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Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
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LMSZ5253BT1G

LRC · Zener Diodes · SOD-123

LMSZ5253BT1G from LRC, in a SOD-123. 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 CATHODE passive Cathode of the Zener diode, marked by the polarity band on the package; the datasheet gives the device's nominal Zener voltage as 25 V (min 23.75 V, max 26.25 V) at IZT = 9.5 mA...
2 ANODE passive Anode of the Zener diode, the non-banded terminal opposite the cathode, per the SOD-123 Style 1 pin assignment.

Key specifications

Parameter Value
Manufacturer LRC
Package SOD-123
Category Diodes
Pins 2

CAD (KiCad official)

  • Symbol: LMSZ5253BT1G
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123 (KiCad packages3D, STEP)
  • 3D model files: lmsz5253bt1g-etched.step / lmsz5253bt1g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lmsz5253bt1g.step / lmsz5253bt1g.glb are the bare package body.

Provenance

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

  • Datasheet: LRC datasheet (6 pp, sha256 9dcd48ce1826b714, retrieved 2026-10-09, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (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