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ZX0521P

XCH(旭昌辉) · IC · DFN1006-2L

ZX0521P from XCH(旭昌辉), 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 1 passive TVS diode terminal 1 (bidirectional device per the page 1 symbol), protecting a data line with 5V reverse working voltage, 0.5pF max junction capacitance and ±8kV contact / 15kV air IEC 61000-4-2 ESD rating.
2 2 passive TVS diode terminal 2 (bidirectional device per the page 1 symbol), connected to the other side of the protected line or to ground, with 5V reverse working voltage and 6.2V min breakdown at 1mA.

Key specifications

Parameter Value
Manufacturer XCH(旭昌辉)
Package DFN1006-2L
Category
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 Breakdown Voltage VBR 6.2 8.6 V IT = 1mA 2
Reverse Working Voltage VRWM 5 V 2
Reverse Leakage Current IR 1 μA VRWM = 5V 2
Clamping Voltage VC 9.8 V IPP = 1A, tp =8/20μs 2
Clamping Voltage VC 15 V IPP = 3A, tp =8/20μs 2
Junction Capacitance CJ 0.3 0.5 pF VR = 0V, f = 1MHz 2
ESD IEC 61000-4-2 (HBM-ESD) Contact ESD 8 KV 1
ESD IEC 61000-4-2 (HBM-ESD) Air ESD 15 KV 1
Lead Soldering Temperature TL 260 ℃ 10 sec. 1
Operating Temperature TJ -55 125 ℃ 1
Storage Temperature TSTG -55 150 ℃ 1

CAD (KiCad official)

  • Symbol: ZX0521P
  • Footprint: Diode_SMD:D_SOD-882
  • 3D model: DFN1006-2L (KiCad packages3D, STEP)
  • 3D model files: zx0521p-etched.step / zx0521p-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); zx0521p.step / zx0521p.glb are the bare package body.

Provenance

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

  • Datasheet: XCH(旭昌辉) datasheet (5 pp, sha256 6615402f39f7c5a8, retrieved 2026-10-17, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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