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SMBJ5365B

LGE · Zener Diodes · SMB

SMBJ5365B from LGE, in a SMB. 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 LGE
Package SMB
Category Diodes
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
Zener voltage tolerance (suffix B = ±5%) VZ -5 5 % Suffix B indicates ±5% voltage tolerance (Note 1) 2
Maximum Zener Impedance ZZT 11 Ω @ IZT = 30 mA 2
Maximum Zener Impedance ZZK 160 Ω @ IZK = 1.0 mA 2
Maximum Reverse Leakage Current IR 0.5 μA @ VR = 25.9 V 2
Maximum DC Zener Current IZM 132 mA 2
Power Dissipation PD 5 W at TL = 25 °C 1
Maximum Forward Voltage VF 1.2 V at IF = 1.0 A 1
Thermal Resistance, Junction to Ambient RӨJA 90 °C/W Note 1: mounted on FR4 PC board (1 oz Cu) with recommended footprint 1
Thermal Resistance, Junction to Lead RӨJL 25 °C/W Note 1: mounted on FR4 PC board (1 oz Cu) with recommended footprint 1
Operating and Storage Temperature Range TJ, TSTG -65 150 °C 1
Nominal Zener Voltage VZ 36 V @ IZT = 30 mA 2

CAD (KiCad official)

  • Symbol: SMBJ5365B
  • Footprint: Diode_SMD:D_SMB
  • 3D model: SMB (KiCad packages3D, STEP)
  • 3D model files: smbj5365b-etched.step / smbj5365b-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); smbj5365b.step / smbj5365b.glb are the bare package body.

Provenance

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

  • Datasheet: LGE datasheet (3 pp, sha256 0a64e9195af2ab31, retrieved 2026-10-17, 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