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Contents

README

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30KP120CA

Liown · ESD And Surge Protection (TVS/ESD) · P600

30KP120CA from Liown, in a P600. 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 Liown
Package P600
Category Circuit Protection
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
Peak pulse power dissipation at 10/1000us waveform PPPM 30000 W 10/1000us waveform (Note1, Note2, Fig.1) 1
Steady state power dissipation PM(AV) 8 W TL=75C (Fig.5) 1
Peak forward surge current IFSM 400 A 8.3ms single half sine-wave superimposed on rated load, (JEDEC Method) (Note3, Fig.6) 1
Operating junction and storage temperature ranges TJ、TSTG -55 150 C 1
Typical thermal resistance junction to lead RθJL 8 C/W 1
Typical thermal resistance junction to ambient RθJA 40 C/W 1
Breakdown voltage min VB 134 V @IT 5 mA (30KP120CA) 2
Breakdown voltage max VB 148.11 V @IT 5 mA (30KP120CA) 2
Maximum clamping voltage VC 194.4 V @IPP 155.9 A, 10/1000us waveform 2
Reverse leakage current IR 2 uA @VR 120.0 V 2
Reverse stand-off voltage (bidirectional CA) VR 120 V 30KP120CA 2

CAD (KiCad official)

  • Symbol: 30KP120CA
  • Footprint: Diode_THT:D_P600_R-6_P20.00mm_Horizontal
  • 3D model: P600 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Liown datasheet (6 pp, sha256 5a777917beb6ded1, retrieved 2026-10-15, 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