
Overview
The 1N2973RB is a zener Diode made by Microchip Technology in a DO-213AA package with 2 pins. -65℃~+175℃ 10W 250Ω 25uA@6.9V 2Ω 9.1V ±5% DO-213AA Zener Diodes.
PCBKit's library has its KiCad symbol (Device:D_Zener, from KiCad's library) and its footprint (Diode_SMD:D_MiniMELF, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C6657279).
Symbol
Footprint
Parameters
7- Impedance(Zzk)
- 250Ω
- Impedance(Zzt)
- 2Ω
- Operating Junction Temperature Range
- -65℃~+175℃
- Pd - Power Dissipation
- 10W
- Reverse Leakage Current (Ir)
- 25uA@6.9V
- Tolerance
- ±5%
- Zener Voltage(Nom)
- 9.1V
Order codes
1- 1N2973RBLCSC C6657279
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
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Is there a KiCad symbol and footprint for the 1N2973RB?
Yes. The symbol is Device:D_Zener and the footprint Diode_SMD:D_MiniMELF, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the 1N2973RB?
DO-213AA, with 2 pins. Its footprint is drawn on this page.
Where is the 1N2973RB datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the 1N2973RB?
JLCPCB lists it as part C6657279, with 0 in stock; the sellers' links on this page open their listings.
What can replace the 1N2973RB?
Parts like it in the library: the CDLL5239C/TR by Microchip Technology, the CD4766A by Microchip Technology, the CD4767 by Microchip Technology and the CD4767A by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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