BCX19 Transistor Datasheet & Specifications
NPN
SOT-23
General Purpose
HXY MOSFET
VCEO
45V
Ic Max
500mA
Pd Max
300mW
hFE Gain
100
Quick Reference
The BCX19 is a NPN bipolar transistor in a SOT-23 package by HXY MOSFET. This datasheet provides complete specifications including 45V breakdown voltage and 500mA continuous collector current. Download the BCX19 datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | HXY MOSFET | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 45V | Breakdown voltage |
| Ic | 500mA | Collector current |
| Pd | 300mW | Power dissipation |
| DC Current Gain | 100 | hFE / Beta |
| Frequency | 100MHz | Transition speed (fT) |
| VCEsat | 700mV | Saturation voltage |
| Vebo | 5V | Emitter-Base voltage |
| Cutoff Current | 100nA | Leakage (ICBO) |
| Temp | - | 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 |
| 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 |
| FMMT415TD | NPN | SOT-23 | 100V | 500mA | 500mW |
| FMMT493ATA | NPN | SOT-23 | 60V | 1A | 500mW |
| MMBTA42Q-7-F | NPN | SOT-23 | 300V | 500mA | 300mW |