MMDT4401 Transistor Datasheet & Specifications
NPN
SOT-363
General Purpose
YANGJIE
VCEO
40V
Ic Max
600mA
Pd Max
200mW
hFE Gain
20
Quick Reference
The MMDT4401 is a NPN bipolar transistor in a SOT-363 package by YANGJIE. This datasheet provides complete specifications including 40V breakdown voltage and 600mA continuous collector current. Download the MMDT4401 datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | YANGJIE | Original Manufacturer |
| Package | SOT-363 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 40V | Breakdown voltage |
| Ic | 600mA | Collector current |
| Pd | 200mW | Power dissipation |
| DC Current Gain | 20 | hFE / Beta |
| Frequency | 250MHz | Transition speed (fT) |
| VCEsat | 750mV | Saturation voltage |
| Vebo | 6V | Emitter-Base voltage |
| Cutoff Current | 100nA | Leakage (ICBO) |
| Temp | -55℃~+150℃ | Operating temp |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| DSS4240Y-7 | NPN | SOT-363 | 40V | 2A | 625mW |
| MMDT2222A | NPN | SOT-363 | 40V | 600mA | 200mW |
| TPMMDT4401 | NPN | SOT-363 | 40V | 600mA | 200mW |
| MMBT5551DW | NPN | SOT-363 | 160V | 600mA | 500mW |
| MMDT4401 | NPN | SOT-363 | 40V | 600mA | 200mW |