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NUP1105LT1G-ES
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ElecSuper ESD And Surge Protection (TVS/ESD), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownNUP1105LT1G-ES
ElecSuper · ESD And Surge Protection (TVS/ESD) · SOT-23
NUP1105LT1G-ES from ElecSuper, in a SOT-23. 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 | IO | bidirectional | Connects to an IO line to be protected; all pins are rated to withstand ±30kV IEC61000-4-2 ESD pulses. |
| 2 | IO | bidirectional | Connects to an IO line to be protected; all pins are rated to withstand ±30kV IEC61000-4-2 ESD pulses. |
| 3 | GND | power_in | Connects to ground. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | ElecSuper |
| Package | SOT-23 |
| Category | Circuit Protection |
| Pins | 3 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Peak pulse power | Ppk | 500 | W | tp=8/20us @25℃ | 2 | ||
| ESD (IEC61000-4-2 air discharge) | VESD | 30 | kV | @25℃; printed as ±30 in Max column | 2 | ||
| ESD (IEC61000-4-2 contact discharge) | VESD | 30 | kV | @25℃; printed as ±30 in Max column | 2 | ||
| Junction temperature | TJ | 150 | ℃ | 2 | |||
| Operating temperature | TOP | -40 | 125 | ℃ | Operating free-air temperature range | 2 | |
| Storage temperature | TSTG | -55 | 150 | ℃ | 2 | ||
| Lead temperature | TL | 260 | ℃ | 2 | |||
| Rated reverse stand-off voltage | VRWM | 24 | V | TA = 25℃ | 3 | ||
| Minimum breakdown voltage | VBR | 26.5 | V | IT = 1mA; TA = 25℃ | 3 | ||
| Maximum peak pulse current | IPP | 7 | A | TA = 25℃ | 3 | ||
| Reverse leakage current | IR | 1 | uA | @VRWM; TA = 25℃ | 3 | ||
| Clamping voltage | VCL | 33 | V | I = 1A; TA = 25℃ | 3 | ||
| Clamping voltage | VCL | 45 | V | I = IPP; TA = 25℃ | 3 | ||
| Typical line capacitance | CO | 50 | pF | VIO = 0V, VP-P = 30mV, f = 1MHz; TA = 25℃ | 3 |
CAD (KiCad official)
- Symbol:
NUP1105LT1G-ES - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
nup1105lt1g-es-etched.step/nup1105lt1g-es-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);nup1105lt1g-es.step/nup1105lt1g-es.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: ElecSuper datasheet (7 pp, sha256
02fefc4df8a467eb, retrieved 2026-10-17, 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).