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Contents

README

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MMBD4148CC

hongjiacheng · Switching Diodes · SOT-23

MMBD4148CC from hongjiacheng, in a SOT-23. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 A1 passive Anode of diode 1; VF ≤ 1.0 V at IF = 10 mA, IFSM = 2.0 A (tp = 1.0 ms), IF(AV) = 200 mA max.
2 A2 passive Anode of diode 2; VF ≤ 1.0 V at IF = 10 mA, IFSM = 2.0 A (tp = 1.0 ms), IF(AV) = 200 mA max.
3 K passive Common cathode of both diodes; VRRM = 100 V, IR ≤ 5.0 μA at VR = 75 V, Trr ≤ 4.0 ns.

Key specifications

Parameter Value
Manufacturer hongjiacheng
Package SOT-23
Category Diodes
Pins 3

CAD (KiCad official)

  • Symbol: MMBD4148CC
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: mmbd4148cc-etched.step / mmbd4148cc-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mmbd4148cc.step / mmbd4148cc.glb are the bare package body.

Provenance

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

  • Datasheet: hongjiacheng datasheet (3 pp, sha256 c81b6f8e6d7d837d, retrieved 2026-09-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (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