component
HSTS521050B331
Public Made by Adomby adom
HXY MOSFET Electrostatic And Surge Protection (TVS/ESD), 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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HSTS521050B331
HXY MOSFET · Electrostatic And Surge Protection (TVS/ESD) · SOD-523
HSTS521050B331 from HXY MOSFET, 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 | 1 | passive | Terminal 1 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HXY MOSFET |
| Package | SOD-523 |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse Breakdown Voltage | VBR | 5.8 | V | IT = 1mA | 2 | ||
| Reverse Leakage Current | IR | 1 | μA | VRWM = 5.0V | 2 | ||
| Junction Capacitance | CJ | 33 | 40 | pF | VR = 0V, f = 1MHz | 2 | |
| Reverse Working Voltage | VRWM | 5 | V | 2 | |||
| Peak Pulse Power | PPP | 400 | W | tp = 8/20 μs | 1 | ||
| Maximum Lead Temperature for Soldering | TL | 260 | °C | 10 s | 1 | ||
| Storage Temperature Range | Tstg | -55 | 155 | °C | 1 | ||
| Operating Temperature Range | Top | -40 | 125 | °C | 1 | ||
| Maximum Junction Temperature | Tj | 150 | °C | 1 | |||
| ESD Withstand (IEC61000-4-2) air discharge | -30 | 30 | kV | IEC61000-4-2 air discharge | 1 | ||
| ESD Withstand (IEC61000-4-2) contact discharge | -30 | 30 | kV | IEC61000-4-2 contact discharge | 1 | ||
| EFT Withstand (IEC61000-4-4) | 40 | A | 1 |
CAD (KiCad official)
- Symbol:
HSTS521050B331 - Footprint:
Diode_SMD:D_SOD-523 - 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files:
hsts521050b331-etched.step/hsts521050b331-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);hsts521050b331.step/hsts521050b331.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: HXY MOSFET datasheet (4 pp, sha256
963f71c2bb0859c6, retrieved 2026-10-29, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal 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).
# HSTS521050B331
**HXY MOSFET** · Electrostatic And Surge Protection (TVS/ESD) · SOD-523
HSTS521050B331 from HXY MOSFET, 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 | 1 | passive | Terminal 1 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HXY MOSFET |
| Package | SOD-523 |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse Breakdown Voltage | VBR | 5.8 | | | V | IT = 1mA | 2 |
| Reverse Leakage Current | IR | | | 1 | μA | VRWM = 5.0V | 2 |
| Junction Capacitance | CJ | | 33 | 40 | pF | VR = 0V, f = 1MHz | 2 |
| Reverse Working Voltage | VRWM | | | 5 | V | | 2 |
| Peak Pulse Power | PPP | | | 400 | W | tp = 8/20 μs | 1 |
| Maximum Lead Temperature for Soldering | TL | | | 260 | °C | 10 s | 1 |
| Storage Temperature Range | Tstg | -55 | | 155 | °C | | 1 |
| Operating Temperature Range | Top | -40 | | 125 | °C | | 1 |
| Maximum Junction Temperature | Tj | | | 150 | °C | | 1 |
| ESD Withstand (IEC61000-4-2) air discharge | | -30 | | 30 | kV | IEC61000-4-2 air discharge | 1 |
| ESD Withstand (IEC61000-4-2) contact discharge | | -30 | | 30 | kV | IEC61000-4-2 contact discharge | 1 |
| EFT Withstand (IEC61000-4-4) | | | | 40 | A | | 1 |
## CAD (KiCad official)
- Symbol: `HSTS521050B331`
- Footprint: `Diode_SMD:D_SOD-523`
- 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files: `hsts521050b331-etched.step` / `hsts521050b331-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `hsts521050b331.step` / `hsts521050b331.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [HXY MOSFET datasheet](docs/hsts521050b331-datasheet.pdf) (4 pp, sha256 `963f71c2bb0859c6`, retrieved 2026-10-29, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal 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/hsts521050b331-datasheet.pdf)