MMBTA43 Transistor Datasheet & Specifications
NPNSOT-23General Purpose
VCEO
200V
Ic Max
500mA
Pd Max
350mW
Gain
40
Quick Reference
The MMBTA43 is a NPN bipolar transistor in a SOT-23 package. This datasheet provides complete specifications including 200V breakdown voltage and 500mA continuous collector current. Download the MMBTA43 datasheet PDF below for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | Huixin | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| VCEO | 200V | Breakdown voltage |
| IC Max | 500mA | Collector current |
| Pd Max | 350mW | Power dissipation |
| Gain | 40 | DC current gain |
| Frequency | 50MHz | Transition speed |
| VCEsat | 500mV@20mA,2mA | Saturation voltage |
| Vebo | 5V | Emitter-Base voltage |
| Temp | - | Operating temp |
Direct Replacements & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| MMBTA42 | NPN | SOT-23 | 300V | 300mA | 350mW |
| MMBT5551 | NPN | SOT-23 | 160V | 600mA | 225mW |
| MMBT5551 | NPN | SOT-23 | 160V | 600mA | 225mW |
| FMMT495TA | NPN | SOT-23 | 150V | 1A | 500mW |
| MMBT5551-TP | NPN | SOT-23 | 160V | 600mA | 300mW |
| MMBT5551-E | NPN | SOT-23 | 160V | 600mA | 300mW |
| MMBT5551 | NPN | SOT-23 | 160V | 600mA | 225mW |
| MMBT5551 | NPN | SOT-23 | 160V | 600mA | 225mW |
| MMBT5551(RANGE:200-300) | NPN | SOT-23 | 160V | 600mA | 300mW |