component
SD103WT
Public Made by Adomby adom
Shenzhen Jinkaisheng Elec Schottky Barrier Diodes (SBD), SOD-523. 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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SD103WT
Shenzhen Jinkaisheng Elec · Schottky Barrier Diodes (SBD) · SOD-523
SD103WT from Shenzhen Jinkaisheng Elec, in a SOD-523. 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 | Shenzhen Jinkaisheng Elec |
| Package | SOD-523 |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse voltage | V(BR) | 40 | V | IR=100μA | 1 | ||
| Reverse current | IR | 5 | μA | VR=30V | 1 | ||
| Reverse current | IR | 2 | μA | VR=20V | 1 | ||
| Reverse current | IR | 1 | μA | VR=10V | 1 | ||
| Forward voltage | VF | 0.27 | V | IF=1mA | 1 | ||
| Forward voltage | VF | 0.32 | V | IF=5mA | 1 | ||
| Forward voltage | VF | 0.37 | V | IF=20mA | 1 | ||
| Forward voltage | VF | 0.6 | V | IF=200mA | 1 | ||
| Total capacitance | Ctot | 50 | pF | VR=0V, f=1MHz | 1 | ||
| Reverse recovery time | trr | 10 | ns | IF=IR=200mA, Irr=0.1×IR, RL=100Ω | 1 | ||
| Peak repetitive reverse voltage | VRRM | 40 | V | 1 | |||
| Working peak reverse voltage | VRWM | 40 | V | 1 | |||
| DC blocking voltage | VR | 40 | V | 1 | |||
| RMS reverse voltage | VR(RMS) | 28 | V | 1 | |||
| Forward continuous current | IFM | 350 | mA | 1 | |||
| Non-repetitive peak forward surge current | IFSM | 2 | A | t=8.3ms | 1 | ||
| Power dissipation | PD | 150 | mW | 1 | |||
| Thermal resistance, junction to ambient | RΘJA | 667 | ℃/W | 1 | |||
| Junction temperature | Tj | 125 | ℃ | 1 | |||
| Storage temperature | Tstg | -55 | 150 | ℃ | 1 |
CAD (KiCad official)
- Symbol:
SD103WT - Footprint:
Diode_SMD:D_SOD-523 - 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files:
sd103wt-etched.step/sd103wt-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sd103wt.step/sd103wt.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Shenzhen Jinkaisheng Elec datasheet (3 pp, sha256
520a9d9a1ee51f4c, 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).
# SD103WT
**Shenzhen Jinkaisheng Elec** · Schottky Barrier Diodes (SBD) · SOD-523
SD103WT from Shenzhen Jinkaisheng Elec, in a SOD-523. 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 | Shenzhen Jinkaisheng Elec |
| Package | SOD-523 |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse voltage | V(BR) | 40 | | | V | IR=100μA | 1 |
| Reverse current | IR | | | 5 | μA | VR=30V | 1 |
| Reverse current | IR | | | 2 | μA | VR=20V | 1 |
| Reverse current | IR | | | 1 | μA | VR=10V | 1 |
| Forward voltage | VF | | | 0.27 | V | IF=1mA | 1 |
| Forward voltage | VF | | | 0.32 | V | IF=5mA | 1 |
| Forward voltage | VF | | | 0.37 | V | IF=20mA | 1 |
| Forward voltage | VF | | | 0.6 | V | IF=200mA | 1 |
| Total capacitance | Ctot | | | 50 | pF | VR=0V, f=1MHz | 1 |
| Reverse recovery time | trr | | | 10 | ns | IF=IR=200mA, Irr=0.1×IR, RL=100Ω | 1 |
| Peak repetitive reverse voltage | VRRM | | | 40 | V | | 1 |
| Working peak reverse voltage | VRWM | | | 40 | V | | 1 |
| DC blocking voltage | VR | | | 40 | V | | 1 |
| RMS reverse voltage | VR(RMS) | | | 28 | V | | 1 |
| Forward continuous current | IFM | | | 350 | mA | | 1 |
| Non-repetitive peak forward surge current | IFSM | | | 2 | A | t=8.3ms | 1 |
| Power dissipation | PD | | | 150 | mW | | 1 |
| Thermal resistance, junction to ambient | RΘJA | | | 667 | ℃/W | | 1 |
| Junction temperature | Tj | | | 125 | ℃ | | 1 |
| Storage temperature | Tstg | -55 | | 150 | ℃ | | 1 |
## CAD (KiCad official)
- Symbol: `SD103WT`
- Footprint: `Diode_SMD:D_SOD-523`
- 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files: `sd103wt-etched.step` / `sd103wt-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sd103wt.step` / `sd103wt.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Shenzhen Jinkaisheng Elec datasheet](docs/sd103wt-datasheet.pdf) (3 pp, sha256 `520a9d9a1ee51f4c`, 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/sd103wt-datasheet.pdf)