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Contents

README

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BAS20HT1G

onsemi · Switching Diodes · SOD-323

BAS20HT1G from onsemi, in a SOD-323. 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 CATHODE passive Cathode (polarity band) of the high voltage switching diode, rated for 200 Vdc continuous reverse voltage (VR) and 200 mAdc continuous forward current (IF).
2 ANODE passive Anode of the high voltage switching diode, with forward voltage max 1000 mV at IF = 100 mAdc and 1250 mV at IF = 200 mAdc.

Key specifications

Parameter Value
Manufacturer onsemi
Package SOD-323
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
Reverse Voltage Leakage Current IR 1 µAdc VR = 200 Vdc 1
Reverse Voltage Leakage Current IR 100 µAdc VR = 200 Vdc, TJ = 150°C 1
Reverse Breakdown Voltage V(BR) 250 Vdc IBR = 100 µAdc 1
Forward Voltage VF 1000 mV IF = 100 mAdc 1
Forward Voltage VF 1250 mV IF = 200 mAdc 1
Diode Capacitance CD 5 pF VR = 0, f = 1.0 MHz 1
Reverse Recovery Time trr 50 ns IF = IR = 30 mAdc, RL = 100 Ω 1
Continuous Reverse Voltage VR 200 Vdc 1
Repetitive Peak Reverse Voltage VRRM 200 Vdc 1
Continuous Forward Current IF 200 mAdc 1
Peak Forward Surge Current IFM(surge) 625 mAdc 1
Repetitive Peak Forward Current IFRM 500 mA Pulse Wave = 1 sec, Duty Cycle = 66% 1
Non-Repetitive Peak Forward Current IFSM 5 A Square Wave, TJ = 25°C prior to surge, t = 1 s (first listed) 1
Non-Repetitive Peak Forward Current IFSM 2 A Square Wave, TJ = 25°C prior to surge, t = 1 ms 1
Non-Repetitive Peak Forward Current IFSM 0.5 A Square Wave, TJ = 25°C prior to surge, t = 1 s (last listed) 1
Total Device Dissipation FR-5 Board PD 200 mW TA = 25°C, FR-5 Minimum Pad 1
Derate above 25°C PD 1.57 mW/°C FR-5 Minimum Pad 1
Thermal Resistance Junction-to-Ambient RθJA 635 °C/W FR-5 Minimum Pad 1
Junction and Storage Temperature Range TJ, Tstg -55 150 °C 1

CAD (KiCad official)

  • Symbol: BAS20HT1G
  • Footprint: Diode_SMD:D_SOD-323
  • 3D model: SOD-323 (KiCad packages3D, STEP)
  • 3D model files: bas20ht1g-etched.step / bas20ht1g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bas20ht1g.step / bas20ht1g.glb are the bare package body.

Provenance

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

  • Datasheet: onsemi datasheet (3 pp, sha256 532e1e4a31bf9bbe, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text), consensus claude-sonnet-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