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SP4022-01FTG-C
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Littelfuse ESD And Surge Protection (TVS/ESD), SOD-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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SP4022-01FTG-C
Littelfuse · ESD And Surge Protection (TVS/ESD) · SOD-323
SP4022-01FTG-C from Littelfuse, in a SOD-323. 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 | Pin 1 | passive | One terminal of the bidirectional TVS diode, which has no cathode polarity mark per the datasheet; the stated limits for the part include 12 V reverse standoff voltage, 15 A peak current (tp=8/20µs) and ±30 kV ESD per IEC 61000-4-2. |
| 2 | Pin 2 | passive | The other terminal of the bidirectional TVS diode, which has no cathode polarity mark per the datasheet; the stated limits for the part include 12 V reverse standoff voltage, 15 A peak current (tp=8/20µs) and ±30 kV ESD per IEC 61000-4-2. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Littelfuse |
| Package | SOD-323 |
| 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 Standoff Voltage | VRWM | 12 | V | IR=1μA | 2 | ||
| Breakdown Voltage | VBR | 13.3 | V | IR=1mA | 2 | ||
| Reverse Leakage Current | ILEAK | 0.1 | μA | VR=12V | 2 | ||
| Clamp Voltage (IPP=15A) | VC | 33 | 35 | V | IPP=15A, tp=8/20μs, Fwd | 2 | |
| ESD Withstand Voltage (Contact Discharge) | VESD | -30 | 30 | kV | IEC 61000-4-2 (Contact Discharge) | 2 | |
| ESD Withstand Voltage (Air Discharge) | VESD | -30 | 30 | kV | IEC 61000-4-2 (Air Discharge) | 2 | |
| Diode Capacitance | CD | 1.3 | 2 | pF | Reverse Bias=0V, f=1MHz | 2 | |
| Peak Current | IPP | 15 | A | tp=8/20μs | 2 | ||
| Peak Pulse Power | PPk | 500 | W | tp=8/20μs | 2 | ||
| Operating Temperature | TOP | -40 | 150 | °C | 2 | ||
| Storage Temperature | TSTOR | -55 | 150 | °C | 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 | Lead Plating Matte Tin Lead Material Alloy 42 | 3 |
CAD (KiCad official)
- Symbol:
SP4022-01FTG-C - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
sp4022-01ftg-c-etched.step/sp4022-01ftg-c-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sp4022-01ftg-c.step/sp4022-01ftg-c.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Littelfuse datasheet (4 pp, sha256
410dba30ffe6e609, retrieved 2026-10-23, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-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).
# SP4022-01FTG-C
**Littelfuse** · ESD And Surge Protection (TVS/ESD) · SOD-323
SP4022-01FTG-C from Littelfuse, in a SOD-323. 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 | Pin 1 | passive | One terminal of the bidirectional TVS diode, which has no cathode polarity mark per the datasheet; the stated limits for the part include 12 V reverse standoff voltage, 15 A peak current (tp=8/20µs) and ±30 kV ESD per IEC 61000-4-2. |
| 2 | Pin 2 | passive | The other terminal of the bidirectional TVS diode, which has no cathode polarity mark per the datasheet; the stated limits for the part include 12 V reverse standoff voltage, 15 A peak current (tp=8/20µs) and ±30 kV ESD per IEC 61000-4-2. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Littelfuse |
| Package | SOD-323 |
| 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 Standoff Voltage | VRWM | | | 12 | V | IR=1μA | 2 |
| Breakdown Voltage | VBR | 13.3 | | | V | IR=1mA | 2 |
| Reverse Leakage Current | ILEAK | | | 0.1 | μA | VR=12V | 2 |
| Clamp Voltage (IPP=15A) | VC | | 33 | 35 | V | IPP=15A, tp=8/20μs, Fwd | 2 |
| ESD Withstand Voltage (Contact Discharge) | VESD | -30 | | 30 | kV | IEC 61000-4-2 (Contact Discharge) | 2 |
| ESD Withstand Voltage (Air Discharge) | VESD | -30 | | 30 | kV | IEC 61000-4-2 (Air Discharge) | 2 |
| Diode Capacitance | CD | | 1.3 | 2 | pF | Reverse Bias=0V, f=1MHz | 2 |
| Peak Current | IPP | | | 15 | A | tp=8/20μs | 2 |
| Peak Pulse Power | PPk | | | 500 | W | tp=8/20μs | 2 |
| Operating Temperature | TOP | -40 | | 150 | °C | | 2 |
| Storage Temperature | TSTOR | -55 | | 150 | °C | | 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 | Lead Plating Matte Tin Lead Material Alloy 42 | 3 |
## CAD (KiCad official)
- Symbol: `SP4022-01FTG-C`
- Footprint: `Diode_SMD:D_SOD-323`
- 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files: `sp4022-01ftg-c-etched.step` / `sp4022-01ftg-c-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sp4022-01ftg-c.step` / `sp4022-01ftg-c.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Littelfuse datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8577091078316883968) (4 pp, sha256 `410dba30ffe6e609`, retrieved 2026-10-23, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-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/sp4022-01ftg-c-datasheet.pdf)