component
STTH3R04RL
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STMicroelectronics Fast Recovery / High Efficiency Diodes, DO-201AD. 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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STTH3R04RL
STMicroelectronics · Fast Recovery / High Efficiency Diodes · DO-201AD
STTH3R04RL from STMicroelectronics, in a DO-201AD. 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-201AD |
| 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 | 400 | V | 2 | |||
| Average forward current, DO-201AD | IF(AV) | 3 | A | δ = 0.5, Tlead = 80 °C | 2 | ||
| Surge non repetitive forward current | IFSM | 60 | A | tp = 10 ms sinusoidal | 2 | ||
| Storage temperature range | Tstg | -65 | 175 | °C | 2 | ||
| Maximum operating junction temperature | Tj | 175 | °C | On infinite heatsink with 10 mm lead length | 2 | ||
| Junction to lead thermal resistance, DO-201AD | Rth(j-l) | 22 | °C/W | Lead length = 10 mm on infinite heatsink | 2 | ||
| Reverse leakage current | IR | 5 | µA | Tj = 25 °C, VR = VRRM | 2 | ||
| Reverse leakage current | IR | 5 | 50 | µA | Tj = 125 °C, VR = VRRM | 2 | |
| Forward voltage drop | VF | 1.5 | V | Tj = 25 °C, IF = 3.0 A | 2 | ||
| Forward voltage drop | VF | 1 | 1.25 | V | Tj = 100 °C | 2 | |
| Forward voltage drop | VF | 0.9 | 1.15 | V | Tj = 150 °C | 2 | |
| Reverse recovery time | trr | 35 | ns | IF = 1 A, dIF/dt = -50 A/µs, VR = 30 V, Tj = 25 °C | 3 | ||
| Reverse recovery time | trr | 18 | 25 | ns | IF = 1 A, dIF/dt = -100 A/µs, VR = 30 V, Tj = 25 °C | 3 | |
| Reverse recovery current | IRM | 4 | 5.5 | A | IF = 3.0 A, dIF/dt = -200 A/µs, VR = 320 V, Tj = 125 °C | 3 | |
| Forward recovery time | tfr | 75 | ns | IF = 3.0 A, dIF/dt = 100 A/µs, VFR = 1.1 x VFmax, Tj = 25 °C | 3 | ||
| Forward recovery voltage | VFP | 2.5 | V | IF = 3.0 A, dIF/dt = 100 A/µs | 3 |
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 | under each lead, DO-201AD (epoxy FR4, copper thickness = 35 µm) | 5 |
CAD (KiCad official)
- Symbol:
STTH3R04RL - Footprint:
Diode_THT:D_DO-201AD_P15.24mm_Horizontal - 3D model: DO-201AD (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (10 pp, sha256
f8d222f8c67bafd2, retrieved 2026-10-16, 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).
# STTH3R04RL
**STMicroelectronics** · Fast Recovery / High Efficiency Diodes · DO-201AD
STTH3R04RL from STMicroelectronics, in a DO-201AD. 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-201AD |
| 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 | | | 400 | V | | 2 |
| Average forward current, DO-201AD | IF(AV) | | | 3 | A | δ = 0.5, Tlead = 80 °C | 2 |
| Surge non repetitive forward current | IFSM | | | 60 | A | tp = 10 ms sinusoidal | 2 |
| Storage temperature range | Tstg | -65 | | 175 | °C | | 2 |
| Maximum operating junction temperature | Tj | | | 175 | °C | On infinite heatsink with 10 mm lead length | 2 |
| Junction to lead thermal resistance, DO-201AD | Rth(j-l) | | 22 | | °C/W | Lead length = 10 mm on infinite heatsink | 2 |
| Reverse leakage current | IR | | | 5 | µA | Tj = 25 °C, VR = VRRM | 2 |
| Reverse leakage current | IR | | 5 | 50 | µA | Tj = 125 °C, VR = VRRM | 2 |
| Forward voltage drop | VF | | | 1.5 | V | Tj = 25 °C, IF = 3.0 A | 2 |
| Forward voltage drop | VF | | 1 | 1.25 | V | Tj = 100 °C | 2 |
| Forward voltage drop | VF | | 0.9 | 1.15 | V | Tj = 150 °C | 2 |
| Reverse recovery time | trr | | | 35 | ns | IF = 1 A, dIF/dt = -50 A/µs, VR = 30 V, Tj = 25 °C | 3 |
| Reverse recovery time | trr | | 18 | 25 | ns | IF = 1 A, dIF/dt = -100 A/µs, VR = 30 V, Tj = 25 °C | 3 |
| Reverse recovery current | IRM | | 4 | 5.5 | A | IF = 3.0 A, dIF/dt = -200 A/µs, VR = 320 V, Tj = 125 °C | 3 |
| Forward recovery time | tfr | | | 75 | ns | IF = 3.0 A, dIF/dt = 100 A/µs, VFR = 1.1 x VFmax, Tj = 25 °C | 3 |
| Forward recovery voltage | VFP | | | 2.5 | V | IF = 3.0 A, dIF/dt = 100 A/µs | 3 |
## 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 | | under each lead, DO-201AD (epoxy FR4, copper thickness = 35 µm) | 5 |
## CAD (KiCad official)
- Symbol: `STTH3R04RL`
- Footprint: `Diode_THT:D_DO-201AD_P15.24mm_Horizontal`
- 3D model: DO-201AD (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588944452165099521) (10 pp, sha256 `f8d222f8c67bafd2`, retrieved 2026-10-16, 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/stth3r04rl-datasheet.pdf)