component
PKC-136RL
Public Made by Adomby adom
STMicroelectronics ESD Protection Devices, DO-15. 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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PKC-136RL
STMicroelectronics · ESD Protection Devices · DO-15
PKC-136RL from STMicroelectronics, in a DO-15. 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 | STMicroelectronics |
| Package | DO-15 |
| 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 |
|---|---|---|---|---|---|---|---|
| Storage temperature | Tstg | -40 | 150 | °C | 1 | ||
| Junction temperature | Tj | 150 | °C | 1 | |||
| Maximum power dissipation | P | 1.5 | W | T°lead = 90°C | 1 | ||
| Reverse leakage current (diode) | IR | 3 | µA | VR = VRRM, Tj = 25°C | 2 | ||
| Reverse leakage current (diode) | IR | 3 | 20 | µA | VR = VRRM, Tj = 125°C | 2 | |
| Repetitive peak reverse voltage | VRRM | 700 | V | Tj = 25°C | 2 | ||
| Reverse recovery time | trr | 45 | ns | IF = 1A, dIF/dt = -50A/µs, VR = 30V | 2 | ||
| Peak forward voltage | VFP | 12 | V | IF = 3A, dIF/dt = 100A/µs, Tj = 25°C | 2 | ||
| Peak forward voltage | VFP | 18 | V | IF = 3A, dIF/dt = 100A/µs, Tj = 125°C | 2 | ||
| Leakage current (Transil) | IRM | 1 | µA | VR = 136V, Tj = 25°C | 2 | ||
| Leakage current (Transil) | IRM | 10 | µA | VR = 136V, Tj = 125°C | 2 | ||
| Breakdown voltage | VBR | 150 | 160 | 170 | V | IR = 1mA, pulse test < 50ms, Tj = 25°C | 2 |
| Dynamical resistance | Rd | 4 | Ω | tp < 500ns, I = 0.5A to 1.5A, Tj = 125°C | 2 | ||
| Surge clamping voltage | VsCL | 219 | V | Ipp = 2.7A, 10/1000µs | 2 | ||
| Thermal resistance junction to leads | Rth(j-l) | 40 | °C/W | L = 10mm | 3 | ||
| Thermal resistance junction to ambient | Rth(j-a) | 105 | °C/W | see note 1 | 3 | ||
| Temperature coefficient of VBR | αT | 10.8 | 10-4/°C | 2 | |||
| Total parasitic capacitance | C | 35 | pF | 1MHz 30mV | 2 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | copper | versus copper surface under each lead. | 4 |
CAD (KiCad official)
- Symbol:
PKC-136RL - Footprint:
Diode_THT:D_DO-15_P12.70mm_Horizontal - 3D model: DO-15 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (5 pp, sha256
f722fc2e7f91d32a, retrieved 2026-11-02, tier: manufacturer) - 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).
# PKC-136RL
**STMicroelectronics** · ESD Protection Devices · DO-15
PKC-136RL from STMicroelectronics, in a DO-15. 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 | STMicroelectronics |
| Package | DO-15 |
| 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 |
|---|---|---|---|---|---|---|---|
| Storage temperature | Tstg | -40 | | 150 | °C | | 1 |
| Junction temperature | Tj | | | 150 | °C | | 1 |
| Maximum power dissipation | P | | | 1.5 | W | T°lead = 90°C | 1 |
| Reverse leakage current (diode) | IR | | | 3 | µA | VR = VRRM, Tj = 25°C | 2 |
| Reverse leakage current (diode) | IR | | 3 | 20 | µA | VR = VRRM, Tj = 125°C | 2 |
| Repetitive peak reverse voltage | VRRM | 700 | | | V | Tj = 25°C | 2 |
| Reverse recovery time | trr | | | 45 | ns | IF = 1A, dIF/dt = -50A/µs, VR = 30V | 2 |
| Peak forward voltage | VFP | | | 12 | V | IF = 3A, dIF/dt = 100A/µs, Tj = 25°C | 2 |
| Peak forward voltage | VFP | | | 18 | V | IF = 3A, dIF/dt = 100A/µs, Tj = 125°C | 2 |
| Leakage current (Transil) | IRM | | | 1 | µA | VR = 136V, Tj = 25°C | 2 |
| Leakage current (Transil) | IRM | | | 10 | µA | VR = 136V, Tj = 125°C | 2 |
| Breakdown voltage | VBR | 150 | 160 | 170 | V | IR = 1mA, pulse test < 50ms, Tj = 25°C | 2 |
| Dynamical resistance | Rd | | | 4 | Ω | tp < 500ns, I = 0.5A to 1.5A, Tj = 125°C | 2 |
| Surge clamping voltage | VsCL | | | 219 | V | Ipp = 2.7A, 10/1000µs | 2 |
| Thermal resistance junction to leads | Rth(j-l) | | 40 | | °C/W | L = 10mm | 3 |
| Thermal resistance junction to ambient | Rth(j-a) | | 105 | | °C/W | see note 1 | 3 |
| Temperature coefficient of VBR | αT | | | 10.8 | 10-4/°C | | 2 |
| Total parasitic capacitance | C | | 35 | | pF | 1MHz 30mV | 2 |
## Materials and finish
As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | copper | | versus copper surface under each lead. | 4 |
## CAD (KiCad official)
- Symbol: `PKC-136RL`
- Footprint: `Diode_THT:D_DO-15_P12.70mm_Horizontal`
- 3D model: DO-15 (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [STMicroelectronics datasheet](https://www.st.com/resource/en/datasheet/pkc-136rl.pdf) (5 pp, sha256 `f722fc2e7f91d32a`, retrieved 2026-11-02, tier: manufacturer)
- **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/pkc-136rl-datasheet.pdf)