component
MUR1040DC
Public Made by Adomby adom
YFW Fast Recovery / High Efficiency Diodes, TO-263. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
Open in new tab ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.
Symbol & Footprint
Schematic Symbol
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
PCB Footprint
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
Datasheet
Open in new tab ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
README
markdownMUR1040DC
YFW · Fast Recovery / High Efficiency Diodes · TO-263
MUR1040DC from YFW, in a TO-263. 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 | A1 | passive | Anode of the first rectifier leg (PIN 1), rated 400 V VRRM and 5 A average forward current per leg. |
| 2 | K | passive | Common cathode of both legs (PIN 2, center lead and tab), 400 V DC blocking voltage, 10 A total average forward current. |
| 3 | A2 | passive | Anode of the second rectifier leg (PIN 3), rated 400 V VRRM and 5 A average forward current per leg. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | YFW |
| Package | TO-263 |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum Repetitive Peak Reverse Voltage | VRRM | 400 | V | 1 | |||
| Maximum DC Blocking Voltage | VDC | 400 | V | 1 | |||
| Maximum Average Forward Rectified Current, Per Leg | Io | 5 | A | Per Leg | 1 | ||
| Maximum Average Forward Rectified Current, Total | Io | 10 | A | Total | 1 | ||
| Operating Temperature Range | TJ | 150 | °C | 1 | |||
| Storage Temperature Range | TSTG | -40 | 150 | °C | 1 | ||
| Forward Voltage Drop | VF | 1.15 | 1.39 | V | IF=5A, TA=25°C; pulse test 300 μs pulse width, 1 % duty cycle (Note2) | 1 | |
| Maximum Reverse Current | IR | 0.1 | 1 | uA | VR=400V, TA=25°C | 1 | |
| Maximum Reverse Recovery Time | Trr | 35 | nS | IF,IR=1A, IRR=0.25A | 1 |
CAD (KiCad official)
- Symbol:
MUR1040DC - Footprint:
Package_TO_SOT_SMD:TO-263-2 - 3D model: TO-263 (KiCad packages3D, STEP)
- 3D model files:
mur1040dc-etched.step/mur1040dc-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mur1040dc.step/mur1040dc.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: YFW datasheet (7 pp, sha256
3fb2c1abe9c79701, retrieved 2026-10-18, 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).