component

1PS79SB31

Public Made by Adom

by adom

Nexperia Schottky Barrier Diodes (SBD), SOD-523. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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1PS79SB31

Nexperia · Schottky Barrier Diodes (SBD) · SOD-523

1PS79SB31 from Nexperia, in a SOD-523. 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 of the Schottky diode, identified by the marking bar; reverse voltage VR max 30 V.
2 A passive Anode of the Schottky diode; forward current IF max 200 mA.

Key specifications

Parameter Value
Manufacturer Nexperia
Package SOD-523
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
Forward voltage VF 130 190 mV IF = 0.1 mA; Tamb = 25 °C 3
Forward voltage VF 190 250 mV IF = 1 mA; Tamb = 25 °C 3
Forward voltage VF 255 300 mV IF = 10 mA; Tamb = 25 °C 3
Forward voltage VF 355 410 mV IF = 100 mA; Tamb = 25 °C 3
Forward voltage VF 420 500 mV IF = 200 mA; Tamb = 25 °C 3
Reverse current IR 2.5 30 µA VR = 10 V; pulsed; tp = 300 µs; δ = 0.02; Tamb = 25 °C 3
Diode capacitance Cd 20 25 pF VR = 1 V; f = 1 MHz; Tamb = 25 °C 3
Reverse voltage VR 30 V 2
Forward current IF 200 mA 2
Repetitive peak forward current IFRM 300 mA tp ≤ 1 s; δ ≤ 0.5 2
Non-repetitive peak forward current IFSM 1 A tp = 8.3 ms; half sine wave; JEDEC method; Tj(init) = 25 °C 2
Junction temperature Tj 125 °C 2
Ambient temperature Tamb -65 125 °C 2
Storage temperature Tstg -65 150 °C 2
Thermal resistance from junction to ambient Rth(j-a) 450 K/W in free air; device mounted on FR4 PCB, single-sided copper, tin-plated, standard footprint 2

CAD (KiCad official)

  • Symbol: 1PS79SB31
  • Footprint: Diode_SMD:D_SOD-523
  • 3D model: SOD-523 (KiCad packages3D, STEP)
  • 3D model files: 1ps79sb31-etched.step / 1ps79sb31-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 1ps79sb31.step / 1ps79sb31.glb are the bare package body.

Provenance

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

  • Datasheet: Nexperia datasheet (7 pp, sha256 c5826b42faba47b9, retrieved 2026-10-22, tier: manufacturer)
  • 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