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SMBJ33AQ-13-F

Public Made by Adom

by adom

Diodes Incorporated ESD And Surge Protection (TVS/ESD), SMB. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

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SMBJ33AQ-13-F

Diodes Incorporated · ESD And Surge Protection (TVS/ESD) · SMB

SMBJ33AQ-13-F from Diodes Incorporated, 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 Diodes Incorporated
Package SMB
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 (VBR), min VBR 36.7 V @ IT = 1.0 mA (Note 10: IT pulse 10ms to 15ms) 3
Breakdown Voltage (VBR), max VBR 42.2 V @ IT = 1.0 mA (Note 10: IT pulse 10ms to 15ms) 3
Max Reverse Leakage IR 5 µA @ VRWM (Note 11) 3
Max Clamping Voltage VC 53.3 V @ IPP = 11.3 A (Note 12: 10x1000µs waveform) 3
Max Peak Pulse Current IPP 11.3 A 10x1000µs waveform (Note 12) 3
Peak Pulse Power Dissipation PPK 600 W Non-repetitive current pulse (Note 6) 2
Peak Power Derating Above +25°C PDER 4.8 W/°C Above TA = +25°C 2
Peak Forward Surge Current, 8.3ms Half Sine Wave IFSM 100 A 8.3ms single half sine wave superimposed on rated load (Notes 6, 7, 8) 2
Steady-State Power Dissipation PM(AV) 5 W @ TL = +75°C 2
Instantaneous Forward Voltage VF 3.5 V @ IPP = 35A (Notes 6, 7, 8) 2
Operating Temperature Range, min TJ -55 °C 2
Operating Temperature Range, max TJ 150 °C 2
Storage Temperature Range, min TSTG -55 °C 2
Storage Temperature Range, max TSTG 175 °C 2
Reverse Standoff Voltage VRWM 33 V Unidirectional (no C suffix) device; column value 3

CAD (KiCad official)

  • Symbol: SMBJ33AQ-13-F
  • Footprint: Diode_SMD:D_SMB
  • 3D model: SMB (KiCad packages3D, STEP)
  • 3D model files: smbj33aq-13-f-etched.step / smbj33aq-13-f-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); smbj33aq-13-f.step / smbj33aq-13-f.glb are the bare package body.

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (6 pp, sha256 8fe2bbc08e205227, retrieved 2026-10-14, 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