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Contents

README

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P4SMA36CA

Brightking · Electrostatic And Surge Protection (TVS/ESD) · SMA(DO-214AC)

P4SMA36CA from Brightking, in a SMA(DO-214AC). 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 A1 passive Bidirectional TVS terminal with no polarity (no cathode band), reverse stand-off voltage 30.80V, breakdown 34.20~37.80V at 1mA, max clamping 49.9V at 8.2A peak pulse current.
2 A2 passive Second bidirectional TVS terminal with no polarity, interchangeable with the other terminal, 400W peak pulse power at 10/1000μs and max leakage 1μA at VRWM.

Key specifications

Parameter Value
Manufacturer Brightking
Package SMA(DO-214AC)
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
Breakdown Voltage VBR 34.2 37.8 V @IT=1mA, TA=25°C 3
Reverse Stand-Off Voltage VRWM 30.8 V TA=25°C 3
Maximum Clamping Voltage VC 49.9 V @IPP=8.2A 3
Reverse Leakage IR 1 μA @VRWM 3
Peak Pulse Current IPP 8.2 A 10/1000μs waveform 3
Test Current IT 1 mA 3
Peak pulse power dissipation PPPM 400 Watts 10/1000μs waveform, Minimum 1
Steady state power dissipation PM(AV) 3.3 Watts TA=50°C 1
Peak forward surge current IFSM 40 Amps 8.3ms single half sine-wave superimposed on rated load 1
Operating junction and storage temperature TJ,TSTG -55 150 °C 1
Thermal resistance junction to lead RθJL 30 °C/W Typical 1
Thermal resistance junction to ambient RθJA 120 °C/W Typical 1

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin ■ Terminal: Tin plated, solderable per MIL-STD-750, Method 2026 ■ Polarity: Color band denotes cathode except bi-directional models 1

CAD (KiCad official)

  • Symbol: P4SMA36CA
  • Footprint: Diode_SMD:D_SMA
  • 3D model: SMA(DO-214AC) (KiCad packages3D, STEP)
  • 3D model files: p4sma36ca-etched.step / p4sma36ca-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); p4sma36ca.step / p4sma36ca.glb are the bare package body.

Provenance

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

  • Datasheet: Brightking datasheet (7 pp, sha256 b5a0181f4d831ccd, 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