component
5KP54A
Public Made by Adomby adom
Littelfuse ESD And Surge Protection (TVS/ESD), P600. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
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5KP54A
Littelfuse · ESD And Surge Protection (TVS/ESD) · P600
5KP54A from Littelfuse, 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 | Littelfuse |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown voltage (uni-directional, 5% VBR tolerance) | VBR | 60 | 66.3 | V | IT = 5 mA | 2 | |
| Maximum clamping voltage | VC | 87.1 | V | @ IPP = 58.6 A | 2 | ||
| Maximum peak pulse current | IPP | 58.6 | A | 2 | |||
| Maximum reverse leakage current | IR | 2 | µA | @ VR = 54.0 V | 2 | ||
| Reverse stand-off voltage | VR | 54 | V | 2 | |||
| Peak pulse power dissipation | PPPM | 5 | kW | 10/1000µs test waveform (Fig.2) (Note 1) | 1 | ||
| Steady state power dissipation | PD | 8 | W | Infinite heat sink at TL=75ºC | 1 | ||
| Peak forward surge current | IFSM | 400 | A | 8.3ms single half sine wave, unidirectional only (Note 2) | 1 | ||
| Operating junction and storage temperature range | TJ, TSTG | -55 | 175 | °C | 1 | ||
| Typical thermal resistance junction to lead | RθJL | 8 | °C/W | 1 | |||
| Typical thermal resistance junction to ambient | RθJA | 40 | °C/W | 1 | |||
| Temperature coefficient of VBR | αT | 0.1 | % | VBR @ TJ = VBR@25°C x (1+αT x (TJ - 25)) | 1 |
CAD (KiCad official)
- Symbol:
5KP54A - 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: Littelfuse datasheet (6 pp, sha256
a0c9c30e73a4d50e, retrieved 2026-10-14, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarycathode-band convention(convention), consensusoff(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).