MMBTA44 Transistor Datasheet & Specifications
NPN
SOT-23
General Purpose
R+O
VCEO
400V
Ic Max
200mA
Pd Max
350mW
hFE Gain
50
Quick Reference
The MMBTA44 is a NPN bipolar transistor in a SOT-23 package by R+O. This datasheet provides complete specifications including 400V breakdown voltage and 200mA continuous collector current. Download the MMBTA44 datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | R+O | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 400V | Breakdown voltage |
| Ic | 200mA | Collector current |
| Pd | 350mW | Power dissipation |
| DC Current Gain | 50 | hFE / Beta |
| Frequency | 50MHz | Transition speed (fT) |
| VCEsat | 200mV | Saturation voltage |
| Vebo | 6V | Emitter-Base voltage |
| Cutoff Current | 100nA | Leakage (ICBO) |
| Temp | -55℃~+150℃ | Operating temp |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| FMMT458TA | NPN | SOT-23 | 400V | 225mA | 500mW |
| MMBTA44 | NPN | SOT-23 | 400V | 200mA | 350mW |
| MMBTA44 | NPN | SOT-23 | 400V | 200mA | 225mW |
| 13001 | NPN | SOT-23 | 450V | 200mA | 300mW |
| 13001 | NPN | SOT-23 | 420V | 200mA | 300mW |
| MMBTA44 | NPN | SOT-23 | 400V | 300mA | 350mW |
| MMBTA44 | NPN | SOT-23 | 400V | 200mA | 350mW |
| MMBTA44(RANGE:50-200) | NPN | SOT-23 | 400V | 200mA | 350mW |
| MMBTA44 | NPN | SOT-23 | 400V | 200mA | 350mW |
| MMBTA44_R1_00001 | NPN | SOT-23 | 400V | 300mA | 225mW |