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BAS40WT-04

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Yangzhou Yangjie Elec Tech Schottky Barrier Diodes (SBD), SOT-323(SC-70). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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docs Publish 0.1.0 · Ray 22h ago
viewers bas40wt-04: viewers · Ray 22h ago
bas40wt-04-etched.glb Publish 0.1.0 · Ray 22h ago
bas40wt-04-etched.step bas40wt-04: factory component page (tier=lcsc) · Ray 22h ago
bas40wt-04-hero.glb bas40wt-04: hero GLB from the etched model (keeps the MPN mark) · Ray 22h ago
bas40wt-04-hero.overlay.json Publish 0.1.0 · Ray 22h ago
bas40wt-04.glb Publish 0.1.0 · Ray 22h ago
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bas40wt-04.lbr Publish 0.1.0 · Ray 22h ago
bas40wt-04.step Publish 0.1.0 · Ray 22h ago
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README.md Publish 0.1.0 · Ray 22h ago

BAS40WT-04

Yangzhou Yangjie Elec Tech · Schottky Barrier Diodes (SBD) · SOT-323(SC-70)

BAS40WT-04 from Yangzhou Yangjie Elec Tech, in a SOT-323(SC-70). 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 A1 passive Anode of the first Schottky diode in the BAS40WT-04 series pair (marking 44), rated 40 V VRRM/VR and 200 mA continuous forward current.
2 K2 passive Cathode of the second Schottky diode in the BAS40WT-04 series pair, rated 40 V VR and 200 mA continuous forward current.
3 K1/A2 passive Common node joining the cathode of the first diode to the anode of the second diode in the series connection, rated 40 V VR and 200 mA continuous forward current.

Key specifications

Parameter Value
Manufacturer Yangzhou Yangjie Elec Tech
Package SOT-323(SC-70)
Category Diodes
Pins 3

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Reverse breakdown voltage V(BR) 40 V IR=10μA 2
Reverse leakage current IR 200 nA VR=30V 2
Forward voltage VF 380 mV IF=1 mA 2
Forward voltage VF 1000 mV IF=40mA 2
Diode capacitance Cj 5 pF VR=0V f=1MHz 2
Reverse recovery time trr 5 ns Irr=0.5mA, IR=IF=5mA RL=100Ω 2
Peak repetitive reverse voltage / working peak reverse voltage / DC blocking voltage VRRM, VRWM, VR 40 V Ta=25℃ 1
Forward continuous current IFM 200 mA Ta=25℃ 1
Power dissipation PD 200 mW Ta=25℃ 1
Thermal resistance junction to ambient RθJA 500 ℃/W Ta=25℃ 1
Junction temperature TJ 125 ℃ Ta=25℃ 1

CAD (KiCad official)

  • Symbol: BAS40WT-04
  • Footprint: Package_TO_SOT_SMD:SOT-323_SC-70
  • 3D model: SOT-323(SC-70) (KiCad packages3D, STEP)
  • 3D model files: bas40wt-04-etched.step / bas40wt-04-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bas40wt-04.step / bas40wt-04.glb are the bare package body.

Provenance

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

  • Datasheet: Yangzhou Yangjie Elec Tech datasheet (4 pp, sha256 55e649d230c16e48, retrieved 2026-10-23, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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