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HZ4C2PF

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ST Semtech Zener Diodes, DO-35. 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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HZ4C2PF

ST Semtech · Zener Diodes · DO-35

HZ4C2PF from ST Semtech, in a DO-35. 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 1 passive Terminal 1 of an unpolarised inductor or ferrite bead; either orientation.
2 2 passive Terminal 2 of an unpolarised inductor or ferrite bead; either orientation.

Key specifications

Parameter Value
Manufacturer ST Semtech
Package DO-35
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 4.1 4.3 V at IZT = 5 mA; tested with pulses tp = 20 ms 2
Reverse Leakage Current IR 5 µA at VR = 1 V 2
Dynamic Resistance ZZT 100 Ω at IZT = 5 mA 2
Forward Voltage VF 1 V at IF = 100 mA 2
Power Dissipation Ptot 500 mW Ta = 25℃ 1
Junction Temperature Tj 175 ℃ Ta = 25℃ 1
Storage Temperature Range Tstg -55 175 ℃ Ta = 25℃ 1
Thermal Resistance Junction to Ambient RθJA 300 ℃/W electrodes kept at ambient temperature 1

CAD (KiCad official)

  • Symbol: HZ4C2PF
  • Footprint: Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal
  • 3D model: DO-35 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: ST Semtech datasheet (5 pp, sha256 dea8e423e2307a1e, retrieved 2026-10-16, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary two-terminal 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