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1N4754APF-M

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ST Semtech Zener Diodes, DO-41. 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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1N4754APF-M

ST Semtech · Zener Diodes · DO-41

1N4754APF-M from ST Semtech, in a DO-41. 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 ST Semtech
Package DO-41
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
Zener voltage VZ (nominal) VZ 37.05 39 40.95 V at IZT = 6.5 mA 2
Maximum dynamic resistance ZZT ZZT 60 Ω at IZT = 6.5 mA 2
Maximum dynamic resistance ZZK ZZK 1000 Ω at IZK = 0.25 mA 2
Maximum reverse current IR IR 5 µA at VR = 29.7 V 2
Maximum surge current IZSM IZSM 115 mA non-repetitive 1/2 square wave or sine pulse of 1/120 s superimposed on IZT (footnote 4) 2
Maximum regulator current IZM IZM 23 mA 2
Temperature coefficient of VZ 0.06 0.095 %/°C 2
Forward voltage VF VF 1.2 V at IF = 200 mA 2
Power dissipation Ptot Ptot 1 W Ta = 25°C; leads at 8 mm from case kept at ambient temperature 1
Junction temperature Tj Tj 175 ℃ 1
Storage temperature range Tstg Tstg -65 175 ℃ 1
Thermal resistance junction to ambient RθJA RθJA 150 ℃/W leads at a distance of 8 mm from case kept at ambient temperature 1

CAD (KiCad official)

  • Symbol: 1N4754APF-M
  • Footprint: Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal
  • 3D model: DO-41 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: ST Semtech datasheet (3 pp, sha256 4b0aaf964c54ea10, retrieved 2026-10-16, 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