

Overview
The RB520SM9-30 is a schottky Diode made by Doeshare in a SOD-923 package with 2 pins.
PCBKit's library has its KiCad symbol (Device:D_Schottky, from KiCad's library) and its footprint (Diode_SMD:D_SOD-923, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C7431774). 2 open-source boards in 1 repository on GitHub use it.
Symbol
Footprint
Parameters
6- Current - Rectified
- 200mA
- Diode Configuration
- 1 Independent
- Non-Repetitive Peak Forward Surge Current
- 1A
- Reverse Leakage Current (Ir)
- 1uA@10V
- Voltage - DC Reverse(Vr)
- 30V
- Voltage - Forward(Vf@If)
- 600mV@200mA
Order codes
1- RB520SM9-30LCSC C7431774
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
Open-source boards using it
All 2- 2 layers99.8 × 46.4 mm

- 2 layers99.8 × 46.4 mm

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Is there a KiCad symbol and footprint for the RB520SM9-30?
Yes. The symbol is Device:D_Schottky and the footprint Diode_SMD:D_SOD-923, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the RB520SM9-30?
SOD-923, with 2 pins. Its footprint is drawn on this page.
Where is the RB520SM9-30 datasheet?
Doeshare publishes it: the Datasheet link on this page opens it.
Where can I order the RB520SM9-30?
JLCPCB lists it as part C7431774, with 0 in stock; the sellers' links on this page open their listings.
What can replace the RB520SM9-30?
Parts like it in the library: the RB521CS-30 by TECH PUBLIC, the NSR0340P2 by onsemi, the RB521C30 by TECH PUBLIC and the RB521CS-30 by TWGMC. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the RB520SM9-30?
2 boards in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8RB521CS-30
SOD-9231 Independent 10uA@10V 200mA 30V 400mV@20mA 500mA SOD-923 Schottky Diodes ROHSTECH PUBLICSchottky DiodesNSR0340P2
SOD-923-55℃~+125℃ 1 Independent 1A 200mA 20uA@40V 40V 560mV@200mA SOD-923 Schottky Diodes ROHSonsemiSchottky DiodesRB521C30
SOD-9231 Independent 10uA@10V 200mA 30V 400mV@20mA 500mA SOD-923 Schottky Diodes ROHSTECH PUBLICSchottky DiodesRB521CS-30
SOD-923Schottky DiodesTWGMCNSR0240P2
SOD-923-55℃~+150℃ 1 Independent 200mA 2A 40V 540mV@200mA 5uA@40V SOD-923 Schottky Diodes ROHSonsemiSchottky DiodesNSVR0230P2
SOD-9231 Independent 10uA@10V 1A 200mA 30V 500mV@200mA SOD-923 Schottky Diodes ROHSonsemiSchottky DiodesNSR0530P2
SOD-923-55℃~+125℃ 1 Independent 200uA@30V 30V 500mA 620mV@500mA SOD-923 Schottky Diodes ROHSonsemiSchottky DiodesNSR05T40P2
SOD-9231 Independent 2uA@40V 40V 500mA 580mV@500mA SOD-923 Schottky Diodes ROHSonsemiSchottky Diodes