component

BZX384-C75

Public Made by Adom

by adom

Nexperia Zener Diodes, SOD-323(SC-76). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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BZX384-C75

Nexperia · Zener Diodes · SOD-323(SC-76)

BZX384-C75 from Nexperia, in a SOD-323(SC-76). 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 voltage regulator diode; the marking bar indicates the cathode.
2 A passive Anode of the voltage regulator diode.

Key specifications

Parameter Value
Manufacturer Nexperia
Package SOD-323(SC-76)
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
Working voltage VZ 70 79 V IZ = 2 mA 7
Tolerance -5 5 % approximately ±5 % (BZX384-C series) 1
Maximum differential resistance rdif 500 Ω IZ = 0.5 mA 7
Maximum differential resistance rdif 255 Ω IZ = 2 mA 7
Reverse current IR 0.05 μA VR = 52.5 V 7
Temperature coefficient SZ 73.4 88.6 mV/K IZ = 2 mA 7
Diode capacitance Cd 35 pF f = 1 MHz; VR = 0 V 7
Non-repetitive peak reverse current IZSM 0.2 A tp = 100 μs; square wave; Tj = 25 °C 7
Forward voltage VF 0.9 V IF = 10 mA 4
Forward voltage VF 1.1 V IF = 100 mA 4
Forward current IF 250 mA 4
Non-repetitive peak reverse power dissipation PZSM 40 W tp = 100 μs; square wave; Tj = 25 °C prior to surge 4
Total power dissipation Ptot 300 mW Tamb ≤ 25 °C; device mounted on FR4 PCB 4
Junction temperature Tj 150 °C 4
Ambient temperature Tamb -65 150 °C 4
Storage temperature Tstg -65 150 °C 4
Thermal resistance from junction to ambient Rth(j-a) 415 K/W in free air; device mounted on FR4 PCB 4
Thermal resistance from junction to solder point Rth(j-sp) 110 K/W soldering point of cathode tab 4

CAD (KiCad official)

  • Symbol: BZX384-C75
  • Footprint: Diode_SMD:D_SOD-323
  • 3D model: SOD-323(SC-76) (KiCad packages3D, STEP)
  • 3D model files: bzx384-c75-etched.step / bzx384-c75-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bzx384-c75.step / bzx384-c75.glb are the bare package body.

Provenance

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

  • Datasheet: Nexperia datasheet (14 pp, sha256 a381ee1ec1ad5a2b, retrieved 2026-10-26, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus off (skipped (clean text read)), 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