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LESD9D3.3T5G
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LRC ESD Protection Devices, SOD-923. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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LESD9D3.3T5G
LRC · ESD Protection Devices · SOD-923
LESD9D3.3T5G from LRC, 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 | CATHODE | passive | Cathode terminal of the ESD protection diode, which clamps ESD transients (IEC61000-4-2 contact ±15 kV per the maximum ratings) and has a 3.3 V stand-off voltage (VRWM) for the LESD9D3.3T5G. |
| 2 | ANODE | passive | Anode terminal of the ESD protection diode, which clamps ESD transients (IEC61000-4-2 contact ±15 kV per the maximum ratings) and has a 3.3 V stand-off voltage (VRWM) for the LESD9D3.3T5G. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | LRC |
| 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 |
|---|---|---|---|---|---|---|---|
| IEC 61000-4-2 (ESD) Contact | -15 | 15 | kV | IEC 61000-4-2 contact discharge, printed as ±15 kV | 1 | ||
| Junction and Storage Temperature Range | TJ,TSTG | -55 | 150 | ℃ | 1 | ||
| Total Power Dissipation on FR-5 Board (Note 1) | PD | 150 | mW | @ TA=25℃ | 1 | ||
| Lead Solder Temperature, Maximum | TL | 260 | ℃ | 10 second duration | 1 | ||
| Forward Voltage | VF | 0.9 | V | @ IF=10Ma, for all types (table header note) | 2 | ||
| Maximum Reverse Leakage Current | IR | 2.5 | μA | @ VRWM | 2 | ||
| Breakdown Voltage | VBR | 5 | V | @ IT 1.0 mA, pulse test at TA=25℃ (Note 2) | 2 | ||
| Maximum Reverse Peak Pulse Current | IPP | 9.8 | A | Surge current waveform per Figure 3 (Note 3) | 2 | ||
| Clamping Voltage | VC | 10.4 | V | @ Max IPP (Note 3) | 2 | ||
| Peak Power Dissipation | PPK | 102 | W | (8*20 μs) | 2 | ||
| Capacitance | C | 80 | pF | @ VR = 0 and f = 1.0 MHz | 2 | ||
| Working Peak Reverse Voltage | VRWM | 3.3 | V | 2 |
CAD (KiCad official)
- Symbol:
LESD9D3.3T5G - Footprint:
Diode_SMD:D_SOD-923 - 3D model: SOD-923 (KiCad packages3D, STEP)
- 3D model files:
lesd9d3-3t5g-etched.step/lesd9d3-3t5g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lesd9d3-3t5g.step/lesd9d3-3t5g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: LRC datasheet (4 pp, sha256
0d2bba74aa396893, retrieved 2026-10-21, 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).
# LESD9D3.3T5G
**LRC** · ESD Protection Devices · SOD-923
LESD9D3.3T5G from LRC, 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 | CATHODE | passive | Cathode terminal of the ESD protection diode, which clamps ESD transients (IEC61000-4-2 contact ±15 kV per the maximum ratings) and has a 3.3 V stand-off voltage (VRWM) for the LESD9D3.3T5G. |
| 2 | ANODE | passive | Anode terminal of the ESD protection diode, which clamps ESD transients (IEC61000-4-2 contact ±15 kV per the maximum ratings) and has a 3.3 V stand-off voltage (VRWM) for the LESD9D3.3T5G. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | LRC |
| 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 |
|---|---|---|---|---|---|---|---|
| IEC 61000-4-2 (ESD) Contact | | -15 | | 15 | kV | IEC 61000-4-2 contact discharge, printed as ±15 kV | 1 |
| Junction and Storage Temperature Range | TJ,TSTG | -55 | | 150 | ℃ | | 1 |
| Total Power Dissipation on FR-5 Board (Note 1) | PD | | | 150 | mW | @ TA=25℃ | 1 |
| Lead Solder Temperature, Maximum | TL | | | 260 | ℃ | 10 second duration | 1 |
| Forward Voltage | VF | | | 0.9 | V | @ IF=10Ma, for all types (table header note) | 2 |
| Maximum Reverse Leakage Current | IR | | | 2.5 | μA | @ VRWM | 2 |
| Breakdown Voltage | VBR | 5 | | | V | @ IT 1.0 mA, pulse test at TA=25℃ (Note 2) | 2 |
| Maximum Reverse Peak Pulse Current | IPP | | | 9.8 | A | Surge current waveform per Figure 3 (Note 3) | 2 |
| Clamping Voltage | VC | | | 10.4 | V | @ Max IPP (Note 3) | 2 |
| Peak Power Dissipation | PPK | | 102 | | W | (8*20 μs) | 2 |
| Capacitance | C | | 80 | | pF | @ VR = 0 and f = 1.0 MHz | 2 |
| Working Peak Reverse Voltage | VRWM | | 3.3 | | V | | 2 |
## CAD (KiCad official)
- Symbol: `LESD9D3.3T5G`
- Footprint: `Diode_SMD:D_SOD-923`
- 3D model: SOD-923 (KiCad packages3D, STEP)
- 3D model files: `lesd9d3-3t5g-etched.step` / `lesd9d3-3t5g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lesd9d3-3t5g.step` / `lesd9d3-3t5g.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [LRC datasheet](docs/lesd9d3-3t5g-datasheet.pdf) (4 pp, sha256 `0d2bba74aa396893`, retrieved 2026-10-21, 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/lesd9d3-3t5g-datasheet.pdf)