
Tape Emulator
SteveLRojas/MC-10_Tape_Emulator
Unified HW and SW repository for the TRS-80 MC-10 tape emulator project.

The ZMM2V2 is a zener Diode made by Slkor in a LL-34 package with 2 pins. 1 Independent 2.08V~2.35V 2.2V 500mW 600Ω 75uA 85Ω LL-34 Zener Diodes ROHS.
PCBKit's library has its KiCad symbol (Diode:ZMMxx, from KiCad's library) and its footprint (Diode_SMD:D_MiniMELF, from KiCad's library), ready for a KiCad board. 2,312 are in stock at JLCPCB (part C707185). 1 open-source board in 1 repository on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |

SteveLRojas/MC-10_Tape_Emulator
Unified HW and SW repository for the TRS-80 MC-10 tape emulator project.
<iframe src="https://pcbkit.io/embed/parts/slkor/ZMM2V2" title="ZMM2V2 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/slkor/ZMM2V2.jpg" alt="ZMM2V2" width="1200" height="900">[](https://pcbkit.io/parts/slkor/ZMM2V2)Yes. The symbol is Diode:ZMMxx 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.
LL-34, with 2 pins. Its footprint is drawn on this page.
Slkor publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C707185, with 2,312 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the ZMM2V2PF-M by STMicroelectronics, the ZMM2V2 by YONGYUTAI, the ZMM2V2 by Zhengxin and the BZV55C2V2 by LGE. Check their datasheets: a part that fits the footprint may still differ in its ratings.
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.