component

TT0521VBX

Public Made by Adom

by adom

Shenzhen JingYang ESD And Surge Protection (TVS/ESD), DFN1006-2L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
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README.md Publish 0.1.0 · Ray 13d ago
tt0521vbx-etched.glb Publish 0.1.0 · Ray 13d ago
tt0521vbx-etched.step tt0521vbx: factory component page (tier=lcsc) · Ray 13d ago
tt0521vbx-hero.glb tt0521vbx: hero GLB from the etched model (keeps the MPN mark) · Ray 13d ago
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tt0521vbx.glb Publish 0.1.0 · Ray 13d ago
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TT0521VBX

Shenzhen JingYang · ESD And Surge Protection (TVS/ESD) · DFN1006-2L

TT0521VBX from Shenzhen JingYang, in a DFN1006-2L. 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/O_1 bidirectional Bidirectional TVS/ESD protection for one high-speed data, control or power line, rated VRWM 5.0 V with typical 2.0 pF capacitance and ±15 kV air and contact ESD per IEC 61000-4-2.
2 I/O_2 bidirectional Bidirectional TVS/ESD protection terminal of the same line, rated VRWM 5.0 V with typical 2.0 pF capacitance and ±15 kV air and contact ESD per IEC 61000-4-2.

Key specifications

Parameter Value
Manufacturer Shenzhen JingYang
Package DFN1006-2L
Category Circuit 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
ESD per IEC61000-4-2 (Air) VESD -15 15 kV ESD per IEC61000-4-2 (Air) 2
ESD per IEC61000-4-2 (Contact) VESD -15 15 kV ESD per IEC61000-4-2 (Contact) 2
Operating Temperature TOPT -55 125 C 2
Storage Temperature TSTG -55 150 C 2
Reverse Breakdown Voltage VBR 6 8 10 V IT = 1mA, between I/O and I/O 2
Reverse Leakage Current @ VRWM IR 0.1 1 μA VRWM = 5V, T = 25C, between I/O and I/O 2
Maximum Peak Pulse Current (8/20μs) IPP 2.5 A 8/20μs 2
Clamping Voltage @ IPP=16.0A VC 12.7 15.5 V IPP = 16.0A, tp = 100ns, TLP measurement between I/O and GND 2
Clamping Voltage @ IPP=8.0A VC 11 V IPP = 8.0A, tp = 100ns, TLP measurement between I/O and GND 2
Dynamic resistance Rdyn 0.35 Ω IPP = 12.0A, tp = 100ns, TLP measurement between I/O and GND 2
Nominal Reverse Working Voltage VRWM 5 V 2
Parasitic Capacitance CESD 2 pF VR = 0V, f = 1MHz, between I/O and I/O 2

CAD (KiCad official)

  • Symbol: TT0521VBX
  • Footprint: Diode_SMD:D_SOD-882
  • 3D model: DFN1006-2L (KiCad packages3D, STEP)
  • 3D model files: tt0521vbx-etched.step / tt0521vbx-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tt0521vbx.step / tt0521vbx.glb are the bare package body.

Provenance

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

  • Datasheet: Shenzhen JingYang datasheet (5 pp, sha256 2e07d14acbbd0ed1, 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