component
ESD9B3.3ST5G-HXY
Public Made by Adomby adom
HXY MOSFET ESD Protection Devices, SOD-923. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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ESD9B3.3ST5G-HXY
HXY MOSFET · ESD Protection Devices · SOD-923
ESD9B3.3ST5G-HXY from HXY MOSFET, in a SOD-923. 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 the single bi-directional ESD protection diode (VRWM 3.3 V, VBR min 5.0 V at 1 mA, IEC61000-4-2 ±15 kV air/contact); connect to the protected line or ground, polarity-independent. |
| 2 | 2 | passive | Terminal 2 of the single bi-directional ESD protection diode (VRWM 3.3 V, VBR min 5.0 V at 1 mA, IEC61000-4-2 ±15 kV air/contact); connect to the protected line or ground, polarity-independent. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HXY MOSFET |
| Package | SOD-923 |
| Category | TVS/Fuse/Board Level 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 Working Voltage | VRWM | 3.3 | V | 2 | |||
| Reverse Leakage Current | IR | 1 | uA | @ VRWM | 2 | ||
| Breakdown Voltage | VBR | 5 | V | @ IT = 1.0 mA (Note 1) | 2 | ||
| Clamping Voltage | VC | 10 | V | @ Max IPP, 8/20us | 2 | ||
| Peak Pulse Current | IPP | 9 | A | Surge waveform per Figure 1 | 2 | ||
| Peak Pulse Power | PPK | 90 | W | Surge waveform per Figure 1 | 2 | ||
| Device Capacitance | C | 15 | pF | 2 | |||
| Peak Pulse Power | PPP | 40 | W | tp = 8/20 us, Tamb=25°C | 1 | ||
| Maximum lead temperature for soldering | TL | 260 | °C | during 10s | 1 | ||
| Storage Temperature Range | Tstg | -55 | 155 | °C | 1 | ||
| Operating Temperature Range | Top | -40 | 125 | °C | 1 | ||
| Maximum junction temperature | Tj | 150 | °C | 1 | |||
| IEC61000-4-2 ESD air discharge | -15 | 15 | KV | air discharge | 1 | ||
| IEC61000-4-2 ESD contact discharge | -15 | 15 | KV | contact discharge | 1 |
CAD (KiCad official)
- Symbol:
ESD9B3.3ST5G-HXY - Footprint:
Diode_SMD:D_SOD-923 - 3D model: SOD-923 (KiCad packages3D, STEP)
- 3D model files:
esd9b3-3st5g-hxy-etched.step/esd9b3-3st5g-hxy-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);esd9b3-3st5g-hxy.step/esd9b3-3st5g-hxy.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: HXY MOSFET datasheet (4 pp, sha256
7725016e047b284e, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-sonnet-5-5(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).
# ESD9B3.3ST5G-HXY
**HXY MOSFET** · ESD Protection Devices · SOD-923
ESD9B3.3ST5G-HXY from HXY MOSFET, in a SOD-923. 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 the single bi-directional ESD protection diode (VRWM 3.3 V, VBR min 5.0 V at 1 mA, IEC61000-4-2 ±15 kV air/contact); connect to the protected line or ground, polarity-independent. |
| 2 | 2 | passive | Terminal 2 of the single bi-directional ESD protection diode (VRWM 3.3 V, VBR min 5.0 V at 1 mA, IEC61000-4-2 ±15 kV air/contact); connect to the protected line or ground, polarity-independent. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HXY MOSFET |
| Package | SOD-923 |
| Category | TVS/Fuse/Board Level 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 Working Voltage | VRWM | | | 3.3 | V | | 2 |
| Reverse Leakage Current | IR | | | 1 | uA | @ VRWM | 2 |
| Breakdown Voltage | VBR | 5 | | | V | @ IT = 1.0 mA (Note 1) | 2 |
| Clamping Voltage | VC | | | 10 | V | @ Max IPP, 8/20us | 2 |
| Peak Pulse Current | IPP | | | 9 | A | Surge waveform per Figure 1 | 2 |
| Peak Pulse Power | PPK | | | 90 | W | Surge waveform per Figure 1 | 2 |
| Device Capacitance | C | | 15 | | pF | | 2 |
| Peak Pulse Power | PPP | | | 40 | W | tp = 8/20 us, Tamb=25°C | 1 |
| Maximum lead temperature for soldering | TL | | | 260 | °C | during 10s | 1 |
| Storage Temperature Range | Tstg | -55 | | 155 | °C | | 1 |
| Operating Temperature Range | Top | -40 | | 125 | °C | | 1 |
| Maximum junction temperature | Tj | | | 150 | °C | | 1 |
| IEC61000-4-2 ESD air discharge | | -15 | | 15 | KV | air discharge | 1 |
| IEC61000-4-2 ESD contact discharge | | -15 | | 15 | KV | contact discharge | 1 |
## CAD (KiCad official)
- Symbol: `ESD9B3.3ST5G-HXY`
- Footprint: `Diode_SMD:D_SOD-923`
- 3D model: SOD-923 (KiCad packages3D, STEP)
- 3D model files: `esd9b3-3st5g-hxy-etched.step` / `esd9b3-3st5g-hxy-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `esd9b3-3st5g-hxy.step` / `esd9b3-3st5g-hxy.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [HXY MOSFET datasheet](docs/esd9b3-3st5g-hxy-datasheet.pdf) (4 pp, sha256 `7725016e047b284e`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text), consensus `claude-sonnet-5-5` (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/esd9b3-3st5g-hxy-datasheet.pdf)