KTC4373Y Datasheet & Equivalents
NPN
SOT-89
General Purpose
Shikues
VCEO
80V
Ic Max
1A
Pd Max
1W
hFE Gain
120
Quick Reference
The KTC4373Y is a NPN bipolar junction transistor in a SOT-89 package, manufactured by Shikues. It supports a breakdown voltage of 80V and continuous collector current of 1A. It is widely used in switching and amplification circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | Shikues | Original Manufacturer |
| Package | SOT-89 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| Category | Single | Configuration |
| Collector-Emitter Voltage (VCEO) | 80V | Max breakdown voltage |
| Collector Current (Ic) | 1A | Max current handling |
| Power Dissipation (Pd) | 1W | Max thermal limit |
| DC Current Gain (hFE) | 120 | Base signal amplification ratio |
| Transition Frequency (fT) | 130MHz | Max operating frequency |
| Saturation Voltage (VCEsat) | 500mV | 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 |
|---|---|---|---|---|---|---|---|
| BCX56-16 | NPN | SOT-89 | 80V | 1A | 100 | 1.35W | Nexperia 📄 PDF |
| 115 | NPN | SOT-89 | 80V | 1A | 100 | 1.1W | Nexperia 📄 PDF |
| BCX56-16TF | NPN | SOT-89 | 80V | 1A | 100 | 1.3W | JUXING 📄 PDF |
| BCX56SQ-16 | NPN | SOT-89 | 80V | 1A | 100 | 500mW | JSCJ 📄 PDF |
| BCX56-16 | NPN | SOT-89 | 80V | 1A | 160 | 500mW | JSCJ 📄 PDF |
| BCX56(RANGE:63-160) | NPN | SOT-89 | 80V | 1A | 63 | 1.35W | Nexperia 📄 PDF |
| BCX56 | NPN | SOT-89 | 80V | 1A | 63 | 1.35W | Nexperia 📄 PDF |
| 115 | NPN | SOT-89 | 80V | 1A | 63 | 500mW | Nexperia 📄 PDF |
| BCX56 | NPN | SOT-89 | 80V | 1A | 63 | 550mW | LRC 📄 PDF |
| 135 | NPN | SOT-89 | 80V | 1A | 63 | 550mW | LRC 📄 PDF |
| BCX56-10 | NPN | SOT-89 | 80V | 1A | 180 | 500mW | JSCJ 📄 PDF |
| 115 | NPN | SOT-89 | 80V | 1A | 200 | 500mW | JSCJ 📄 PDF |
| LBTN180Y3T1G | NPN | SOT-89 | 80V | 1A | 40 | 500mW | TWGMC 📄 PDF |
| S-LBTN180Y3T1G | NPN | SOT-89 | 80V | 1A | 40 | 1.3W | Shikues 📄 PDF |
| 2SD1898(RANGE:180-390) | NPN | SOT-89 | 80V | 1A | 40 | 500mW | R+O 📄 PDF |
| 2SD1005(RANGE:200-400) | NPN | SOT-89 | 80V | 1A | 25 | 1.5W | DIODES 📄 PDF |
| BCX56 | NPN | SOT-89 | 80V | 1A | 250 | 500mW | Guangdong Hot... 📄 PDF |
| BCX56-16 | NPN | SOT-89 | 80V | 1A | 250 | 500mW | MSKSEMI 📄 PDF |
| BCX56-16 | NPN | SOT-89 | 80V | 1A | 250 | 500mW | JSCJ 📄 PDF |
| BCX5416TA | NPN | SOT-89 | 80V | 1A | 250 | 500mW | ChipNobo 📄 PDF |