component

1.5KE20CA

Public Made by Adom

by adom

DOWO ESD And Surge Protection (TVS/ESD), DO-201. 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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1.5KE20CA

DOWO · ESD And Surge Protection (TVS/ESD) · DO-201

1.5KE20CA from DOWO, in a DO-201. 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 DOWO
Package DO-201
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
Breakdown voltage (min) at IT, 5% device (1.5KE20A / 1.5KE20CA) VBR 19 21 V @IT = 1 mA 3
Maximum reverse leakage current IR 1 uA @VRWM 3
Working peak reverse voltage VRWM 17.1 V 3
Maximum reverse surge current IPP 54.15 A 3
Maximum clamping voltage VC 27.7 V @IPP 3
Peak power dissipation PPP 1500 W 10/1000 µs waveform (non-repetitive, note 1) 1
Power dissipation on infinite heatsink PD 6.5 W TL = 75 °C 1
Operating junction and storage temperature range TJ, TSTG -55 150 °C 1

CAD (KiCad official)

  • Symbol: 1.5KE20CA
  • Footprint: Diode_THT:D_DO-201AD_P15.24mm_Horizontal
  • 3D model: DO-201 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: DOWO datasheet (4 pp, sha256 332c6c4e0f3105ca, retrieved 2026-10-14, 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