component
KGF25N120KDA
Public Made by Adomby adom
KEC Semicon IGBT Transistors / Modules, TO-247-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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KGF25N120KDA
KEC Semicon · IGBT Transistors / Modules · TO-247-3
KGF25N120KDA from KEC Semicon, in a TO-247-3. 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-emitter voltage limited to ±20 V (VGES), threshold VGE(th) 4.5 V min to 7.0 V max at IC=25 mA. |
| 2 | C | passive | Collector (also connected to the mounting tab in the package drawing); VCES 1200 V, IC 50 A at Tc=25 °C and 25 A at Tc=100 °C, ICM 75 A. |
| 3 | E | passive | Emitter; IGBT emitter and anti-parallel diode anode, with diode continuous forward current IF 25 A at Tc=100 °C. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | KEC Semicon |
| Package | TO-247-3 |
| 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 |
|---|---|---|---|---|---|---|---|
| Collector-Emitter Voltage | VCES | 1200 | V | 1 | |||
| Gate-Emitter Voltage | VGES | -20 | 20 | V | 1 | ||
| Collector Current @Tc=25 | IC | 50 | A | Tc=25 | 1 | ||
| Collector Current @Tc=100 | IC | 25 | A | Tc=100 | 1 | ||
| Pulsed Collector Current | ICM | 75 | A | Repetitive rating: pulse width limited by max. junction temperature | 1 | ||
| Diode Continuous Forward Current @Tc=100 | IF | 25 | A | Tc=100 | 1 | ||
| Diode Maximum Forward Current | IFM | 75 | A | 1 | |||
| Maximum Power Dissipation @Tc=25 | PD | 227 | W | Tc=25 | 1 | ||
| Maximum Power Dissipation @Tc=100 | PD | 91 | W | Tc=100 | 1 | ||
| Maximum Junction Temperature | Tj | 150 | °C | 1 | |||
| Storage Temperature Range | Tstg | -55 | 150 | °C | 1 | ||
| Thermal Resistance, Junction to Case (IGBT) | Rth JC | 0.55 | /W | 1 | |||
| Thermal Resistance, Junction to Case (DIODE) | Rth JC | 1.7 | /W | 1 | |||
| Thermal Resistance, Junction to Ambient | Rth JA | 40 | /W | 1 | |||
| Collector-Emitter Breakdown Voltage | BVCES | 1200 | V | VGE=0V, IC=1mA | 2 | ||
| Collector Cut-off Current | ICES | 1 | mA | VGE=0V, VCE=1200V | 2 | ||
| Gate Leakage Current | IGES | -100 | 100 | nA | VCE=0V, VGE=±20V | 2 | |
| Gate Threshold Voltage | VGE(th) | 4.5 | 5.5 | 7 | V | VGE=VCE, IC=25mA | 2 |
| Collector-Emitter Saturation Voltage (IC=25A, 25°C row) | VCE(sat) | 2 | 2.4 | V | VGE=15V, IC=25A | 2 | |
| Turn-On Switching Loss (TC=25) | Eon | 1.85 | 2.4 | mJ | VCC=600V, IC=25A, VGE=15V, RG=10, Inductive Load, TC=25 | 2 | |
| Turn-Off Switching Loss (TC=25) | Eoff | 0.9 | 1.2 | mJ | VCC=600V, IC=25A, VGE=15V, RG=10, Inductive Load, TC=25 | 2 | |
| Total Switching Loss (TC=25) | Ets | 2.75 | 3.6 | mJ | VCC=600V, IC=25A, VGE=15V, RG=10, Inductive Load, TC=25 | 2 | |
| Input Capacitance | Cies | 2650 | 3450 | pF | VCE=30V, VGE=0V, f=1MHz | 2 | |
| Short Circuit Withstand Time | tsc | 10 | μs | VCC=600V, VGE=15V, TC=100 | 2 | ||
| Diode Forward Voltage (TC=25) | VF | 2.4 | 3 | V | IF=25A, TC=25 | 3 |
CAD (KiCad official)
- Symbol:
KGF25N120KDA - Footprint:
Package_TO_SOT_THT:TO-247-3_Vertical - 3D model: TO-247-3 (KiCad packages3D, STEP)
- 3D model files:
kgf25n120kda-etched.step/kgf25n120kda-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);kgf25n120kda.step/kgf25n120kda.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: KEC Semicon datasheet (8 pp, sha256
0ed14d0610f375c9, retrieved 2026-10-15, 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).
# KGF25N120KDA
**KEC Semicon** · IGBT Transistors / Modules · TO-247-3
KGF25N120KDA from KEC Semicon, in a TO-247-3. 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-emitter voltage limited to ±20 V (VGES), threshold VGE(th) 4.5 V min to 7.0 V max at IC=25 mA. |
| 2 | C | passive | Collector (also connected to the mounting tab in the package drawing); VCES 1200 V, IC 50 A at Tc=25 °C and 25 A at Tc=100 °C, ICM 75 A. |
| 3 | E | passive | Emitter; IGBT emitter and anti-parallel diode anode, with diode continuous forward current IF 25 A at Tc=100 °C. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | KEC Semicon |
| Package | TO-247-3 |
| 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 |
|---|---|---|---|---|---|---|---|
| Collector-Emitter Voltage | VCES | | | 1200 | V | | 1 |
| Gate-Emitter Voltage | VGES | -20 | | 20 | V | | 1 |
| Collector Current @Tc=25 | IC | | | 50 | A | Tc=25 | 1 |
| Collector Current @Tc=100 | IC | | | 25 | A | Tc=100 | 1 |
| Pulsed Collector Current | ICM | | | 75 | A | Repetitive rating: pulse width limited by max. junction temperature | 1 |
| Diode Continuous Forward Current @Tc=100 | IF | | | 25 | A | Tc=100 | 1 |
| Diode Maximum Forward Current | IFM | | | 75 | A | | 1 |
| Maximum Power Dissipation @Tc=25 | PD | | | 227 | W | Tc=25 | 1 |
| Maximum Power Dissipation @Tc=100 | PD | | | 91 | W | Tc=100 | 1 |
| Maximum Junction Temperature | Tj | | | 150 | °C | | 1 |
| Storage Temperature Range | Tstg | -55 | | 150 | °C | | 1 |
| Thermal Resistance, Junction to Case (IGBT) | Rth JC | | | 0.55 | /W | | 1 |
| Thermal Resistance, Junction to Case (DIODE) | Rth JC | | | 1.7 | /W | | 1 |
| Thermal Resistance, Junction to Ambient | Rth JA | | | 40 | /W | | 1 |
| Collector-Emitter Breakdown Voltage | BVCES | 1200 | | | V | VGE=0V, IC=1mA | 2 |
| Collector Cut-off Current | ICES | | | 1 | mA | VGE=0V, VCE=1200V | 2 |
| Gate Leakage Current | IGES | -100 | | 100 | nA | VCE=0V, VGE=±20V | 2 |
| Gate Threshold Voltage | VGE(th) | 4.5 | 5.5 | 7 | V | VGE=VCE, IC=25mA | 2 |
| Collector-Emitter Saturation Voltage (IC=25A, 25°C row) | VCE(sat) | | 2 | 2.4 | V | VGE=15V, IC=25A | 2 |
| Turn-On Switching Loss (TC=25) | Eon | | 1.85 | 2.4 | mJ | VCC=600V, IC=25A, VGE=15V, RG=10, Inductive Load, TC=25 | 2 |
| Turn-Off Switching Loss (TC=25) | Eoff | | 0.9 | 1.2 | mJ | VCC=600V, IC=25A, VGE=15V, RG=10, Inductive Load, TC=25 | 2 |
| Total Switching Loss (TC=25) | Ets | | 2.75 | 3.6 | mJ | VCC=600V, IC=25A, VGE=15V, RG=10, Inductive Load, TC=25 | 2 |
| Input Capacitance | Cies | | 2650 | 3450 | pF | VCE=30V, VGE=0V, f=1MHz | 2 |
| Short Circuit Withstand Time | tsc | 10 | | | μs | VCC=600V, VGE=15V, TC=100 | 2 |
| Diode Forward Voltage (TC=25) | VF | | 2.4 | 3 | V | IF=25A, TC=25 | 3 |
## CAD (KiCad official)
- Symbol: `KGF25N120KDA`
- Footprint: `Package_TO_SOT_THT:TO-247-3_Vertical`
- 3D model: TO-247-3 (KiCad packages3D, STEP)
- 3D model files: `kgf25n120kda-etched.step` / `kgf25n120kda-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `kgf25n120kda.step` / `kgf25n120kda.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [KEC Semicon datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588894844797767680) (8 pp, sha256 `0ed14d0610f375c9`, retrieved 2026-10-15, 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](docs/kgf25n120kda-datasheet.pdf)