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Contents

README

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ESDSRV05-4

Yint · ESD And Surge Protection (TVS/ESD) · SOT-23-6L

ESDSRV05-4 from Yint, in a SOT-23-6L. 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 I/O1 passive ESD-protected I/O line 1 with rail-to-rail steering diodes, 3.5 pF typical capacitance to ground, 5 V reverse stand-off.
2 GND power_in Ground reference connected to the zener diode and lower steering diodes; I/O pins are specified against this pin with 5 V stand-off.
3 I/O2 passive ESD-protected I/O line 2 with rail-to-rail steering diodes, 3.5 pF typical capacitance to ground, 5 V reverse stand-off.
4 I/O3 passive ESD-protected I/O line 3 with rail-to-rail steering diodes, 3.5 pF typical capacitance to ground, 5 V reverse stand-off.
5 VP passive Positive rail connection of the zener and upper steering diodes, used as the reference (VCC/VBUS) in the rail-to-rail protection scheme.
6 I/O4 passive ESD-protected I/O line 4 with rail-to-rail steering diodes, 3.5 pF typical capacitance to ground, 5 V reverse stand-off.

Key specifications

Parameter Value
Manufacturer Yint
Package SOT-23-6L
Category Circuit Protection
Pins 6

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 Any I/O pin to ground 2
Reverse Breakdown Voltage VBR 6 V It = 1mA, Any I/O pin to ground 2
Reverse Leakage Current IR 1 μA VRWM =5.0V, T=25℃, Any I/O pin to ground 2
Clamping Voltage VC 7.4 9 V IPP = 1A, tP=8/20μs, Any I/O pin to ground 2
Clamping Voltage VC 8.2 10 V IPP = 5A, tP=8/20μs, Any I/O pin to ground 2
Clamping Voltage VC 10.4 12 V IPP =30A, tP=8/20μs, Any I/O pin to ground 2
Junction Capacitance CJ1 2 3 pF VR=0V, f = 1MHz, Between I/0 pins 2
Junction Capacitance CJ2 3.5 5 pF VR=0V, f = 1MHz, Any I/O pin to ground 2
Peak Current (tp =8/20μs) PPK 450 W tp =8/20μs 2
Peak Current (tp =8/20μs) IPP 30 A tp =8/20μs 2
IEC61000-4-2 (Contact) VESD -30 30 KV IEC61000-4-2 contact discharge 2
IEC61000-4-2 (Air) VESD -30 30 KV IEC61000-4-2 air discharge 2
Lead Soldering Temperature TL 260 °C 10 sec 2
Operating Temperature TJ -50 125 °C 2
Storage Temperature Range TSTG -50 150 °C 2

CAD (KiCad official)

  • Symbol: ESDSRV05-4
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6L (KiCad packages3D, STEP)
  • 3D model files: esdsrv05-4-etched.step / esdsrv05-4-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); esdsrv05-4.step / esdsrv05-4.glb are the bare package body.

Provenance

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

  • Datasheet: Yint datasheet (4 pp, sha256 70c72b3aed2c74e4, retrieved 2026-10-21, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF