TMBT3904,LM Datasheet & Equivalents
NPN
SOT-23
General Purpose
TOSHIBA
VCEO
50V
Ic Max
150mA
Pd Max
320mW
hFE Gain
100
Quick Reference
The TMBT3904,LM is a NPN bipolar junction transistor in a SOT-23 package, manufactured by TOSHIBA. It supports a breakdown voltage of 50V and continuous collector current of 150mA. It is widely used in switching and amplification circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | TOSHIBA | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| Category | Single | Configuration |
| Collector-Emitter Voltage (VCEO) | 50V | Max breakdown voltage |
| Collector Current (Ic) | 150mA | Max current handling |
| Power Dissipation (Pd) | 320mW | Max thermal limit |
| DC Current Gain (hFE) | 100 | Base signal amplification ratio |
| Transition Frequency (fT) | 300MHz | Max operating frequency |
| Saturation Voltage (VCEsat) | 300mV | Voltage drop when fully ON |
| Emitter-Base Voltage (Vebo) | 5V | Max emitter-base breakdown |
| Collector Cutoff Current | 100nA | Leakage current when OFF |
| Operating Temp | - | Safe junction temperature range |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | IC | hFE | Pd | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| 2SC1815M | NPN | SOT-23 | 50V | 150mA | 100 | 300mW | BLUE ROCKET 📄 PDF |
| 2SC2412KT146R | NPN | SOT-23 | 50V | 150mA | 120 | 200mW | ROHM 📄 PDF |
| AD-2SC2412-R | NPN | SOT-23 | 50V | 150mA | 120 | 200mW | JSCJ 📄 PDF |
| KTC3875S-Y | NPN | SOT-23 | 50V | 150mA | 120 | 200mW | Shikues 📄 PDF |
| L2SC1623RLT1G | NPN | SOT-23 | 50V | 150mA | 120 | 300mW | LRC 📄 PDF |
| L2SC1623SLT1G | NPN | SOT-23 | 50V | 150mA | 120 | 300mW | LRC 📄 PDF |
| A733 | NPN | SOT-23 | 50V | 150mA | 120 | 200mW | Shikues 📄 PDF |
| 2SC2712 | NPN | SOT-23 | 50V | 150mA | 70 | 150mW | BORN 📄 PDF |
| 2SC2712-BL | NPN | SOT-23 | 50V | 150mA | 70 | 150mW | TOSHIBA 📄 PDF |
| LF | NPN | SOT-23 | 50V | 150mA | 70 | 150mW | TOSHIBA 📄 PDF |
| 2SC2712-GR | NPN | SOT-23 | 50V | 150mA | 70 | 150mW | YFW 📄 PDF |
| LF | NPN | SOT-23 | 50V | 150mA | 70 | 150mW | KEC 📄 PDF |
| KTC3875-Y | NPN | SOT-23 | 50V | 150mA | 130 | 200mW | R+O 📄 PDF |
| KTC3875S-Y-RTK/P | NPN | SOT-23 | 50V | 150mA | 130 | 200mW | Slkor 📄 PDF |
| 2SC1815 | NPN | SOT-23 | 50V | 150mA | 130 | 200mW | Shikues 📄 PDF |
| C1815 | NPN | SOT-23 | 50V | 150mA | 180 | 350mW | DIODES 📄 PDF |
| C945 | NPN | SOT-23 | 50V | 150mA | 180 | 200mW | UTC 📄 PDF |
| 2DC2412R-7 | NPN | SOT-23 | 50V | 150mA | 200 | 200mW | TOSHIBA 📄 PDF |
| 2SC4617G-R-AE3-R | NPN | SOT-23 | 50V | 150mA | 200 | 200mW | JSCJ 📄 PDF |
| 2SC2712-GR | NPN | SOT-23 | 50V | 150mA | 200 | 200mW | JSCJ 📄 PDF |