component

LESD5Z12T1G

Public Made by Adom

by adom

LRC ESD Protection Devices, SOD-523. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

componentcircuit protectionlesd5z12t1gfactory-2.0.0extractor-text
Overview Files Discover Packages Releases Dependencies Issues Breadcrumbs Pull Requests Activity
main
Download ZIP Propose a change
Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
Name Last commit message Last updated
docs Publish 0.1.0 · Ray 8d ago
viewers lesd5z12t1g: viewers · Ray 8d ago
lesd5z12t1g-etched.glb Publish 0.1.0 · Ray 8d ago
lesd5z12t1g-etched.step lesd5z12t1g: factory component page (tier=lcsc) · Ray 8d ago
lesd5z12t1g-hero.glb lesd5z12t1g: hero GLB from the etched model (keeps the MPN mark) · Ray 8d ago
lesd5z12t1g-hero.overlay.json Publish 0.1.0 · Ray 8d ago
lesd5z12t1g.glb Publish 0.1.0 · Ray 8d ago
lesd5z12t1g.kicad_mod Publish 0.1.0 · Ray 8d ago
lesd5z12t1g.kicad_sym Publish 0.1.0 · Ray 8d ago
lesd5z12t1g.lbr Publish 0.1.0 · Ray 8d ago
lesd5z12t1g.step Publish 0.1.0 · Ray 8d ago
package.json Publish 0.1.0 · Ray 8d ago
page.json Set visibility: public · Ray 8d ago
README.md Publish 0.1.0 · Ray 8d ago

LESD5Z12T1G

LRC · ESD Protection Devices · SOD-523

LESD5Z12T1G from LRC, in a SOD-523. 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 LRC
Package SOD-523
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
Reverse leakage current @ VRWM IR 1 uA @ VRWM 2
Breakdown voltage @ IT VBR 13.5 V @ IT = 1.0 mA (Note 1), pulse test current at 25°C ambient 2
Clamping voltage @ IPP = 5 A VC 17 V @ IPP = 5 A (surge per Figure 1) 2
Clamping voltage @ Max IPP VC 25 V @ Max IPP (surge per Figure 1) 2
Maximum reverse peak pulse current IPP 9.6 A Surge current waveform per Figure 1 2
Peak pulse power PPK 240 W Surge current waveform per Figure 1 2
Device capacitance C 55 pF 2
Peak Pulse Power PPP 200 W tp = 8/20μs 1
Maximum lead temperature for soldering TL 260 °C during 10s 1
Storage temperature range Tstg -55 150 °C 1
Operating temperature range Top -40 125 °C 1
Maximum junction temperature Tj 150 °C 1
IEC61000-4-2 (ESD) air discharge -15 15 kV IEC61000-4-2 (ESD) air discharge 1
IEC61000-4-2 (ESD) contact discharge -8 8 kV IEC61000-4-2 (ESD) contact discharge 1
IEC61000-4-4 (EFT) 40 A IEC61000-4-4 (EFT) 1
ESD voltage per Human Body Model 16 kV Human Body Model 1

CAD (KiCad official)

  • Symbol: LESD5Z12T1G
  • Footprint: Diode_SMD:D_SOD-523
  • 3D model: SOD-523 (KiCad packages3D, STEP)
  • 3D model files: lesd5z12t1g-etched.step / lesd5z12t1g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lesd5z12t1g.step / lesd5z12t1g.glb are the bare package body.

Provenance

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

  • Datasheet: LRC datasheet (6 pp, sha256 b3011e8605290e07, 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