component

ZMM15B

Public Made by Adom

by adom

MSKSEMI Zener Diodes, LL-34. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

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ZMM15B

MSKSEMI · Zener Diodes · LL-34

ZMM15B from MSKSEMI, in a LL-34. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 K passive Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint.
2 A passive Anode.

Key specifications

Parameter Value
Manufacturer MSKSEMI
Package LL-34
Category Diodes
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Zener Voltage Range VZ 14.7 15 15.3 V at IZT = 5 mA, Ta = 25°C 3
Dynamic Resistance ZZT 30 Ω at IZT = 5 mA 3
Dynamic Resistance ZZK 110 Ω at IZK = 1 mA 3
Reverse Leakage Current IR 0.1 µA Ta = 25°C, VR = 11 V 3
Reverse Leakage Current IR 2 µA Ta = 125°C, VR = 11 V 3
Forward Voltage VF 1 V at IF = 100 mA 2
Power Dissipation Ptot 500 mW Valid provided that electrodes are kept at ambient temperature 2
Junction Temperature Tj 175 °C 2
Storage Temperature Range Tstg -55 175 °C 2
Thermal Resistance Junction to Ambient Air RθJA 0.3 K/mW Valid provided that electrodes are kept at ambient temperature 2

CAD (KiCad official)

  • Symbol: ZMM15B
  • Footprint: Diode_SMD:D_MiniMELF
  • 3D model: LL-34 (KiCad packages3D, STEP)

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: MSKSEMI datasheet (4 pp, sha256 1bfe640430f80bfb, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary cathode-band convention (convention), consensus off (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF