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Ray Publish 0.1.0 7acf83b 9d ago

BS3100N

Bencent · Gas Discharge Tube (GDT) · SMB

BS3100N from Bencent, in a 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 Bi-directional thyristor surge suppressor terminal 1 (non-polarized, interchangeable with pin 2); VDRM 275V max, VS 350V max, IPP 100A (5/320µs).
2 2 passive Bi-directional thyristor surge suppressor terminal 2 (non-polarized, interchangeable with pin 1); VDRM 275V max, VS 350V max, IPP 100A (5/320µs).

Key specifications

Parameter Value
Manufacturer Bencent
Package SMB
Category TVS/Fuse/Board Level 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
Off-state Current IDRM 5 µA @ VDRM = 275 V 1
Peak Off-state Voltage VDRM 275 V 1
Switching Voltage VS 350 V Measured at 100KV/S 1
Switching Current IS 800 mA 1
On-state Voltage VT 4 V @ IT = 2.2 A 1
Holding Current IH 150 mA 1
Off-state Capacitance CO 60 pF VDC=2V, VRMS=1V, f=1MHz 1
Operating Junction Temperature Range TJ -40 150 ℃ 2
Storage Temperature Range TS -60 150 ℃ 2
Peak Pulse Current 8/20μs Ipp 280 A Current 8/20μs, Voltage 1.2/50μs (reference only) 2
Peak Pulse Current 5/320μs Ipp 100 A Current 5/320μs, Voltage 10/700μs 2
Peak Pulse Current 10/1000μs Ipp 75 A Current 10/1000μs, Voltage 10/1000μs (reference only) 2

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts Copper Alloy Lead Material Copper Alloy 2

CAD (KiCad official)

  • Symbol: BS3100N
  • Footprint: Diode_SMD:D_SMB
  • 3D model: SMB (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Bencent datasheet (5 pp, sha256 03faa8f076fcf9d8, retrieved 2026-10-31, 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