component

PT0321NA

Public Made by Adom

by adom

PTTC(Polytronics Tech) ESD Protection Devices, DFN1006-2. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

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PT0321NA

PTTC(Polytronics Tech) · ESD Protection Devices · DFN1006-2

PT0321NA from PTTC(Polytronics Tech), in a DFN1006-2. 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 Terminal 1 of an unpolarised bidirectional ESD/TVS diode; either orientation.
2 2 passive Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation.

Key specifications

Parameter Value
Manufacturer PTTC(Polytronics Tech)
Package DFN1006-2
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
IEC61000-4-2 ESD Voltage, Air Mode VESD -30 30 kV IEC61000-4-2, ten non-repetitive ESD pulses (Note 1) 2
IEC61000-4-2 ESD Voltage, Contact Mode VESD -30 30 kV IEC61000-4-2, ten non-repetitive ESD pulses (Note 1) 2
Peak Pulse Power PPP 500 W 8/20s non-repetitive current pulse, IEC61000-4-5 (Note 2) 2
Peak Pulse Current IPP 45 A 8/20s non-repetitive current pulse, IEC61000-4-5 (Note 2) 2
Maximum Lead Solder Temperature TL 260 °C 10 seconds duration 2
Junction Temperature TJ -55 125 °C 2
Storage Temperature Range Tstg -55 125 °C 2
Reverse Stand-off Voltage VRWM 3.3 V 3
Reverse Breakdown Voltage VBR 4.7 V IT = 1mA 3
Reverse Leakage Current IR 0.1 A VRWM = 4.5V 3
Peak Pulse Current IPP 45 A 3
Clamping Voltage VC 5.5 V IPP = 1A (Note 2) 3
Clamping Voltage VC 7.5 V IPP = 20A (Note 2) 3
Clamping Voltage VC 11 V IPP = 45A (Note 2) 3
Junction Capacitance CJ 70 pF VR = 0V, f = 1MHz 3

CAD (KiCad official)

  • Symbol: PT0321NA
  • Footprint: Diode_SMD:D_SOD-882
  • 3D model: DFN1006-2 (KiCad packages3D, STEP)
  • 3D model files: pt0321na-etched.step / pt0321na-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pt0321na.step / pt0321na.glb are the bare package body.

Provenance

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

  • Datasheet: PTTC(Polytronics Tech) datasheet (5 pp, sha256 1971bfb87bfdd0bc, retrieved 2026-10-21, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary two-terminal convention (convention), consensus off (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