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MMDT4401_R1_00001
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PANJIT International Bipolar (BJT), SOT-363. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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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.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mmdt4401-r1-00001.step/mmdt4401-r1-00001.glbare 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, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).
# 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](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588946734822641664) (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](docs/mmdt4401-r1-00001-datasheet.pdf)