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SET23A03L02-ES

ElecSuper · ESD And Surge Protection (TVS/ESD) · SOT-23

SET23A03L02-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 the IO signal line to be protected; all pins are rated to withstand ±30kV ESD pulses per IEC61000-4-2 air discharge.
2 IO bidirectional Connects to the IO signal line to be protected; all pins are rated to withstand ±30kV ESD pulses per IEC61000-4-2 air discharge.
3 GND power_in Connects to ground; the datasheet specifies the reference for the protected IO lines (junction capacitance is measured IO-GND at VR=0V, f=1MHz).

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 450 W tp=8/20us @25℃ 2
Peak pulse current IPP 30 A tp=8/20us @25℃ 2
ESD (IEC61000-4-2 air discharge) VESD -30 30 kV @25℃; printed ±30 2
ESD (IEC61000-4-2 contact discharge) VESD -30 30 kV @25℃; printed ±30 2
Junction temperature TJ 150 ℃ 2
Operating temperature TOP -40 125 ℃ Over operating free-air temperature range 2
Storage temperature TSTG -55 150 ℃ 2
Lead temperature TL 260 ℃ 2
Reverse Stand-off Voltage VRWM 3.3 V 3
Reverse Breakdown Voltage VBR 4 V IT=1mA 3
Reverse Leakage Current IR 1 uA VRWM=3V 3
Clamping Voltage VC 7 8 V IPP=1A; tp=8/20us 3
Clamping Voltage VC 13 15 V IPP=30A; tp=8/20us 3
Junction Capacitance CJ 200 300 pF IO-GND, VR=0V; f=1MHz 3

CAD (KiCad official)

  • Symbol: SET23A03L02-ES
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: set23a03l02-es-etched.step / set23a03l02-es-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); set23a03l02-es.step / set23a03l02-es.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: ElecSuper datasheet (7 pp, sha256 30ae688b69160691, retrieved 2026-10-17, 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