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Contents

README

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MMDT4401_R1_00001

PANJIT International · Bipolar (BJT) · SOT-363

MMDT4401_R1_00001 from PANJIT International, in a SOT-363. 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 E1 passive Emitter of transistor 1 (NPN), per the schematic symbol on page 1; VEBO max 6.0 V.
2 B1 passive Base of transistor 1 (NPN), per the schematic symbol on page 1.
3 C2 passive Collector of transistor 2 (NPN), per the schematic symbol on page 1; VCEO 40 V, IC continuous 600 mA.
4 E2 passive Emitter of transistor 2 (NPN), per the schematic symbol on page 1; VEBO max 6.0 V.
5 B2 passive Base of transistor 2 (NPN), per the schematic symbol on page 1.
6 C1 passive Collector of transistor 1 (NPN), per the schematic symbol on page 1; VCEO 40 V, IC continuous 600 mA.

Key specifications

Parameter Value
Manufacturer PANJIT International
Package SOT-363
Category Transistors/Thyristors
Pins 6

CAD (KiCad official)

  • Symbol: MMDT4401_R1_00001
  • Footprint: Package_TO_SOT_SMD:SOT-363_SC-70-6
  • 3D model: SOT-363 (KiCad packages3D, STEP)
  • 3D model files: mmdt4401-r1-00001-etched.step / mmdt4401-r1-00001-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mmdt4401-r1-00001.step / mmdt4401-r1-00001.glb are the bare package body.

Provenance

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

  • Datasheet: PANJIT International datasheet (5 pp, sha256 75eee3f28389f6d9, retrieved 2026-10-09, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (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