MMBTA14 Transistor Datasheet & Specifications
NPN
SOT-23
General Purpose
JSCJ
VCEO
30V
Ic Max
300mA
Pd Max
300mW
hFE Gain
20000
Quick Reference
The MMBTA14 is a NPN bipolar transistor in a SOT-23 package by JSCJ. This datasheet provides complete specifications including 30V breakdown voltage and 300mA continuous collector current. Download the MMBTA14 datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | JSCJ | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 30V | Breakdown voltage |
| Ic | 300mA | Collector current |
| Pd | 300mW | Power dissipation |
| DC Current Gain | 20000 | hFE / Beta |
| Frequency | 125MHz | Transition speed (fT) |
| VCEsat | 1.5V | Saturation voltage |
| Vebo | - | Emitter-Base voltage |
| Cutoff Current | 100nA | 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 |
| DN350T05-7 | NPN | SOT-23 | 350V | 500mA | 300mW |
| DNBT8105-7 | NPN | SOT-23 | 60V | 1A | 600mW |
| MMBTA42 | NPN | SOT-23 | 200V | 500mA | 350mW |
| ZXTN2040FTA | NPN | SOT-23 | 40V | 1A | 310mW |
| FMMT415TD | NPN | SOT-23 | 100V | 500mA | 500mW |