component

P0300SA

Public Made by Adom

by adom

SEMIWARE Thyristor Surge Suppressors (TSS), DO-214AA(SMB). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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P0300SA

SEMIWARE · Thyristor Surge Suppressors (TSS) · DO-214AA(SMB)

P0300SA from SEMIWARE, in a DO-214AA(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 1 passive Terminal 1 of the bidirectional thyristor surge suppressor; P0300SA has VDRM 25 V min, VS 40 V max (at 100 kV/s) and IPP 150 A (2x10 µs) across the two terminals.
2 2 passive Terminal 2 of the bidirectional thyristor surge suppressor; P0300SA has IH 40 mA min, IT 4 A at VT 2.2 V max, and 70 pF typ off-state capacitance across the two terminals.

Key specifications

Parameter Value
Manufacturer SEMIWARE
Package DO-214AA(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
Repetitive peak off-state voltage VDRM 25 V 1
Repetitive peak off-state current IDRM 5 uA 1
Switching voltage VS 40 V Vs measured at 100KV/S 1
Switching current IS 800 mA 1
On-state current IT 4 A 1
On-state voltage VT 2.2 V 1
Holding current IH 40 mA 1
Off-state capacitance CO 70 pF VDC=2V, VRMS=1V, F=1MHz 1
Operating junction temperature TJ -55 125 ℃ 2
Storage temperature range TS -55 150 ℃ 2
Thermal resistance junction to ambient RθJA 90 ℃/W on printed circuit 2
Peak pulse current 2x10us IPP 150 A 2x10us 2
Peak pulse current 8x20us IPP 150 A 8x20us 2
Peak pulse voltage 10x700us VPP 100 V 10x700us 2
Non-repetitive surge current 60Hz ITSM 20 A 60Hz 2
Critical rate of rise of on-state current di/dt 500 A/us 2

CAD (KiCad official)

  • Symbol: P0300SA
  • Footprint: Diode_SMD:D_SMB
  • 3D model: DO-214AA(SMB) (KiCad packages3D, STEP)
  • 3D model files: p0300sa-etched.step / p0300sa-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); p0300sa.step / p0300sa.glb are the bare package body.

Provenance

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

  • Datasheet: SEMIWARE datasheet (5 pp, sha256 77a2ae151df73b23, 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