component
1N4148-TAP
Public Made by Adomby adom
Vishay Intertech Switching Diodes, DO-35. 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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1N4148-TAP
Vishay Intertech · Switching Diodes · DO-35
1N4148-TAP from Vishay Intertech, in a DO-35. 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 | Vishay Intertech |
| Package | DO-35 |
| 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 |
|---|---|---|---|---|---|---|---|
| Repetitive peak reverse voltage | VRRM | 100 | V | 1 | |||
| Reverse voltage | VR | 75 | V | 1 | |||
| Peak forward surge current | IFSM | 2 | A | tp = 1 μs | 1 | ||
| Repetitive peak forward current | IFRM | 500 | mA | 1 | |||
| Forward continuous current | IF | 300 | mA | 1 | |||
| Average forward current | IF(AV) | 150 | mA | VR = 0 | 1 | ||
| Power dissipation | Ptot | 440 | mW | l = 4 mm, TL = 45 °C | 1 | ||
| Power dissipation | Ptot | 500 | mW | l = 4 mm, TL ≤ 25 °C | 1 | ||
| Thermal resistance junction to ambient air | RthJA | 350 | K/W | l = 4 mm, TL = constant | 1 | ||
| Junction temperature | Tj | 175 | °C | 1 | |||
| Storage temperature range | Tstg | -65 | 150 | °C | 1 | ||
| Forward voltage | VF | 1 | V | IF = 10 mA | 2 | ||
| Reverse current | IR | 25 | nA | VR = 20 V | 2 | ||
| Reverse current | IR | 50 | μA | VR = 20 V, Tj = 150 °C | 2 | ||
| Reverse current | IR | 5 | μA | VR = 75 V | 2 | ||
| Breakdown voltage | V(BR) | 100 | V | IR = 100 μA, tp/T = 0.01, tp = 0.3 ms | 2 | ||
| Diode capacitance | CD | 4 | pF | VR = 0 V, f = 1 MHz, VHF = 50 mV | 2 | ||
| Rectification efficiency | ηr | 45 | % | VHF = 2 V, f = 100 MHz | 2 | ||
| Reverse recovery time | trr | 8 | ns | IF = IR = 10 mA, iR = 1 mA | 2 | ||
| Reverse recovery time | trr | 4 | ns | IF = 10 mA, VR = 6 V, iR = 0.1 x IR, RL = 100 Ω | 2 |
CAD (KiCad official)
- Symbol:
1N4148-TAP - Footprint:
Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal - 3D model: DO-35 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Vishay Intertech datasheet (4 pp, sha256
acb5c447795b06df, retrieved 2026-10-26, 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).
# 1N4148-TAP
**Vishay Intertech** · Switching Diodes · DO-35
1N4148-TAP from Vishay Intertech, in a DO-35. 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 | Vishay Intertech |
| Package | DO-35 |
| 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 |
|---|---|---|---|---|---|---|---|
| Repetitive peak reverse voltage | VRRM | | | 100 | V | | 1 |
| Reverse voltage | VR | | | 75 | V | | 1 |
| Peak forward surge current | IFSM | | | 2 | A | tp = 1 μs | 1 |
| Repetitive peak forward current | IFRM | | | 500 | mA | | 1 |
| Forward continuous current | IF | | | 300 | mA | | 1 |
| Average forward current | IF(AV) | | | 150 | mA | VR = 0 | 1 |
| Power dissipation | Ptot | | | 440 | mW | l = 4 mm, TL = 45 °C | 1 |
| Power dissipation | Ptot | | | 500 | mW | l = 4 mm, TL ≤ 25 °C | 1 |
| Thermal resistance junction to ambient air | RthJA | | | 350 | K/W | l = 4 mm, TL = constant | 1 |
| Junction temperature | Tj | | | 175 | °C | | 1 |
| Storage temperature range | Tstg | -65 | | 150 | °C | | 1 |
| Forward voltage | VF | | | 1 | V | IF = 10 mA | 2 |
| Reverse current | IR | | | 25 | nA | VR = 20 V | 2 |
| Reverse current | IR | | | 50 | μA | VR = 20 V, Tj = 150 °C | 2 |
| Reverse current | IR | | | 5 | μA | VR = 75 V | 2 |
| Breakdown voltage | V(BR) | 100 | | | V | IR = 100 μA, tp/T = 0.01, tp = 0.3 ms | 2 |
| Diode capacitance | CD | | | 4 | pF | VR = 0 V, f = 1 MHz, VHF = 50 mV | 2 |
| Rectification efficiency | ηr | 45 | | | % | VHF = 2 V, f = 100 MHz | 2 |
| Reverse recovery time | trr | | | 8 | ns | IF = IR = 10 mA, iR = 1 mA | 2 |
| Reverse recovery time | trr | | | 4 | ns | IF = 10 mA, VR = 6 V, iR = 0.1 x IR, RL = 100 Ω | 2 |
## CAD (KiCad official)
- Symbol: `1N4148-TAP`
- Footprint: `Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal`
- 3D model: DO-35 (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Vishay Intertech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588895277973037056) (4 pp, sha256 `acb5c447795b06df`, retrieved 2026-10-26, 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/1n4148-tap-datasheet.pdf)