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1N4148WS_R1_00001

PANJIT International · Switching Diodes · SOD-323

1N4148WS_R1_00001 from PANJIT International, in a SOD-323. 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 K passive Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint.
2 A passive Anode.

Key specifications

Parameter Value
Manufacturer PANJIT International
Package SOD-323
Category Diodes
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
Maximum forward voltage VF 0.715 V IF=1mA 1
Maximum forward voltage VF 0.855 V IF=10mA 1
Maximum forward voltage VF 1 V IF=50mA 1
Maximum forward voltage VF 1.25 V IF=150mA 1
Maximum dc reverse current IR 0.025 A VR=20V 1
Maximum dc reverse current IR 2.5 A VR=75V 1
Junction capacitance CJ 1.5 pF Measured at 1MHz and applied VR=0V 1
Maximum reverse recovery time TRR 4 ns From IF=10mA to IR=1mA, VR=6Volts, RL=100Ω 1
Reverse voltage VR 75 V TA=25°C 1
Maximum dc blocking voltage VDC 75 V TA=25°C 1
Peak reverse voltage VRM 100 V TA=25°C 1
RMS voltage VRMS 50 V TA=25°C 1
Maximum average forward current IF(AV) 200 mA TA=25°C 1
Peak forward surge current IFSM 4 A 0.001ms 1
Peak forward surge current IFSM 1.5 A 10ms 1
Peak forward surge current IFSM 0.5 A 1s 1
Power dissipation PD 250 mW derate above 25°C 1
Thermal resistance junction to ambient RθJA 500 °C/W Note 1: FR4, single-sided copper, 50 x 15mm PCB 1
Thermal resistance junction to ambient RθJA 650 °C/W Note 2: FR4, single-sided copper, mini pad 1
Thermal resistance junction to case RθJC 280 °C/W Note 4: FR-4 PCB, mini pad, 100cm2 copper pad area 1
Thermal resistance junction to lead RθJL 400 °C/W Note 4: FR-4 PCB, mini pad, 100cm2 copper pad area 1
Operating and storage temperature range TJ, TSTG -55 150 °C 1

CAD (KiCad official)

  • Symbol: 1N4148WS_R1_00001
  • Footprint: Diode_SMD:D_SOD-323
  • 3D model: SOD-323 (KiCad packages3D, STEP)
  • 3D model files: 1n4148ws-r1-00001-etched.step / 1n4148ws-r1-00001-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 1n4148ws-r1-00001.step / 1n4148ws-r1-00001.glb are the bare package body.

Provenance

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

  • Datasheet: PANJIT International datasheet (4 pp, sha256 3fe953580d3b8f7d, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary cathode-band 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