component

MBRS540T3G

Public Made by Adom

by adom

onsemi Schottky Barrier Diodes (SBD), SMC(DO-214AB). 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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MBRS540T3G

onsemi · Schottky Barrier Diodes (SBD) · SMC(DO-214AB)

MBRS540T3G from onsemi, in a SMC(DO-214AB). 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 onsemi
Package SMC(DO-214AB)
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
Peak Repetitive Reverse Voltage VRRM 40 V 2
Working Peak Reverse Voltage VRWM 40 V 2
DC Blocking Voltage VR 40 V 2
Average Rectified Forward Current IF(AV) 5 A At Rated VR, TC = 105°C 2
Peak Repetitive Forward Current IFRM 10 A At Rated VR, Square Wave, 20 KHz, TC = 80°C 2
Non-Repetitive Peak Surge Current IFSM 190 A Surge applied at rated load conditions, halfwave, single phase, 60 Hz 2
Storage Temperature Range Tstg -65 150 °C 2
Operating Junction Temperature TJ -65 150 °C 2
Voltage Rate of Change dv/dt 10000 V/s Rated VR 2
Maximum Instantaneous Forward Voltage VF 0.5 V iF = 5.0 A, TC = 25°C 2
Maximum Instantaneous Reverse Current (TC = 25°C) iR 0.3 mA Rated dc voltage, TC = 25°C 2
Maximum Instantaneous Reverse Current (TC = 100°C) iR 15 mA Rated dc voltage, TC = 100°C 2
Thermal Resistance, Junction-to-Lead RθJL 12 °C/W Note 2: surface mounted on minimum pad size recommended 2
Thermal Resistance, Junction-to-Ambient RθJA 111 °C/W Note 2: surface mounted on minimum pad size recommended 2

CAD (KiCad official)

  • Symbol: MBRS540T3G
  • Footprint: Diode_SMD:D_SMC
  • 3D model: SMC(DO-214AB) (KiCad packages3D, STEP)
  • 3D model files: mbrs540t3g-etched.step / mbrs540t3g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mbrs540t3g.step / mbrs540t3g.glb are the bare package body.

Provenance

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

  • Datasheet: onsemi datasheet (5 pp, sha256 107f364b31d912d6, retrieved 2026-10-21, tier: manufacturer)
  • 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