component
CJK8804
Public Made by Adomby adom
Changjiang Electronics Tech (CJ) MOSFETs, SOT-23-3L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownCJK8804
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.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);cjk8804.step/cjk8804.glbare 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, primaryclaude-sonnet-5-5(text), consensusclaude-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).