MMBTA56 Transistor Datasheet & Specifications
NPN
SOT-23
General Purpose
LangJie
VCEO
80V
Ic Max
500mA
Pd Max
225mW
hFE Gain
400
Quick Reference
The MMBTA56 is a NPN bipolar transistor in a SOT-23 package by LangJie. This datasheet provides complete specifications including 80V breakdown voltage and 500mA continuous collector current. Download the MMBTA56 datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | LangJie | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 80V | Breakdown voltage |
| Ic | 500mA | Collector current |
| Pd | 225mW | Power dissipation |
| DC Current Gain | 400 | hFE / Beta |
| Frequency | 50MHz | Transition speed (fT) |
| VCEsat | 250mV | Saturation voltage |
| Vebo | 4V | Emitter-Base voltage |
| Cutoff Current | 100nA | Leakage (ICBO) |
| Temp | - | Operating temp |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| ZXTN2020FTA | NPN | SOT-23 | 100V | 4A | 1.2W |
| DN350T05-7 | NPN | SOT-23 | 350V | 500mA | 300mW |
| MMBTA42 | NPN | SOT-23 | 200V | 500mA | 350mW |
| FMMT415TD | NPN | SOT-23 | 100V | 500mA | 500mW |
| MMBTA42Q-7-F | NPN | SOT-23 | 300V | 500mA | 300mW |
| MMBT5551 | NPN | SOT-23 | 160V | 600mA | 250mW |
| MMBT5551 | NPN | SOT-23 | 160V | 600mA | 300mW |
| ZXTN25100DFHTA | NPN | SOT-23 | 100V | 2.5A | 1.25W |
| MMBTA06-7-F | NPN | SOT-23 | 80V | 500mA | 350mW |
| NSS1C201LT1G | NPN | SOT-23 | 100V | 2A | 710mW |