FZT789A Datasheet & Equivalents
PNP
SOT-223
High Power
DIODES
VCEO
25V
Ic Max
3A
Pd Max
3W
hFE Gain
800
Quick Reference
The FZT789A is a PNP 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) | 800 | Base signal amplification ratio |
| Transition Frequency (fT) | 100MHz | Max operating frequency |
| Saturation Voltage (VCEsat) | - | Voltage drop when fully ON |
| Emitter-Base Voltage (Vebo) | - | Max emitter-base breakdown |
| Collector Cutoff Current | - | Leakage current when OFF |
| Operating Temp | -55℃~+150℃ | Safe junction temperature range |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | IC | hFE | Pd | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| FZT749TA | PNP | SOT-223 | 25V | 3A | 75 | 3W | DIODES 📄 PDF |
| FZT1149ATA | PNP | SOT-223 | 25V | 4A | 195 | 1.6W | DIODES 📄 PDF |
| B772 | PNP | SOT-223 | 30V | 3A | 400 | 1.25W | JSCJ 📄 PDF |
| B772(RANGE:200-400) | PNP | SOT-223 | 30V | 3A | 400 | 1.25W | JSCJ 📄 PDF |
| FZT949 | PNP | SOT-223 | 30V | 5.5A | 75 | 3W | DIODES 📄 PDF |
| NJT4030PT1G | PNP | SOT-223 | 40V | 3A | 220 | 2W | onsemi 📄 PDF |
| NJV4030PT1G | PNP | SOT-223 | 40V | 3A | 220 | 2W | onsemi 📄 PDF |
| FZT790A | PNP | SOT-223 | 40V | 3A | 200 | 2W | onsemi 📄 PDF |
| FZT790ATA | PNP | SOT-223 | 40V | 3A | 200 | 1.6W | DIODES 📄 PDF |
| NJV4030PT3G | PNP | SOT-223 | 40V | 3A | 200 | 2W | onsemi 📄 PDF |
| FZT1151A | PNP | SOT-223 | 40V | 3A | 180 | 1.6W | DIODES 📄 PDF |
| FZT1151ATA | PNP | SOT-223 | 40V | 3A | 180 | 3W | DIODES 📄 PDF |
| NSS40300MZ4T1G | PNP | SOT-223 | 40V | 3A | 100 | 2W | onsemi 📄 PDF |
| PBSS5540Z | PNP | SOT-223 | 40V | 5A | 150 | 2W | Nexperia 📄 PDF |
| 115 | PNP | SOT-223 | 50V | 3A | 200 | 1.35W | YFW 📄 PDF |
| PBSS5350Z | PNP | SOT-223 | 50V | 3A | 200 | 1.35W | Nexperia 📄 PDF |
| PBSS5350Z | PNP | SOT-223 | 50V | 3A | 100 | 1W | DIODES 📄 PDF |
| 135 | PNP | SOT-223 | 50V | 3A | - | 1.35W | GOODWORK 📄 PDF |
| DPLS350E-13 | PNP | SOT-223 | 60V | 3A | 250 | 2W | onsemi 📄 PDF |
| PBSS5350Z-GK | PNP | SOT-223 | 60V | 3A | 80 | 2W | DIODES 📄 PDF |