component
IDFW40E65D1E
Public Made by Adomby adom
Infineon Technologies Switching Diodes, TO-247-3. 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
markdownIDFW40E65D1E
Infineon Technologies · Switching Diodes · TO-247-3
IDFW40E65D1E from Infineon Technologies, 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 | NC | unconnected | Not connected. |
| 2 | C | passive | Cathode; diode repetitive peak reverse voltage VRRM is 650 V and continuous forward current is 42 A at Th=25°C (35 A at Th=65°C). |
| 3 | A | passive | Anode; forward voltage VF is 1.70 V typical at IF=40 A, Tvj=25°C, and pulsed forward current is up to 120 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Infineon Technologies |
| Package | TO-247-3 |
| Category | Diodes |
| 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 |
|---|---|---|---|---|---|---|---|
| Repetitive peak reverse voltage, Tvj ≥ 25°C | VRRM | 650 | V | Tvj ≥ 25°C | 3 | ||
| Diode forward current, limited by Tvjmax | IF | 42 | A | Th=25°C | 3 | ||
| Diode forward current, limited by Tvjmax | IF | 35 | A | Th=65°C | 3 | ||
| Diode pulsed current, tp limited by Tvjmax | IFpuls | 120 | A | tp limited by Tvjmax | 3 | ||
| Power dissipation | Ptot | 78 | W | Th=25°C | 3 | ||
| Power dissipation | Ptot | 57 | W | Th=65°C | 3 | ||
| Operating junction temperature | Tvj | -40 | 175 | °C | 3 | ||
| Storage temperature | Tstg | -55 | 150 | °C | 3 | ||
| Soldering temperature, wave soldering | 260 | °C | wave soldering 1.6mm (0.063in.) from case for 10s | 3 | |||
| Mounting torque, M3 screw | 0.6 | Nm | M3 screw; maximum of mounting processes: 3 | 3 | |||
| Isolation voltage RMS | Visol | 2500 | V | f=50/60Hz, t=1min | 3 | ||
| Diode thermal resistance, junction - heatsink | Rth(j-h) | 1.75 | 1.92 | K/W | F=500N, Ta=25ºC (footnote 2) | 3 | |
| Thermal resistance, junction - ambient | Rth(j-a) | 65 | K/W | 3 | |||
| Diode forward voltage | VF | 1.7 | 2.1 | V | IF=40.0A, Tvj=25°C | 3 | |
| Reverse leakage current | IR | 350 | µA | VR=650V, Tvj=25°C | 3 | ||
| Reverse leakage current | IR | 40 | µA | VR=650V, Tvj=175°C | 3 |
CAD (KiCad official)
- Symbol:
IDFW40E65D1E - Footprint:
Package_TO_SOT_THT:TO-247-3_Vertical - 3D model: TO-247-3 (KiCad packages3D, STEP)
- 3D model files:
idfw40e65d1e-etched.step/idfw40e65d1e-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);idfw40e65d1e.step/idfw40e65d1e.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Infineon Technologies datasheet (11 pp, sha256
20bfd8cffee4fb6d, retrieved 2026-10-16, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-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).