component
UF102
Public Made by Adomby adom
SUNMATE Elec Fast Recovery / High Efficiency Diodes, DO-41. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
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UF102
SUNMATE Elec · Fast Recovery / High Efficiency Diodes · DO-41
UF102 from SUNMATE Elec, in a DO-41. 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 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | SUNMATE Elec |
| Package | DO-41 |
| Category | Diodes |
| Pins | 2 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Peak Repetitive Reverse Voltage | VRRM | 200 | V | 1 | |||
| RMS Reverse Voltage | VR(RMS) | 140 | V | 1 | |||
| Average Rectified Output Current | IO | 1 | A | TA = 55C (Note 1) | 1 | ||
| Non-Repetitive Peak Forward Surge Current | IFSM | 30 | A | 8.3ms single half sine-wave superimposed on rated load (JEDEC method) | 1 | ||
| Peak Reverse Current | IRM | 5 | at rated DC blocking voltage, TA = 25C | 1 | |||
| Peak Reverse Current | IRM | 100 | A | at rated DC blocking voltage, TA = 100C | 1 | ||
| Operating and Storage Temperature Range | Tj, TSTG | -65 | 150 | C | 1 | ||
| Typical Thermal Resistance Junction to Ambient | RθJA | 95 | K/W | 1 |
CAD (KiCad official)
- Symbol:
UF102 - Footprint:
Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal - 3D model: DO-41 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: SUNMATE Elec datasheet (2 pp, sha256
4c8ad4cb60f1a8ea, retrieved 2026-10-14, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarycathode-band convention(convention), consensusoff(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).
# UF102
**SUNMATE Elec** · Fast Recovery / High Efficiency Diodes · DO-41
UF102 from SUNMATE Elec, in a DO-41. 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 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | SUNMATE Elec |
| Package | DO-41 |
| Category | Diodes |
| Pins | 2 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Peak Repetitive Reverse Voltage | VRRM | | | 200 | V | | 1 |
| RMS Reverse Voltage | VR(RMS) | | | 140 | V | | 1 |
| Average Rectified Output Current | IO | | | 1 | A | TA = 55C (Note 1) | 1 |
| Non-Repetitive Peak Forward Surge Current | IFSM | | | 30 | A | 8.3ms single half sine-wave superimposed on rated load (JEDEC method) | 1 |
| Peak Reverse Current | IRM | | | 5 | | at rated DC blocking voltage, TA = 25C | 1 |
| Peak Reverse Current | IRM | | | 100 | A | at rated DC blocking voltage, TA = 100C | 1 |
| Operating and Storage Temperature Range | Tj, TSTG | -65 | | 150 | C | | 1 |
| Typical Thermal Resistance Junction to Ambient | RθJA | | 95 | | K/W | | 1 |
## CAD (KiCad official)
- Symbol: `UF102`
- Footprint: `Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal`
- 3D model: DO-41 (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [SUNMATE Elec datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603110821392502784) (2 pp, sha256 `4c8ad4cb60f1a8ea`, retrieved 2026-10-14, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `cathode-band convention` (convention), consensus `off` (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/uf102-datasheet.pdf)