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ESD9B5.0ST5G-ES

ElecSuper · ESD Protection Devices · SOD-923

ESD9B5.0ST5G-ES from ElecSuper, 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 IO1 passive Bi-directional ESD protection line connected to the protected IO signal (5V working voltage, 100W 8/20us peak pulse power).
2 IO2 passive Bi-directional ESD protection line connected to the protected IO signal or to ground return (5V working voltage, ±25kV IEC 61000-4-2 contact and air discharge).

Key specifications

Parameter Value
Manufacturer ElecSuper
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
Reverse Stand-off Voltage VRWM 5 V 3
Reverse Breakdown Voltage VBR 6 V IT=1mA 3
Reverse Leakage Current IR 1 uA VRWM=5V 3
Clamping Voltage VC 7 8 V IPP=1A; tp=8/20us 3
Clamping Voltage VC 8.5 10 V IPP=10A; tp=8/20us 3
Junction Capacitance CJ 15 20 pF I/O to GND; VR=0V; f=1MHz 3
Peak pulse power Ppk 100 W tp=8/20us @25℃ 2
Peak pulse current IPP 10 A tp=8/20us @25℃ 2
ESD (IEC61000-4-2 air discharge) VESD -25 25 kV @25℃ 2
ESD (IEC61000-4-2 contact discharge) VESD -25 25 kV @25℃ 2
Junction temperature TJ 150 ℃ 2
Operating temperature TOP -40 125 ℃ 2
Storage temperature TSTG -55 150 ℃ 2
Lead temperature TL 260 ℃ 2

CAD (KiCad official)

  • Symbol: ESD9B5.0ST5G-ES
  • Footprint: Diode_SMD:D_SOD-923
  • 3D model: SOD-923 (KiCad packages3D, STEP)
  • 3D model files: esd9b5-0st5g-es-etched.step / esd9b5-0st5g-es-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); esd9b5-0st5g-es.step / esd9b5-0st5g-es.glb are the bare package body.

Provenance

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

  • Datasheet: ElecSuper datasheet (7 pp, sha256 52301b2b456c33c6, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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