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Contents

README

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BAS20HE3-TP

MCC Micro Commercial Components · Switching Diodes · SOT-23

BAS20HE3-TP from MCC Micro Commercial Components, in a SOT-23. 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 A passive Anode of the single diode per the internal structure drawing; the drawing shows it connected to the diode, which is rated for 200V VR/VRRM and 400mA IFM for BAS20HE3.
2 NC unconnected No internal connection; pin 2 is shown in the internal structure drawing with no diode connection.
3 K passive Cathode of the single diode per the internal structure drawing; the diode is rated for 200V continuous reverse voltage for BAS20HE3.

Key specifications

Parameter Value
Manufacturer MCC Micro Commercial Components
Package SOT-23
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
Continuous Reverse Voltage VR 200 V TA=25°C, BAS20HE3 row 1
Repetitive Peak Reverse Voltage VRRM 200 V BAS20HE3 row 1
Average Rectified Forward Current IF(AV) 225 mA 1
Forward DC Current IFM 400 mA 1
Repetitive Peak Forward Current IFRM 625 mA 1
Non-Repetitive Peak Forward Surge Current IFSM 9 A t=1us 1
Non-Repetitive Peak Forward Surge Current IFSM 0.5 A t=1s 1
Power Dissipation PTOT 350 mW TA=25°C (Note 2: mounted on FR-4 board with recommended pad layout) 1
Forward Voltage VF 1 V IF=100mA 2
Forward Voltage VF 1.25 V IF=200mA 2
Reverse Current IR 100 nA VR=VRmax 2
Reverse Current IR 100 μA VR=VRmax, TJ=150°C 2
Dynamic Forward Resistance rf 5 Ω IF=100mA 2
Junction Capacitance CJ 5 pF VR = 0V, f = 1MHz 2
Reverse Recovery Time trr 50 ns IF=IR=30mA, Irr=0.1×IR, RL=100Ω 2
Thermal Resistance, Junction to Ambient 357 °C/W Junction to ambient (Note 2: mounted on FR-4 board with recommended pad layout) 1
Operating Junction Temperature Range -65 150 °C 1
Storage Temperature Range -65 150 °C 1

CAD (KiCad official)

  • Symbol: BAS20HE3-TP
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: bas20he3-tp-etched.step / bas20he3-tp-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bas20he3-tp.step / bas20he3-tp.glb are the bare package body.

Provenance

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

  • Datasheet: MCC Micro Commercial Components datasheet (4 pp, sha256 6cc69218c2c9db73, retrieved 2026-10-17, 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