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Contents

README

markdown

XP161A1355PR-G

Torex Semicon · MOSFETs · SOT-89

XP161A1355PR-G from Torex Semicon, in a SOT-89. 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 G input Gate; drive voltage 1.5V, Vgss max ±8V, built-in gate protect diode, Vgs(off) 0.5 to 1.2V at Id=1mA.
2 D passive Drain; Vdss 20V, DC drain current 4A (16A pulse), Rds(on) 0.05Ω max at Vgs=4.5V.
3 S passive Source; reverse drain current (body diode) 4A max, body diode Vf 1.1V max at If=4A.

Key specifications

Parameter Value
Manufacturer Torex Semicon
Package SOT-89
Category Transistors/Thyristors
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
Drain-Source Voltage Vdss 20 V Ta = 25℃ 1
Gate-Source Voltage Vgss -8 8 V Ta = 25℃ 1
Drain Current (DC) Id 4 A Ta = 25℃ 1
Drain Current (Pulse) Idp 16 A Ta = 25℃ 1
Reverse Drain Current Idr 4 A Ta = 25℃ 1
Channel Power Dissipation Pd 2 W When implemented on a ceramic PCB 1
Channel Temperature Tch 150 ℃ Ta = 25℃ 1
Storage Temperature Tstg -55 150 ℃ 1
Drain Cut-Off Current Idss 10 μA Vds=20V, Vgs= 0V 2
Gate-Source Leak Current Igss -10 10 μA Vgs= ±8V, Vds= 0V 2
Gate-Source Cut-Off Voltage Vgs(off) 0.5 1.2 V Id= 1mA, Vds= 10V 2
Drain-Source On-State Resistance (Vgs=4.5V) Rds(on) 0.037 0.05 Ω Id= 2A, Vgs= 4.5V 2
Drain-Source On-State Resistance (Vgs=2.5V) Rds(on) 0.05 0.07 Ω Id= 2A, Vgs= 2.5V 2
Drain-Source On-State Resistance (Vgs=1.5V) Rds(on) 0.1 0.15 Ω Id= 0.5A, Vgs= 1.5V 2
Body Drain Diode Forward Voltage Vf 0.85 1.1 V If= 4A, Vgs= 0V 2
Thermal Resistance (Channel-Ambience) Rth (ch-a) 62.5 ℃/W Implement on a ceramic PCB 2

CAD (KiCad official)

  • Symbol: XP161A1355PR-G
  • Footprint: Package_TO_SOT_SMD:SOT-89-3
  • 3D model: SOT-89 (KiCad packages3D, STEP)
  • 3D model files: xp161a1355pr-g-etched.step / xp161a1355pr-g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); xp161a1355pr-g.step / xp161a1355pr-g.glb are the bare package body.

Provenance

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

  • Datasheet: Torex Semicon datasheet (5 pp, sha256 734f07756d70391a, retrieved 2026-10-19, 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