
Overview
The SS52B is a diodes General Purpose made by MDD in a SMB(DO-214AA) package with 2 pins. -50℃~+150℃ 1 Independent 20V 500uA@20V 550mV@5A 5A SMB(DO-214AA) Diodes - General Purpose ROHS.
PCBKit's library has its KiCad symbol (Device:D, from KiCad's library) and its footprint (Diode_SMD:D_SMB, from KiCad's library), ready for a KiCad board. 6,586 are in stock at JLCPCB (part C51497).
Symbol
Footprint
From the datasheet
5- Reverse voltage, most
- 20 V · repetitive peak reverse voltage, max · p. 1
- Forward current, most
- 5 A · average forward rectified current at TL (see fig.1), max · p. 1
- Forward voltage
- 550 mV · instantaneous forward voltage at 5.0 A, max · p. 1
- Junction to air (DO-214AA/SMB)
- 50 K/W · junction to ambient, PCB mounted with 5.0 × 5.0 mm copper pads, typical · p. 1
- Junction, hottest
- 150 °C · operating junction temperature, max · p. 1
Parameters
8- Current - Rectified
- 5A
- Diode Configuration
- 1 Independent
- Junction Temperature(Max)
- 150℃
- Operating Junction Temperature Range
- -50℃~+150℃
- Reverse Leakage Current (Ir)
- 500uA@20V
- Thermal Resistance(Junction to Ambient)
- 50℃/W
- Voltage - DC Reverse(Vr)
- 20V
- Voltage - Forward(Vf@If)
- 550mV
Order codes
1- SS52BLCSC C51497
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
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<iframe src="https://pcbkit.io/embed/parts/mdd/SS52B" title="SS52B in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/mdd/SS52B.jpg" alt="SS52B" width="1200" height="900">[](https://pcbkit.io/parts/mdd/SS52B)Questions
Is there a KiCad symbol and footprint for the SS52B?
Yes. The symbol is Device:D and the footprint Diode_SMD:D_SMB, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SS52B?
SMB(DO-214AA), with 2 pins. Its footprint is drawn on this page.
Where is the SS52B datasheet?
MDD publishes it: the Datasheet link on this page opens it.
Where can I order the SS52B?
JLCPCB lists it as part C51497, with 6,586 in stock; the sellers' links on this page open their listings.
What can replace the SS52B?
Parts like it in the library: the S5MB by hongjiacheng, the S5JB by hongjiacheng, the SD560B by SMC and the S5MB by DOWO. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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