD-323 package with 2 pins. -40℃~+125℃ 1 Independent 20V 250uA@20V 390mV@500mA 5.5A 500mA SOD-323 Schottky Diodes ROHS.
PCBKit's library has its KiCad symbol (Diode:MBR0520, from KiCad's library) and its footprint (Diode_SMD:D_SOD-323, from KiCad's library), ready for a KiCad board. 2,002 are in stock at JLCPCB (part C51315368). 1 open-source board in 1 repository on GitHub use it.
Symbol
Footprint
Parameters
7- Current - Rectified
- 500mA
- Diode Configuration
- 1 Independent
- Non-Repetitive Peak Forward Surge Current
- 5.5A
- Operating Junction Temperature Range
- -40℃~+125℃
- Reverse Leakage Current (Ir)
- 250uA@20V
- Voltage - DC Reverse(Vr)
- 20V
- Voltage - Forward(Vf@If)
- 390mV@500mA
Order codes
1- MBR0520WSLCSC C51315368
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
Open-source boards using it
All 1- 4 layers39.1 × 94.5 mm

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Is there a KiCad symbol and footprint for the MBR0520WS?
Yes. The symbol is Diode:MBR0520 and the footprint Diode_SMD:D_SOD-323, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the MBR0520WS?
SOD-323, with 2 pins. Its footprint is drawn on this page.
Where is the MBR0520WS datasheet?
CBI publishes it: the Datasheet link on this page opens it.
Where can I order the MBR0520WS?
JLCPCB lists it as part C51315368, with 2,002 in stock; the sellers' links on this page open their listings.
What can replace the MBR0520WS?
Parts like it in the library: the 1N5819WS by Guangdong Hottech, the B5819WS by hongjiacheng, the B5817WS by hongjiacheng and the CUS10S30,H3F by Toshiba. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the MBR0520WS?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
81N5819WS
SOD-3231 Independent 1A 25A 40V 500uA@40V 600mV@1A SOD-323 Schottky Diodes ROHSGuangdong HottechSchottky DiodesB5819WS
SOD-323-55℃~+150℃ 10A 1A 1mA@40V 40V 600mV@1A Independent SOD-323 Schottky Diodes ROHShongjiachengSchottky DiodesB5817WS
SOD-323-55℃~+150℃ 10A 1A 1mA@20V 20V 450mV@1A Independent SOD-323 Schottky Diodes ROHShongjiachengSchottky DiodesCUS10S30,H3F
SC-76(SOD-323)1 Independent 1A 230mV@100mA 30V 500uA@30V 5A SC-76(SOD-323) Schottky Diodes ROHSToshibaSchottky DiodesB5819WS
SOD-323-55℃~+125℃ 1A 1mA@40V 25A 40V 900mV@3A Independent SOD-323 Schottky Diodes ROHSMDDSchottky DiodesB5819WS
SOD-323-55℃~+125℃ 1.5A 1A 40V 600mV@1A Independent SOD-323 Schottky Diodes ROHSJiangsu Changjing Electronics Technology (CJ)Schottky DiodesB5819WS
SOD-323-65℃~+125℃ 1A 40V 50uA 580mV@1A 9A Standalone SOD-323 Schottky Diodes ROHSGOODWORKSchottky DiodesB16WS
SOD-323-55℃~+150℃ 100uA@60V 10A 1A 60V 700mV@1A Independent SOD-323 Schottky Diodes ROHShongjiachengSchottky Diodes