component
KIA3400
Public Made by Adomby adom
KIA Semicon Tech MOSFETs, SOT-23. 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
markdownKIA3400
KIA Semicon Tech · MOSFETs · SOT-23
KIA3400 from KIA Semicon Tech, in a SOT-23. 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, operable with gate voltages as low as 2.5V, with VGS rated at ±12V maximum. |
| 2 | Source | passive | Source terminal of the N-channel MOSFET, with continuous body-diode current up to 2.5A. |
| 3 | Drain | passive | Drain terminal of the N-channel MOSFET, rated at VDS 30V and 4.8A continuous drain current (30A pulsed). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | KIA Semicon Tech |
| Package | SOT-23 |
| 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 breakdown voltage | BVDSS | 30 | V | VGS=0V,ID=250μA | 3 | ||
| Zero gate voltage drain current | IDSS | 1 | μA | VDS=25V, VGS=0V | 3 | ||
| Gate-body leakage current | IGSS | 100 | nA | VGS=+12V, VDS=0V | 3 | ||
| Gate threshold voltage | VGS(th) | 0.6 | V | VDS=VGS, ID=250μA | 3 | ||
| On state drain current | ID(on) | 30 | A | VGS=4.5V, VDS=5V | 3 | ||
| Static drain-source on-resistance | RDS(on) | 40 | mΩ | VGS=10V,ID=4.8A | 3 | ||
| Static drain-source on-resistance | RDS(on) | 42 | mΩ | VGS=4.5V,ID=4.0A | 3 | ||
| Static drain-source on-resistance | RDS(on) | 55 | mΩ | VGS=2.5V,ID=3.5A | 3 | ||
| Forward transconductance | gfs | 10 | 15 | S | VDS=5V, ID=4.8A | 3 | |
| Diode forward voltage | VSD | 0.71 | 1.2 | V | VGS=0V,IS=1A | 3 | |
| Maximum body-diode continuous current | IS | 2.5 | A | 3 | |||
| Input capacitance | Ciss | 823 | 1030 | pF | VDS=15V,VGS=0V, f=1MHz | 3 | |
| Gate resistance | Rg | 1.2 | 3.6 | Ω | VDS=0V, VGS=0V, f=1MHz | 3 | |
| Total gate charge | Qg | 9.7 | 12 | nC | VDS=15V, VGS=4.5V, ID=5.8A | 3 | |
| Turn-on delay time | td(on) | 3.3 | 5 | ns | VDS=15V, RL=2.7Ω, RG=3Ω, VGS=10V | 3 | |
| Rise time | tr | 4.8 | 7 | ns | VDS=15V, RL=2.7Ω, RG=3Ω, VGS=10V | 3 | |
| Turn-off delay time | td(off) | 26.3 | 40 | ns | VDS=15V, RL=2.7Ω, RG=3Ω, VGS=10V | 3 | |
| Fall time | tf | 4.1 | 6 | ns | VDS=15V, RL=2.7Ω, RG=3Ω, VGS=10V | 3 | |
| Reverse recovery time | trr | 16 | 20 | nS | IF=5A, dI/dt=100A/μs | 3 | |
| Reverse recovery charge | Qrr | 8.9 | 12 | nC | IF=5A, dI/dt=100A/μs | 3 | |
| Drain-source voltage | VDS | 30 | V | 2 | |||
| Gate-source voltage | VGS | 12 | V | 2 | |||
| Continuous drain current | ID | 4.8 | A | TA=25ºC | 2 | ||
| Pulsed drain current | IDM | 30 | A | 2 | |||
| Total power dissipation | PD | 1.4 | W | TA=25 ºC | 2 | ||
| Total power dissipation | PD | 1 | W | TA=70ºC | 2 | ||
| Junction and storage temperature range | TJ,TSTG | -55 | 150 | ºC | 2 | ||
| Maximum junction-ambient (t<10s) | RθJA | 65 | 90 | ºC/W | t<10s | 2 | |
| Maximum junction-ambient | RθJA | 85 | 125 | ºC/W | 2 | ||
| Maximum junction-lead | RθJL | 43 | 60 | ºC/W | 2 |
CAD (KiCad official)
- Symbol:
KIA3400 - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
kia3400-etched.step/kia3400-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);kia3400.step/kia3400.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: KIA Semicon Tech datasheet (5 pp, sha256
77b8f56c963f415e, retrieved 2026-10-17, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).