MMBTA42-6AF Transistor Datasheet & Specifications
NPNSOT-23General Purpose
VCEO
300V
Ic Max
300mA
Pd Max
350mW
Gain
200
Quick Reference
The MMBTA42-6AF is a NPN bipolar transistor in a SOT-23 package. This datasheet provides complete specifications including 300V breakdown voltage and 300mA continuous collector current. Download the MMBTA42-6AF datasheet PDF below for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | FOSAN | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| VCEO | 300V | Breakdown voltage |
| IC Max | 300mA | Collector current |
| Pd Max | 350mW | Power dissipation |
| Gain | 200 | DC current gain |
| Frequency | 50MHz | Transition speed |
| VCEsat | 200mV | Saturation voltage |
| Vebo | 5V | Emitter-Base voltage |
| Temp | -55℃~+150℃ | Operating temp |
Direct Replacements & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| DN350T05-7 | NPN | SOT-23 | 350V | 500mA | 300mW |
| MMBTA42Q-7-F | NPN | SOT-23 | 300V | 500mA | 300mW |
| MMBTA42 | NPN | SOT-23 | 300V | 300mA | 350mW |
| SMMBTA42LT1G | NPN | SOT-23 | 300V | 500mA | 225mW |
| SMMBTA42LT3G | NPN | SOT-23 | 300V | 500mA | 225mW |
| MMBTA42-7-F | NPN | SOT-23 | 300V | 500mA | 300mW |
| MMBTA42 | NPN | SOT-23 | 300V | 300mA | 350mW |
| S-MMBTA42LT1G | NPN | SOT-23 | 300V | 500mA | 350mW |