component
CJK3415
Public Made by Adomby adom
Changjing MOSFETs, SOT-23-3L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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CJK3415
Changjing · MOSFETs · SOT-23-3L
CJK3415 from Changjing, 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 | G | input | Gate; gate-source voltage limited to ±8 V with threshold of -0.3 V to -1 V at ID=-250µA. |
| 2 | S | passive | Source of the P-channel MOSFET; body diode forward voltage max -1 V at IS=-1A. |
| 3 | D | passive | Drain; drain-source voltage rated -20 V with continuous drain current of -4.0 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Changjing |
| Package | SOT-23-3L |
| Category | Triode/MOS Tube/Transistor |
| 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 | ||
| Gate threshold voltage | VGS(th) | -0.3 | -0.56 | -1 | V | VDS =VGS, ID =-250µA | 2 |
| Gate-body leakage current | IGSS | -10 | 10 | µA | VDS =0V, VGS =±8V | 2 | |
| Gate-body leakage current | IGSS | -1 | 1 | µA | VDS =0V, VGS =±4.5V | 2 | |
| Zero gate voltage drain current | IDSS | -1 | µA | VDS =-16V, VGS =0V | 2 | ||
| Drain-source on-state resistance | RDS(on) | 0.037 | 0.05 | Ω | VGS =-4.5V, ID =-4A | 2 | |
| Drain-source on-state resistance | RDS(on) | 0.045 | 0.06 | Ω | VGS =-2.5V, ID =-4A | 2 | |
| Drain-source on-state resistance | RDS(on) | 0.08 | 0.1 | Ω | VGS =-1.8V, ID =-2A | 2 | |
| Body diode voltage | VSD | -1 | V | IS=-1A,VGS =0V | 2 | ||
| Forward transconductance | gFS | 8 | S | VDS =-5V, ID =-4A | 2 | ||
| Input capacitance | Ciss | 1450 | pF | VDS =-10V,VGS =0V,f =1MHz | 2 | ||
| Output capacitance | Coss | 205 | pF | VDS =-10V,VGS =0V,f =1MHz | 2 | ||
| Reverse transfer capacitance | Crss | 160 | pF | VDS =-10V,VGS =0V,f =1MHz | 2 | ||
| Gate resistance | Rg | 6.5 | Ω | VDS =0V,VGS =0V,f =1MHz | 2 | ||
| Total gate charge | Qg | 17.2 | nC | VDS =-10V,VGS =-4.5V,ID =-4A | 2 | ||
| Gate-Source charge | Qgs | 1.3 | nC | VDS =-10V,VGS =-4.5V,ID =-4A | 2 | ||
| Gate-drain charge | Qgd | 4.5 | nC | VDS =-10V,VGS =-4.5V,ID =-4A | 2 | ||
| Turn-on delay time | td(on) | 9.5 | ns | VDS=-10V, VGS=-4.5V, RGEN =3Ω, RL=2.5Ω | 2 | ||
| Turn-on rise time | tr | 17 | ns | VDS=-10V, VGS=-4.5V, RGEN =3Ω, RL=2.5Ω | 2 | ||
| Turn-off delay time | td(off) | 94 | ns | VDS=-10V, VGS=-4.5V, RGEN =3Ω, RL=2.5Ω | 2 | ||
| Turn-off fall time | tf | 35 | ns | VDS=-10V, VGS=-4.5V, RGEN =3Ω, RL=2.5Ω | 2 | ||
| Drain-Source Voltage | VDS | -20 | V | Ta=25℃ | 1 | ||
| Gate-Source Voltage | VGS | -8 | 8 | V | Ta=25℃ | 1 | |
| Continuous Drain Current | ID | -4 | A | t≤10s, Ta=25℃ | 1 | ||
| Maximum Power Dissipation | PD | 0.3 | W | t≤10s, Ta=25℃ | 1 | ||
| Operating Junction Temperature | TJ | 150 | ℃ | Ta=25℃ | 1 | ||
| Storage Temperature | TSTG | -55 | 150 | ℃ | Ta=25℃ | 1 | |
| Thermal Resistance from Junction to Ambient | RθJA | 417 | ℃/W | Ta=25℃ | 1 |
CAD (KiCad official)
- Symbol:
CJK3415 - Footprint:
Package_TO_SOT_SMD:SOT-23-3 - 3D model: SOT-23-3L (KiCad packages3D, STEP)
- 3D model files:
cjk3415-etched.step/cjk3415-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);cjk3415.step/cjk3415.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Changjing datasheet (5 pp, sha256
eb01cebae656847e, retrieved 2026-10-23, 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).
# CJK3415
**Changjing** · MOSFETs · SOT-23-3L
CJK3415 from Changjing, 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 | G | input | Gate; gate-source voltage limited to ±8 V with threshold of -0.3 V to -1 V at ID=-250µA. |
| 2 | S | passive | Source of the P-channel MOSFET; body diode forward voltage max -1 V at IS=-1A. |
| 3 | D | passive | Drain; drain-source voltage rated -20 V with continuous drain current of -4.0 A. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Changjing |
| Package | SOT-23-3L |
| Category | Triode/MOS Tube/Transistor |
| 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 |
| Gate threshold voltage | VGS(th) | -0.3 | -0.56 | -1 | V | VDS =VGS, ID =-250µA | 2 |
| Gate-body leakage current | IGSS | -10 | | 10 | µA | VDS =0V, VGS =±8V | 2 |
| Gate-body leakage current | IGSS | -1 | | 1 | µA | VDS =0V, VGS =±4.5V | 2 |
| Zero gate voltage drain current | IDSS | | | -1 | µA | VDS =-16V, VGS =0V | 2 |
| Drain-source on-state resistance | RDS(on) | | 0.037 | 0.05 | Ω | VGS =-4.5V, ID =-4A | 2 |
| Drain-source on-state resistance | RDS(on) | | 0.045 | 0.06 | Ω | VGS =-2.5V, ID =-4A | 2 |
| Drain-source on-state resistance | RDS(on) | | 0.08 | 0.1 | Ω | VGS =-1.8V, ID =-2A | 2 |
| Body diode voltage | VSD | | | -1 | V | IS=-1A,VGS =0V | 2 |
| Forward transconductance | gFS | | 8 | | S | VDS =-5V, ID =-4A | 2 |
| Input capacitance | Ciss | | 1450 | | pF | VDS =-10V,VGS =0V,f =1MHz | 2 |
| Output capacitance | Coss | | 205 | | pF | VDS =-10V,VGS =0V,f =1MHz | 2 |
| Reverse transfer capacitance | Crss | | 160 | | pF | VDS =-10V,VGS =0V,f =1MHz | 2 |
| Gate resistance | Rg | | 6.5 | | Ω | VDS =0V,VGS =0V,f =1MHz | 2 |
| Total gate charge | Qg | | 17.2 | | nC | VDS =-10V,VGS =-4.5V,ID =-4A | 2 |
| Gate-Source charge | Qgs | | 1.3 | | nC | VDS =-10V,VGS =-4.5V,ID =-4A | 2 |
| Gate-drain charge | Qgd | | 4.5 | | nC | VDS =-10V,VGS =-4.5V,ID =-4A | 2 |
| Turn-on delay time | td(on) | | 9.5 | | ns | VDS=-10V, VGS=-4.5V, RGEN =3Ω, RL=2.5Ω | 2 |
| Turn-on rise time | tr | | 17 | | ns | VDS=-10V, VGS=-4.5V, RGEN =3Ω, RL=2.5Ω | 2 |
| Turn-off delay time | td(off) | | 94 | | ns | VDS=-10V, VGS=-4.5V, RGEN =3Ω, RL=2.5Ω | 2 |
| Turn-off fall time | tf | | 35 | | ns | VDS=-10V, VGS=-4.5V, RGEN =3Ω, RL=2.5Ω | 2 |
| Drain-Source Voltage | VDS | | | -20 | V | Ta=25℃ | 1 |
| Gate-Source Voltage | VGS | -8 | | 8 | V | Ta=25℃ | 1 |
| Continuous Drain Current | ID | | | -4 | A | t≤10s, Ta=25℃ | 1 |
| Maximum Power Dissipation | PD | | | 0.3 | W | t≤10s, Ta=25℃ | 1 |
| Operating Junction Temperature | TJ | | | 150 | ℃ | Ta=25℃ | 1 |
| Storage Temperature | TSTG | -55 | | 150 | ℃ | Ta=25℃ | 1 |
| Thermal Resistance from Junction to Ambient | RθJA | | | 417 | ℃/W | Ta=25℃ | 1 |
## CAD (KiCad official)
- Symbol: `CJK3415`
- Footprint: `Package_TO_SOT_SMD:SOT-23-3`
- 3D model: SOT-23-3L (KiCad packages3D, STEP)
- 3D model files: `cjk3415-etched.step` / `cjk3415-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cjk3415.step` / `cjk3415.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Changjing datasheet](docs/cjk3415-datasheet.pdf) (5 pp, sha256 `eb01cebae656847e`, retrieved 2026-10-23, 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](docs/cjk3415-datasheet.pdf)