2SD1782KT146Q Datasheet & Equivalents
NPN
SOT-23
General Purpose
ROHM
VCEO
80V
Ic Max
500mA
Pd Max
200mW
hFE Gain
120
Quick Reference
The 2SD1782KT146Q is a NPN bipolar junction transistor in a SOT-23 package, manufactured by ROHM. It supports a breakdown voltage of 80V and continuous collector current of 500mA. It is widely used in switching and amplification circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | ROHM | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| Category | Single | Configuration |
| Collector-Emitter Voltage (VCEO) | 80V | Max breakdown voltage |
| Collector Current (Ic) | 500mA | Max current handling |
| Power Dissipation (Pd) | 200mW | Max thermal limit |
| DC Current Gain (hFE) | 120 | Base signal amplification ratio |
| Transition Frequency (fT) | 120MHz | Max operating frequency |
| Saturation Voltage (VCEsat) | 200mV | Voltage drop when fully ON |
| Emitter-Base Voltage (Vebo) | 5V | Max emitter-base breakdown |
| Collector Cutoff Current | 500nA | Leakage current when OFF |
| Operating Temp | -55℃~+150℃ | Safe junction temperature range |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | IC | hFE | Pd | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| 2SD1782KT146R | NPN | SOT-23 | 80V | 500mA | 120 | 200mW | ROHM 📄 PDF |
| MMBT8099LT1G | NPN | SOT-23 | 80V | 500mA | 100 | 225mW | onsemi 📄 PDF |
| MMBTA06(RANGE:100-400) | NPN | SOT-23 | 80V | 500mA | 100 | 300mW | JSCJ 📄 PDF |
| MMBTA06-7-F | NPN | SOT-23 | 80V | 500mA | 100 | 350mW | DIODES 📄 PDF |
| MMBTA06-RTK/P | NPN | SOT-23 | 80V | 500mA | 100 | 350mW | KEC 📄 PDF |
| MMBTA06-TP | NPN | SOT-23 | 80V | 500mA | 100 | 300mW | MCC 📄 PDF |
| MMBTA06LT1G | NPN | SOT-23 | 80V | 500mA | 100 | 225mW | onsemi 📄 PDF |
| MMBTA06LT3G | NPN | SOT-23 | 80V | 500mA | 100 | 225mW | onsemi 📄 PDF |
| MMBTA06_R1_00301 | NPN | SOT-23 | 80V | 500mA | 100 | 225mW | PANJIT 📄 PDF |
| SMMBTA06LT3G | NPN | SOT-23 | 80V | 500mA | 100 | 225mW | onsemi 📄 PDF |
| MMBTA06 | NPN | SOT-23 | 80V | 500mA | 100 | 300mW | BORN 📄 PDF |
| MMBTA06 | NPN | SOT-23 | 80V | 500mA | 100 | 300mW | R+O 📄 PDF |
| MMBTA06 | NPN | SOT-23 | 80V | 500mA | 100 | 300mW | MSKSEMI 📄 PDF |
| MMBTA06 | NPN | SOT-23 | 80V | 500mA | 100 | 300mW | Shikues 📄 PDF |
| MMBTA06 | NPN | SOT-23 | 80V | 500mA | - | 300mW | Huixin 📄 PDF |
| 2SD1782R | NPN | SOT-23 | 80V | 500mA | 390 | 200mW | Slkor 📄 PDF |
| BC816-16HR-HXY | NPN | SOT-23 | 80V | 500mA | 400 | 300mW | HXY MOSFET 📄 PDF |
| FMMTA06TA-HXY | NPN | SOT-23 | 80V | 500mA | 400 | 300mW | HXY MOSFET 📄 PDF |
| PMBTA06-HXY | NPN | SOT-23 | 80V | 500mA | 400 | 300mW | HXY MOSFET 📄 PDF |
| SMBTA06E6327HTSA1-HXY | NPN | SOT-23 | 80V | 500mA | 400 | 300mW | HXY MOSFET 📄 PDF |