MMBT3904Q Transistor Datasheet & Specifications
NPN
SOT-23
General Purpose
YANGJIE
VCEO
40V
Ic Max
200mA
Pd Max
300mW
hFE Gain
300
Quick Reference
The MMBT3904Q is a NPN bipolar transistor in a SOT-23 package by YANGJIE. This datasheet provides complete specifications including 40V breakdown voltage and 200mA continuous collector current. Download the MMBT3904Q datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | YANGJIE | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 40V | Breakdown voltage |
| Ic | 200mA | Collector current |
| Pd | 300mW | Power dissipation |
| DC Current Gain | 300 | hFE / Beta |
| Frequency | - | Transition speed (fT) |
| VCEsat | 300mV | Saturation voltage |
| Vebo | 6V | Emitter-Base voltage |
| Cutoff Current | 50nA | Leakage (ICBO) |
| Temp | -55℃~+150℃ | Operating temp |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| MMBTA05(RANGE:100-400) | NPN | SOT-23 | 60V | 500mA | 300mW |
| ZXTN2020FTA | NPN | SOT-23 | 100V | 4A | 1.2W |
| FMMT491ATA | NPN | SOT-23 | 40V | 1A | 500mW |
| BC817-16LT1G | NPN | SOT-23 | 45V | 500mA | 225mW |
| BC817-40LT1G | NPN | SOT-23 | 45V | 500mA | 225mW |
| MMBT3904-7-F | NPN | SOT-23 | 40V | 200mA | 310mW |
| DN350T05-7 | NPN | SOT-23 | 350V | 500mA | 300mW |
| DNBT8105-7 | NPN | SOT-23 | 60V | 1A | 600mW |
| FMMT458TA | NPN | SOT-23 | 400V | 225mA | 500mW |
| MMBTA42 | NPN | SOT-23 | 200V | 500mA | 350mW |