
Overview
The MMSZ47 is a zener Diode made by onsemi in a SOD-123 package with 2 pins. -55℃~+150℃ 1 Independent 170Ω 44.65V~49.35V 47V 500mW 50nA@32.9V SOD-123 Zener Diodes ROHS.
PCBKit's library has its KiCad symbol (Device:D_Zener, from KiCad's library) and its footprint (Diode_SMD:D_SOD-123, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C463822).
Symbol
Footprint
Parameters
8- Diode Configuration
- 1 Independent
- Impedance(Zzt)
- 170Ω
- Operating Junction Temperature Range
- -55℃~+150℃
- Pd - Power Dissipation
- 500mW
- Reverse Leakage Current (Ir)
- 50nA@32.9V
- Tolerance
- ±5%
- Zener Voltage(Nom)
- 47V
- Zener Voltage(Range)
- 44.65V~49.35V
Order codes
2- MMSZ47T1GLCSC C463822
- MMSZ47T3GLCSC C896795
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
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<iframe src="https://pcbkit.io/embed/parts/onsemi/MMSZ47" title="MMSZ47 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/onsemi/MMSZ47.jpg" alt="MMSZ47" width="1200" height="900">[](https://pcbkit.io/parts/onsemi/MMSZ47)Questions
Is there a KiCad symbol and footprint for the MMSZ47?
Yes. The symbol is Device:D_Zener and the footprint Diode_SMD:D_SOD-123, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the MMSZ47?
SOD-123, with 2 pins. Its footprint is drawn on this page.
Where is the MMSZ47 datasheet?
onsemi publishes it: the Datasheet link on this page opens it.
Where can I order the MMSZ47?
JLCPCB lists it as part C463822, with 0 in stock; the sellers' links on this page open their listings.
What can replace the MMSZ47?
Parts like it in the library: the MMSZ5261B by onsemi, the MM1Z47 by CBI, the MM1ZB47 by HUXN and the LMSZ5261BT1G by Leshan Radio (LRC). Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8MMSZ5261B
SOD-123-55℃~+150℃ 1 Independent 100nA@36V 105Ω 1kΩ 44.65V~49.35V 47V 500mW SOD-123 Zener Diodes ROHSonsemiZener DiodesMM1Z47
SOD-1231 Independent 150Ω 2uA@36V 44V~50V 47V 500mW ±5% SOD-123 Zener Diodes ROHSCBIZener DiodesMM1ZB47
SOD-1231 Independent 150Ω 2uA@36V 46.06V~47.94V 47V 500mW ±2% SOD-123 Zener Diodes ROHSHUXNZener DiodesLMSZ5261BT1G
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SOD-1231 Independent 370Ω 40nA@33V 44.65V~49.35V 47V 500mW ±5% SOD-123 Zener Diodes ROHSMOTZener DiodesBZT52C47Q
SOD-123-55℃~+150℃ 1 Independent 100nA@35V 100Ω 44.65V~49.35V 47V 500mW 750Ω ±5% SOD-123 Zener Diodes ROHSJSMSEMIZener DiodesMM1Z47B
SOD-123-55℃~+150℃ 1 Independent 150Ω 2uA@36V 46.09V~47.94V 47V 500mW SOD-123 Zener Diodes ROHSShandong Jingdao MicroelectronicsZener DiodesBZT52C47
SOD-1231 Independent 150Ω 2uA@36V 44.65V~49.35V 47V 500mW SOD-123 Zener Diodes ROHSMDDZener Diodes