MMBTSD123 Transistor Datasheet & Specifications
NPN
SOT-23
General Purpose
YFW
VCEO
15V
Ic Max
1A
Pd Max
200mW
hFE Gain
150
Quick Reference
The MMBTSD123 is a NPN bipolar transistor in a SOT-23 package by YFW. This datasheet provides complete specifications including 15V breakdown voltage and 1A continuous collector current. Download the MMBTSD123 datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | YFW | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 15V | Breakdown voltage |
| Ic | 1A | Collector current |
| Pd | 200mW | Power dissipation |
| DC Current Gain | 150 | hFE / Beta |
| Frequency | 260MHz | Transition speed (fT) |
| VCEsat | - | Saturation voltage |
| Vebo | - | Emitter-Base voltage |
| Cutoff Current | - | Leakage (ICBO) |
| Temp | -55℃~+150℃ | Operating temp |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| ZXTN2020FTA | NPN | SOT-23 | 100V | 4A | 1.2W |
| FMMT491ATA | NPN | SOT-23 | 40V | 1A | 500mW |
| DNBT8105-7 | NPN | SOT-23 | 60V | 1A | 600mW |
| SS8050 | NPN | SOT-23 | 25V | 1.5A | 300mW |
| ZXTN2040FTA | NPN | SOT-23 | 40V | 1A | 310mW |
| FMMT493ATA | NPN | SOT-23 | 60V | 1A | 500mW |
| PBSS4350T,215 | NPN | SOT-23 | 50V | 2A | 300mW |
| NSS40201LT1G | NPN | SOT-23 | 40V | 2A | 460mW |
| NSS20201LT1G | NPN | SOT-23 | 20V | 2A | 540mW |
| FMMT491TA | NPN | SOT-23 | 60V | 1A | 500mW |