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Contents

README

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P6KE18A

Littelfuse · TVS · DO-15

P6KE18A from Littelfuse, in a DO-15. 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-15
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 Power Dissipation PPK 600 W @ TL ≤ 25°C (Note 1) 1
Steady State Power Dissipation PD 5 W @ TL ≤ 25°C, lead length = 3/8 in 1
Forward Surge Current IFSM 100 A @ TA = 25°C (Note 2) 1
Operating and Storage Temperature Range TJ, Tstg -55 150 °C 1
Working Peak Reverse Voltage VRWM 15.3 V 2
Maximum Reverse Leakage Current IR 5 µA @ VRWM 2
Maximum Reverse Peak Pulse Current IPP 24 A Surge waveform per Figure 4 (Note 5) 2
Clamping Voltage VC 25.2 V @ IPP = 24 A (Note 5) 2
Maximum Temperature Coefficient of VBR VBR 0.088 %/°C 2
Forward Voltage VF 3.5 V @ IF = 50 A (Note 6) 2
Breakdown Voltage VBR 17.1 18 18.9 V @ IT = 1 mA, TA = 25°C (Note 4) 2
Derating above TL = 50°C (steady state power) PD 50 mW/°C Derated above TL = 50°C 1
Thermal Resistance, Junction-to-Lead RJL 20 °C/W 1

CAD (KiCad official)

  • Symbol: P6KE18A
  • Footprint: Diode_THT:D_DO-15_P12.70mm_Horizontal
  • 3D model: DO-15 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Littelfuse datasheet (5 pp, sha256 4098adc2d6e43947, retrieved 2026-10-21, 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