component

1.5KE22CA-B

Public Made by Adom

by adom

Littelfuse 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.

componentcircuit protection1.5ke22ca-bfactory-2.0.0extractor-text
Overview Files Discover Packages Releases Dependencies Issues Breadcrumbs Pull Requests Activity
main
Download ZIP Propose a change
Generated by kicad-footprint-generator · KiCad file format 20260206
Name Last commit message Last updated
docs Publish 0.1.0 · Ray 6d ago
viewers 1-5ke22ca-b: viewers · Ray 6d ago
1-5ke22ca-b-hero.glb Publish 0.1.0 · Ray 6d ago
1-5ke22ca-b-hero.overlay.json Publish 0.1.0 · Ray 6d ago
1-5ke22ca-b.glb Publish 0.1.0 · Ray 6d ago
1-5ke22ca-b.kicad_mod Publish 0.1.0 · Ray 6d ago
1-5ke22ca-b.kicad_sym Publish 0.1.0 · Ray 6d ago
1-5ke22ca-b.lbr Publish 0.1.0 · Ray 6d ago
1-5ke22ca-b.step Publish 0.1.0 · Ray 6d ago
package.json Publish 0.1.0 · Ray 6d ago
page.json Set visibility: public · Ray 6d ago
README.md Publish 0.1.0 · Ray 6d ago

1.5KE22CA-B

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

1.5KE22CA-B from Littelfuse, 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 Littelfuse
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
Peak Pulse Power Dissipation, 10/1000µs waveform (single die parts) PPPM 1500 W 10/1000µs test waveform (Fig.4), Note 1, single die parts 1
Steady State Power Dissipation on Infinite Heat Sink PD 6.5 W TL = 75 °C 1
Operating Junction and Storage Temperature Range TJ, TSTG -55 175 °C 1
Reverse Stand-off Voltage VR 18.8 V Maximum voltage applied without operation (1.5KE22CA) 2
Breakdown Voltage VBR 20.9 23.1 V @ IT = 1 mA 2
Maximum Clamping Voltage VC 30.6 V @ Ipp = 49.7 A 2
Maximum Peak Pulse Current Ipp 49.7 A 2
Maximum Reverse Leakage Current IR 1 µA @ VR = 18.80 V 2
Typical Thermal Resistance Junction to Lead RθJL 15 °C/W 1
Typical Thermal Resistance Junction to Ambient RθJA 75 °C/W 1
Temperature Coefficient of VBR (typical) αT 0.1 % VBR @ TJ = VBR@25°C x (1+αT x (TJ - 25)) 1

CAD (KiCad official)

  • Symbol: 1.5KE22CA-B
  • 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: Littelfuse datasheet (6 pp, sha256 4290e23a327d9203, 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