KTC4377(RANGE:300-450) Datasheet & Equivalents
NPN
SOT-89
General Purpose
JSCJ
VCEO
10V
Ic Max
2A
Pd Max
500mW
hFE Gain
600
Quick Reference
The KTC4377(RANGE:300-450) is a NPN bipolar junction transistor in a SOT-89 package, manufactured by JSCJ. It supports a breakdown voltage of 10V and continuous collector current of 2A. It is widely used in switching and amplification circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | JSCJ | Original Manufacturer |
| Package | SOT-89 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| Category | Single | Configuration |
| Collector-Emitter Voltage (VCEO) | 10V | Max breakdown voltage |
| Collector Current (Ic) | 2A | Max current handling |
| Power Dissipation (Pd) | 500mW | Max thermal limit |
| DC Current Gain (hFE) | 600 | Base signal amplification ratio |
| Transition Frequency (fT) | 150MHz | Max operating frequency |
| Saturation Voltage (VCEsat) | 500mV | Voltage drop when fully ON |
| Emitter-Base Voltage (Vebo) | 6V | Max emitter-base breakdown |
| Collector Cutoff Current | 100nA | Leakage current when OFF |
| Operating Temp | -55℃~+150℃ | Safe junction temperature range |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | IC | hFE | Pd | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| BC868-25 | NPN | SOT-89 | 20V | 2A | 160 | 1.35W | Nexperia 📄 PDF |
| 115 | NPN | SOT-89 | 20V | 2A | 85 | 1.35W | Nexperia 📄 PDF |
| BC868 | NPN | SOT-89 | 20V | 3A | 560 | 500mW | JSCJ 📄 PDF |
| 115 | NPN | SOT-89 | 20V | 5A | 390 | 2W | Shikues 📄 PDF |
| 2SD2150 | NPN | SOT-89 | 20V | 5A | 390 | 500mW | HXY MOSFET 📄 PDF |
| 2SD2098R | NPN | SOT-89 | 20V | 5A | 390 | 500mW | HXY MOSFET 📄 PDF |
| 2SD2098T100R-HXY | NPN | SOT-89 | 20V | 5A | 120 | 1W | ROHM 📄 PDF |
| PBSS4520X-HXY | NPN | SOT-89 | 22V | 5A | 1000 | 750mW | Shikues 📄 PDF |
| 2SD2098T100R | NPN | SOT-89 | 25V | 2A | 2700 | 500mW | JSCJ 📄 PDF |