component
GR1M
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Suzhou Good-Ark Elec Diodes - Fast Recovery Rectifiers, SMA. 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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GR1M
Suzhou Good-Ark Elec · Diodes - Fast Recovery Rectifiers · SMA
GR1M from Suzhou Good-Ark Elec, in a SMA. 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 | Suzhou Good-Ark Elec |
| Package | SMA |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum repetitive peak reverse voltage | VRRM | 1000 | V | TA=25 °C | 1 | ||
| Maximum RMS voltage | VRMS | 700 | V | TA=25 °C | 1 | ||
| Maximum DC blocking voltage | VDC | 1000 | V | TA=25 °C | 1 | ||
| Maximum average forward rectified current | IF(AV) | 1 | A | TA=25 °C | 1 | ||
| Peak forward surge current | IFSM | 30 | A | 8.3 ms single half sine-wave superimposed on rated load | 1 | ||
| Operating junction and storage temperature range | TJ, TSTG | -55 | 150 | °C | 1 | ||
| Maximum instantaneous forward voltage | VF | 1.3 | V | IF=1.0 A | 1 | ||
| Maximum DC reverse current | IR | 5 | µA | TA=25℃, at rated DC blocking voltage | 1 | ||
| Maximum DC reverse current | IR | 50 | µA | TA=125℃, at rated DC blocking voltage | 1 | ||
| Maximum reverse recovery time | trr | 500 | nS | IF=0.5A, IR=1.0A, Irr=0.25A | 1 |
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 | Note:1),The thermal resistance from junction to lead,mounted on P.C.B with 5×5mm copper pads,2 OZ,FR4 PCB | 1 |
CAD (KiCad official)
- Symbol:
GR1M - Footprint:
Diode_SMD:D_SMA - 3D model: SMA (KiCad packages3D, STEP)
- 3D model files:
gr1m-etched.step/gr1m-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);gr1m.step/gr1m.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Suzhou Good-Ark Elec datasheet (4 pp, sha256
be387c0364896248, retrieved 2026-10-22, 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).
# GR1M
**Suzhou Good-Ark Elec** · Diodes - Fast Recovery Rectifiers · SMA
GR1M from Suzhou Good-Ark Elec, in a SMA. 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 | Suzhou Good-Ark Elec |
| Package | SMA |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum repetitive peak reverse voltage | VRRM | | | 1000 | V | TA=25 °C | 1 |
| Maximum RMS voltage | VRMS | | | 700 | V | TA=25 °C | 1 |
| Maximum DC blocking voltage | VDC | | | 1000 | V | TA=25 °C | 1 |
| Maximum average forward rectified current | IF(AV) | | | 1 | A | TA=25 °C | 1 |
| Peak forward surge current | IFSM | | | 30 | A | 8.3 ms single half sine-wave superimposed on rated load | 1 |
| Operating junction and storage temperature range | TJ, TSTG | -55 | | 150 | °C | | 1 |
| Maximum instantaneous forward voltage | VF | | | 1.3 | V | IF=1.0 A | 1 |
| Maximum DC reverse current | IR | | | 5 | µA | TA=25℃, at rated DC blocking voltage | 1 |
| Maximum DC reverse current | IR | | | 50 | µA | TA=125℃, at rated DC blocking voltage | 1 |
| Maximum reverse recovery time | trr | | | 500 | nS | IF=0.5A, IR=1.0A, Irr=0.25A | 1 |
## 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 | | Note:1),The thermal resistance from junction to lead,mounted on P.C.B with 5×5mm copper pads,2 OZ,FR4 PCB | 1 |
## CAD (KiCad official)
- Symbol: `GR1M`
- Footprint: `Diode_SMD:D_SMA`
- 3D model: SMA (KiCad packages3D, STEP)
- 3D model files: `gr1m-etched.step` / `gr1m-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `gr1m.step` / `gr1m.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Suzhou Good-Ark Elec datasheet](docs/gr1m-datasheet.pdf) (4 pp, sha256 `be387c0364896248`, retrieved 2026-10-22, 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/gr1m-datasheet.pdf)