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CJK8804

Public Made by Adom

by adom

Changjiang Electronics Tech (CJ) MOSFETs, SOT-23-3L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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CJK8804

Changjiang Electronics Tech (CJ) · MOSFETs · SOT-23-3L

CJK8804 from Changjiang Electronics Tech (CJ), in a SOT-23-3L. 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 GATE input Gate terminal of the N-channel MOSFET with ESD protection; gate-source voltage limited to ±12 V and threshold voltage 0.5 to 1 V at ID=250μA.
2 SOURCE passive Source terminal of the N-channel MOSFET; body diode forward voltage is 1 V max at IS=1A.
3 DRAIN passive Drain terminal of the N-channel MOSFET; drain-source voltage rated 20 V with continuous drain current of 7 A and pulsed 25 A.

Key specifications

Parameter Value
Manufacturer Changjiang Electronics Tech (CJ)
Package SOT-23-3L
Category Transistors
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 breakdown voltage V(BR)DSS 20 V VGS = 0V, ID = 250μA 2
Zero gate voltage drain current IDSS 1 μA VDS = 16V, VGS = 0V 2
Gate-body leakage current IGSS -5 5 μA VGS = ±10V, VDS = 0V 2
Gate threshold voltage VGS(th) 0.5 1 V VDS = VGS, ID = 250μA 2
Drain-source on-resistance RDS(on) 9.8 13 mΩ VGS = 10V, ID = 3A 2
Drain-source on-resistance RDS(on) 10.5 14 mΩ VGS = 4.5V, ID = 3A 2
Drain-source on-resistance RDS(on) 11.1 15.5 mΩ VGS = 3.8V, ID = 3A 2
Drain-source on-resistance RDS(on) 13.3 19 mΩ VGS = 2.5V, ID = 3A 2
Diode forward voltage VSD 0.75 1 V IS = 1A, VGS = 0V 2
Drain-Source Voltage VDS 20 V Ta=25℃ 1
Gate-Source Voltage VGS -12 12 V Ta=25℃ 1
Continuous Drain Current ID 7 A Ta=25℃ 1
Pulsed Drain Current IDM 25 A Ta=25℃; pulse width limited by junction temperature 1
Power Dissipation PD 500 mW Ta=25℃ 1
Junction Temperature Tj 150 ℃ Ta=25℃ 1
Storage Temperature Tstg -55 150 ℃ Ta=25℃ 1
Lead Temperature for Soldering TL 260 ℃ 1/8'' from case for 10 s 1
Thermal Resistance from Junction to Ambient RJA 249 /W Ta=25℃ 1
Forward transconductance gFS 17 S VDS = 5V, ID = 3A 2
Input Capacitance Ciss 1800 pF VDS = 10V, VGS = 0V, f = 1MHz 2
Output Capacitance Coss 230 pF VDS = 10V, VGS = 0V, f = 1MHz 2
Reverse Transfer Capacitance Crss 200 pF VDS = 10V, VGS = 0V, f = 1MHz 2
Total gate charge Qg 17.9 nC VDS = 10V, VGS = 4.5V, ID = 3A 2
Gate-source charge Qgs 1.5 nC VDS = 10V, VGS = 4.5V, ID = 3A 2
Gate-drain charge Qgd 4.7 nC VDS = 10V, VGS = 4.5V, ID = 3A 2
Turn-on delay time td(on) 2.5 ns VGS=10V, VDS=10V, RL=1.2, RGEN=3 2
Turn-on rise time tr 7.2 ns VGS=10V, VDS=10V, RL=1.2, RGEN=3 2
Turn-off delay time td(off) 49 ns VGS=10V, VDS=10V, RL=1.2, RGEN=3 2
Turn-off fall time tf 10.8 ns VGS=10V, VDS=10V, RL=1.2, RGEN=3 2

CAD (KiCad official)

  • Symbol: CJK8804
  • Footprint: Package_TO_SOT_SMD:SOT-23-3
  • 3D model: SOT-23-3L (KiCad packages3D, STEP)
  • 3D model files: cjk8804-etched.step / cjk8804-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cjk8804.step / cjk8804.glb are the bare package body.

Provenance

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

  • Datasheet: Changjiang Electronics Tech (CJ) datasheet (5 pp, sha256 a383ccf6928d2959, 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