component
GESD5B5CU
Public Made by Adomby adom
JUXING ESD 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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GESD5B5CU
JUXING · ESD And Surge Protection (TVS/ESD) · SOD-523
GESD5B5CU from JUXING, 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 | JUXING |
| 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 |
|---|---|---|---|---|---|---|---|
| ESD per IEC 61000-4-2 (Contact) | VESD | -8 | 8 | kV | 2 | ||
| ESD per IEC 61000-4-2 (Air) | VESD | -15 | 15 | kV | 2 | ||
| Peak Pulse Power (8/20μs) | PPP | 35 | W | 8/20μs | 2 | ||
| Operating Temperature | TOPT | -55 | 150 | C | 2 | ||
| Storage Temperature | TSTG | -55 | 150 | C | 2 | ||
| Reverse Working Voltage | VRWM | 5 | V | 2 | |||
| Reverse Breakdown Voltage | VBR | 5.6 | 9.4 | V | IT = 1mA | 2 | |
| Reverse Leakage Current | IR | 2 | μA | VRWM = 5V | 2 | ||
| Clamping Voltage | VC | 10.5 | V | IPP = 1A, tp = 8/20μs | 2 | ||
| Clamping Voltage | VC | 14 | V | IPP = 2A, tp = 8/20μs | 2 | ||
| TLP Clamping Voltage | VCTLP | 14.5 | V | IPP = 16A, IEC61000-4-2 Level 4 equivalent (±8kV Contact, ±15kV Air) | 2 | ||
| Dynamic Resistance | RDYN | 0.3 | Ω | tP = 100ns | 2 | ||
| Junction Capacitance | CJ | 3 | 3.5 | pF | VR = 0V, f = 1MHz | 2 |
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 | tin | Terminals: Tin plated, solderable per MIL-STD-750, method 2026 | 1 |
CAD (KiCad official)
- Symbol:
GESD5B5CU - Footprint:
Diode_SMD:D_SOD-523 - 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files:
gesd5b5cu-etched.step/gesd5b5cu-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);gesd5b5cu.step/gesd5b5cu.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: JUXING datasheet (4 pp, sha256
4c28eea0a6ea5221, retrieved 2026-10-16, 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).
# GESD5B5CU
**JUXING** · ESD And Surge Protection (TVS/ESD) · SOD-523
GESD5B5CU from JUXING, 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 | JUXING |
| 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 |
|---|---|---|---|---|---|---|---|
| ESD per IEC 61000-4-2 (Contact) | VESD | -8 | | 8 | kV | | 2 |
| ESD per IEC 61000-4-2 (Air) | VESD | -15 | | 15 | kV | | 2 |
| Peak Pulse Power (8/20μs) | PPP | | | 35 | W | 8/20μs | 2 |
| Operating Temperature | TOPT | -55 | | 150 | C | | 2 |
| Storage Temperature | TSTG | -55 | | 150 | C | | 2 |
| Reverse Working Voltage | VRWM | | | 5 | V | | 2 |
| Reverse Breakdown Voltage | VBR | 5.6 | | 9.4 | V | IT = 1mA | 2 |
| Reverse Leakage Current | IR | | | 2 | μA | VRWM = 5V | 2 |
| Clamping Voltage | VC | | | 10.5 | V | IPP = 1A, tp = 8/20μs | 2 |
| Clamping Voltage | VC | | | 14 | V | IPP = 2A, tp = 8/20μs | 2 |
| TLP Clamping Voltage | VCTLP | | | 14.5 | V | IPP = 16A, IEC61000-4-2 Level 4 equivalent (±8kV Contact, ±15kV Air) | 2 |
| Dynamic Resistance | RDYN | | | 0.3 | Ω | tP = 100ns | 2 |
| Junction Capacitance | CJ | | 3 | 3.5 | pF | VR = 0V, f = 1MHz | 2 |
## 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 | | tin | Terminals: Tin plated, solderable per MIL-STD-750, method 2026 | 1 |
## CAD (KiCad official)
- Symbol: `GESD5B5CU`
- Footprint: `Diode_SMD:D_SOD-523`
- 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files: `gesd5b5cu-etched.step` / `gesd5b5cu-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `gesd5b5cu.step` / `gesd5b5cu.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [JUXING datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590896872435769344) (4 pp, sha256 `4c28eea0a6ea5221`, retrieved 2026-10-16, 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/gesd5b5cu-datasheet.pdf)