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Ray Publish 0.1.0 f95605f 7d ago

SMBJ5355B-TP

MCC(Micro Commercial Components) · Zener Diodes · SMB(DO-214AA)

SMBJ5355B-TP from MCC(Micro Commercial Components), in a SMB(DO-214AA). 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 MCC(Micro Commercial Components)
Package SMB(DO-214AA)
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 (nominal) VZ 18 VOLTS Test current IZ 65 mA; pulse test (Note 2) 2
Zener voltage tolerance VZ -5 5 % B suffix: ±5% tolerance on nominal VZ (Note 1) 3
Maximum dynamic impedance ZZT 2.5 OHMS IZ 65 mA; 60 Hz AC at 10% of IZT superimposed (Note 3) 2
Maximum reverse current IR 0.5 µA Test voltage VR 13.7 V 2
Maximum regulator current IZM 264 mA For ±5% devices (Note 5) 2
Maximum dynamic knee impedance ZZK 75 OHMS IZK = 1.0 mA 2
Steady state power dissipation P(AV) 5 Watts Lead temperature TL = 75°C; derate linearly above 75°C to zero power at 150°C (Note 2) 1
Forward voltage VF 1.2 Volts Forward current 1.0 A 1
Operating and storage temperature TJ, TSTG -55 150 °C 1
Thermal resistance, junction to lead RθJL 15 °C/W 1
Thermal resistance, junction to ambient RθJA 90 °C/W 1
Maximum soldering temperature 260 °C For 10 seconds 1

CAD (KiCad official)

  • Symbol: SMBJ5355B-TP
  • Footprint: Diode_SMD:D_SMB
  • 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
  • 3D model files: smbj5355b-tp-etched.step / smbj5355b-tp-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); smbj5355b-tp.step / smbj5355b-tp.glb are the bare package body.

Provenance

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

  • Datasheet: MCC(Micro Commercial Components) datasheet (5 pp, sha256 64cba779e9296de3, 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