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Contents

README

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CJ3134KDW

Changjing · MOSFETs · SOT-363

CJ3134KDW from Changjing, in a SOT-363. 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 S1 passive Source of MOSFET 1 (N-channel, VDS max 20 V, ID 0.75 A).
2 G1 input Gate of MOSFET 1; VGS max ±12 V, threshold 0.35 to 1.1 V at ID=250µA.
3 D2 passive Drain of MOSFET 2 (N-channel, VDS max 20 V, ID 0.75 A).
4 S2 passive Source of MOSFET 2 (N-channel, VDS max 20 V, ID 0.75 A).
5 G2 input Gate of MOSFET 2; VGS max ±12 V, threshold 0.35 to 1.1 V at ID=250µA.
6 D1 passive Drain of MOSFET 1 (N-channel, VDS max 20 V, ID 0.75 A).

Key specifications

Parameter Value
Manufacturer Changjing
Package SOT-363
Category Transistors/Thyristors
Pins 6

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 VDS 20 V 1
Gate-source voltage VGS -12 12 V 1
Continuous drain current ID 0.75 A t ≤10s 1
Power dissipation PD 0.15 W Repetitive rating: pulse width limited by junction temperature 1
Junction temperature TJ 150 ℃ 1
Storage temperature Tstg -55 150 ℃ 1
Thermal resistance from junction to ambient RθJA 833 ℃/W 1
Drain-source breakdown voltage V(BR)DSS 20 V VGS = 0V, ID =250µA 2
Zero gate voltage drain current IDSS 1 µA VDS =20V,VGS = 0V 2
Gate-body leakage current IGSS -20 20 µA VGS =±10V, VDS = 0V 2
Gate threshold voltage (note 1) VGS(th) 0.35 0.54 1.1 V VDS =VGS, ID =250µA 2
Drain-source on-resistance (note 1) RDS(on) 270 380 mΩ VGS =4.5V, ID =0.65A 2
Drain-source on-resistance (note 1) RDS(on) 320 450 mΩ VGS =2.5V, ID =0.55A 2
Drain-source on-resistance (note 1) RDS(on) 390 800 mΩ VGS =1.8V, ID =0.45A 2
Diode forward voltage (note 1) VSD 1.2 V IS=0.15A, VGS = 0V 2
Input Capacitance Ciss 79 120 pF VDS =16V,VGS =0V,f =1MHz 2
Output Capacitance Coss 13 20 pF VDS =16V,VGS =0V,f =1MHz 2
Reverse Transfer Capacitance Crss 9 15 pF VDS =16V,VGS =0V,f =1MHz 2

CAD (KiCad official)

  • Symbol: CJ3134KDW
  • Footprint: Package_TO_SOT_SMD:SOT-363_SC-70-6
  • 3D model: SOT-363 (KiCad packages3D, STEP)
  • 3D model files: cj3134kdw-etched.step / cj3134kdw-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cj3134kdw.step / cj3134kdw.glb are the bare package body.

Provenance

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

  • Datasheet: Changjing datasheet (5 pp, sha256 56c1892ace7995e2, retrieved 2026-10-18, 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