2SC4373-Y Datasheet & Equivalents
NPN
SOT-89
General Purpose
Slkor
VCEO
120V
Ic Max
800mA
Pd Max
500mW
hFE Gain
120
Quick Reference
The 2SC4373-Y is a NPN bipolar junction transistor in a SOT-89 package, manufactured by Slkor. It supports a breakdown voltage of 120V and continuous collector current of 800mA. It is widely used in switching and amplification circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | Slkor | Original Manufacturer |
| Package | SOT-89 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| Category | Single | Configuration |
| Collector-Emitter Voltage (VCEO) | 120V | Max breakdown voltage |
| Collector Current (Ic) | 800mA | Max current handling |
| Power Dissipation (Pd) | 500mW | Max thermal limit |
| DC Current Gain (hFE) | 120 | Base signal amplification ratio |
| Transition Frequency (fT) | 120MHz | Max operating frequency |
| Saturation Voltage (VCEsat) | 1V | 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 |
|---|---|---|---|---|---|---|---|
| 2SC2881-Y(TE12L | NPN | SOT-89 | 120V | 800mA | 120 | 500mW | TOSHIBA 📄 PDF |
| ZC | NPN | SOT-89 | 120V | 800mA | 80 | 500mW | JSCJ 📄 PDF |
| 2SC2881(RANGE:120-240) | NPN | SOT-89 | 120V | 1A | 2000 | 1W | DIODES 📄 PDF |
| FCX605TA | NPN | SOT-89 | 120V | 1.5A | 120 | 2W | ROHM 📄 PDF |
| 2SCR375P5T100Q | NPN | SOT-89 | 150V | 1A | 100 | 1W | DIODES 📄 PDF |
| FCX495TA | NPN | SOT-89 | 150V | 1A | 60 | 2W | DIODES 📄 PDF |
| ZXTN4004ZTA | NPN | SOT-89 | 150V | 1A | 300 | 1W | ChipNobo 📄 PDF |
| FCX495TA-CN | NPN | SOT-89 | 160V | 1A | 100 | 500mW | HXY MOSFET 📄 PDF |
| 2SC2383 | NPN | SOT-89 | 160V | 1A | 100 | 500mW | GOODWORK 📄 PDF |
| 2SC2383 | NPN | SOT-89 | 160V | 1A | 160 | 500mW | JSCJ 📄 PDF |
| 2SC2383(RANGE:160-320) | NPN | SOT-89 | 160V | 1A | 320 | 500mW | JSMSEMI 📄 PDF |
| 2SC2383-JSM | NPN | SOT-89 | 160V | 1A | 320 | 500mW | Shikues 📄 PDF |
| 2SC2383Y | NPN | SOT-89 | 160V | 1A | 320 | 500mW | FOSAN 📄 PDF |
| C2383Y-2AF | NPN | SOT-89 | 160V | 1A | 320 | 500mW | R+O 📄 PDF |
| 2SC2383 | NPN | SOT-89 | 160V | 1A | 320 | 500mW | FUXINSEMI 📄 PDF |
| 2SC2383(RANGE:160-320) | NPN | SOT-89 | 160V | 1.5A | 120 | 2W | ROHM 📄 PDF |
| 2SD2211T100R | NPN | SOT-89 | 160V | 1.5A | 100 | 500mW | UTC 📄 PDF |