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ZMY30

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by adom

(DIOTEC) Zener Diodes, DO-213AB. 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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ZMY30

(DIOTEC) · Zener Diodes · DO-213AB

ZMY30 from (DIOTEC), in a DO-213AB. 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 1 passive Terminal 1 of an unpolarised bidirectional ESD/TVS diode; either orientation.
2 2 passive Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation.

Key specifications

Parameter Value
Manufacturer (DIOTEC)
Package DO-213AB
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 VZ 28 32 V IZ = IZtest 2
Dynamic resistance rzj 8 15 Ω IZtest / f = 1 kHz 2
Temperature coefficient of Z-voltage αVZ 6 11 10-4 /°C 2
Reverse voltage VR 24 V IR = 1 μA 2
Z-current IZmax 41 mA TA = 50°C 2
Power dissipation Ptot 1.3 W TA = 50°C; mounted on PCB with 50 mm² copper pads per terminal 1
Non repetitive peak pulse power PZSM 40 W t < 1 ms 1
Operating junction temperature Tj -50 150 °C 1
Storage temperature TS -50 175 °C 1
Typ. thermal resistance junction-ambient RthA 45 K/W Mounted on PCB with 50 mm² copper pads per terminal 1
Typ. thermal resistance junction-terminal RthT 10 K/W 1

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts copper copper pads per terminal, Montage auf Leiterplatte mit 50 mm2 1

CAD (KiCad official)

  • Symbol: ZMY30
  • Footprint: Diode_SMD:D_MELF
  • 3D model: DO-213AB (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: (DIOTEC) datasheet (4 pp, sha256 3298be3351144064, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary two-terminal 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