component
P4KE39CAHR0G-CN
Public Made by Adomby adom
ChipNobo ESD And Surge Protection (TVS/ESD), 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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P4KE39CAHR0G-CN
ChipNobo · ESD And Surge Protection (TVS/ESD) · DO-41
P4KE39CAHR0G-CN from ChipNobo, 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 | ChipNobo |
| Package | DO-41 |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown voltage (min) | VBR | 37.05 | 40.95 | V | @IT = 1 mA | 3 | |
| Maximum reverse leakage current | IR | 1 | uA | @VRWM | 3 | ||
| Working peak reverse voltage | VRWM | 33.3 | V | 3 | |||
| Maximum reverse surge current | IPP | 7.42 | A | 3 | |||
| Maximum clamping voltage | VC | 53.9 | V | @IPP | 3 | ||
| Breakdown voltage tolerance (A suffix, 5% device) | VBR | -5 | 5 | % | Suffix 'A' denotes 5% tolerance device (per note 1) | 3 | |
| Peak power dissipation | PPP | 400 | W | 10/1000 μs waveform (note 1) | 1 | ||
| Power dissipation on infinite heatsink | PD | 1 | W | TL = 75 °C | 1 | ||
| Operating junction and storage temperature range | TJ, TSTG | -55 | 150 | °C | 1 |
CAD (KiCad official)
- Symbol:
P4KE39CAHR0G-CN - 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: ChipNobo datasheet (5 pp, sha256
6617d82a7af2fb35, retrieved 2026-10-21, 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).
# P4KE39CAHR0G-CN
**ChipNobo** · ESD And Surge Protection (TVS/ESD) · DO-41
P4KE39CAHR0G-CN from ChipNobo, 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 | ChipNobo |
| Package | DO-41 |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown voltage (min) | VBR | 37.05 | | 40.95 | V | @IT = 1 mA | 3 |
| Maximum reverse leakage current | IR | | | 1 | uA | @VRWM | 3 |
| Working peak reverse voltage | VRWM | | | 33.3 | V | | 3 |
| Maximum reverse surge current | IPP | | | 7.42 | A | | 3 |
| Maximum clamping voltage | VC | | | 53.9 | V | @IPP | 3 |
| Breakdown voltage tolerance (A suffix, 5% device) | VBR | -5 | | 5 | % | Suffix 'A' denotes 5% tolerance device (per note 1) | 3 |
| Peak power dissipation | PPP | | | 400 | W | 10/1000 μs waveform (note 1) | 1 |
| Power dissipation on infinite heatsink | PD | | | 1 | W | TL = 75 °C | 1 |
| Operating junction and storage temperature range | TJ, TSTG | -55 | | 150 | °C | | 1 |
## CAD (KiCad official)
- Symbol: `P4KE39CAHR0G-CN`
- 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:** [ChipNobo datasheet](docs/p4ke39cahr0g-cn-datasheet.pdf) (5 pp, sha256 `6617d82a7af2fb35`, retrieved 2026-10-21, 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/p4ke39cahr0g-cn-datasheet.pdf)