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BZX85B100

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EIC Semicon 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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BZX85B100

EIC Semicon · Zener Diodes · DO-41

BZX85B100 from EIC Semicon, 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 EIC Semicon
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
DC Power Dissipation at TL = 50 °C (Note1) PD 1.3 W TL = 50 °C (Note 1) 1
Maximum Forward Voltage VF 1.2 V IF = 200 mA 1
Maximum Reverse Leakage Current IR 0.5 µA VR = 75 V 2
Maximum Zener Impedance ZZT 350 Ω IZT = 2.7 mA 2
Maximum Zener Impedance (knee) ZZK 3000 Ω IZK = 0.25 mA 2
Maximum DC Zener Current IZM 9.4 mA 2
Standard tolerance on nominal zener voltage VZ -2 2 % Standard tolerance (Note 1) 2
Maximum Thermal Resistance Junction to Ambient Air (Note2) RӨJA 130 K / W Leads kept at ambient temperature at 10 mm from case (Note 2) 1
Junction Temperature Range TJ -65 200 °C 1
Storage Temperature Range TSTG -65 200 °C 1
Nominal Zener Voltage VZ 100 V IZT = 2.7 mA 2

CAD (KiCad official)

  • Symbol: BZX85B100
  • 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: EIC Semicon datasheet (2 pp, sha256 8b708194836e0afc, retrieved 2026-10-21, 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