FZT649TC Datasheet & Equivalents
NPN
SOT-223
High Power
DIODES
VCEO
25V
Ic Max
3A
Pd Max
3W
hFE Gain
300
Quick Reference
The FZT649TC is a NPN bipolar junction transistor in a SOT-223 package, manufactured by DIODES. It supports a breakdown voltage of 25V and continuous collector current of 3A. It is widely used in switching and amplification circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | DIODES | Original Manufacturer |
| Package | SOT-223 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| Category | Single | Configuration |
| Collector-Emitter Voltage (VCEO) | 25V | Max breakdown voltage |
| Collector Current (Ic) | 3A | Max current handling |
| Power Dissipation (Pd) | 3W | Max thermal limit |
| DC Current Gain (hFE) | 300 | Base signal amplification ratio |
| Transition Frequency (fT) | 240MHz | Max operating frequency |
| Saturation Voltage (VCEsat) | 300mV | Voltage drop when fully ON |
| Emitter-Base Voltage (Vebo) | 7V | 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 |
|---|---|---|---|---|---|---|---|
| FZT1049ATA | NPN | SOT-223 | 25V | 5A | 300 | 3W | DIODES 📄 PDF |
| ZXTN2005GTA | NPN | SOT-223 | 25V | 7A | 300 | 3W | DIODES 📄 PDF |
| D882(RANGE:160-320) | NPN | SOT-223 | 30V | 3A | 160 | 1.25W | JSCJ 📄 PDF |
| FZT849TA | NPN | SOT-223 | 30V | 7A | 100 | 3W | DIODES 📄 PDF |
| NJV4031NT1G | NPN | SOT-223 | 40V | 3A | 220 | 2W | onsemi 📄 PDF |
| NSS40301MZ4T1G | NPN | SOT-223 | 40V | 3A | 220 | 2W | onsemi 📄 PDF |
| DJT4031N-13 | NPN | SOT-223 | 40V | 3A | 200 | 1.2W | DIODES 📄 PDF |
| NJT4031NT1G | NPN | SOT-223 | 40V | 3A | 200 | 2W | onsemi 📄 PDF |
| NJV4031NT3G | NPN | SOT-223 | 40V | 3A | 200 | 2W | onsemi 📄 PDF |
| PBSS4540Z | NPN | SOT-223 | 40V | 5A | 250 | 2W | Nexperia 📄 PDF |
| 115 | NPN | SOT-223 | 45V | 3A | 150 | 1.6W | DIODES 📄 PDF |
| FZT690B | NPN | SOT-223 | 45V | 3A | 150 | 3W | DIODES 📄 PDF |
| FZT690BTA | NPN | SOT-223 | 50V | 3A | 200 | 1.35W | ChipNobo 📄 PDF |
| PBSS4350Z | NPN | SOT-223 | 50V | 3A | 500 | 833mW | LRC 📄 PDF |
| 135-CN | NPN | SOT-223 | 50V | 3A | 100 | 2W | Nexperia 📄 PDF |
| LBSS4350SZ4TZHG | NPN | SOT-223 | 50V | 3A | - | 1.35W | GOODWORK 📄 PDF |
| PBSS4350Z | NPN | SOT-223 | 50V | 5A | 95 | 1.6W | ST 📄 PDF |
| 135 | NPN | SOT-223 | 60V | 3A | 400 | 1.25W | Shikues 📄 PDF |
| PBSS4350Z-GK | NPN | SOT-223 | 60V | 3A | 160 | 1.6W | ST 📄 PDF |
| 2STN1550 | NPN | SOT-223 | 60V | 3A | 100 | 3W | DIODES 📄 PDF |