FMMT620TA Datasheet & Equivalents
NPN
SOT-23
General Purpose
DIODES
VCEO
80V
Ic Max
1.5A
Pd Max
625mW
hFE Gain
60
Quick Reference
The FMMT620TA is a NPN bipolar junction transistor in a SOT-23 package, manufactured by DIODES. It supports a breakdown voltage of 80V and continuous collector current of 1.5A. It is widely used in switching and amplification circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | DIODES | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| Category | Single | Configuration |
| Collector-Emitter Voltage (VCEO) | 80V | Max breakdown voltage |
| Collector Current (Ic) | 1.5A | Max current handling |
| Power Dissipation (Pd) | 625mW | Max thermal limit |
| DC Current Gain (hFE) | 60 | Base signal amplification ratio |
| Transition Frequency (fT) | 160MHz | Max operating frequency |
| Saturation Voltage (VCEsat) | 160mV | 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 |
|---|---|---|---|---|---|---|---|
| NSS1C201LT1G | NPN | SOT-23 | 100V | 2A | 150 | 710mW | onsemi 📄 PDF |
| ZXTN25100DFHTA | NPN | SOT-23 | 100V | 2.5A | 300 | 1.25W | DIODES 📄 PDF |
| ZXTN25100BFHTA | NPN | SOT-23 | 100V | 3A | 50 | 1.25W | DIODES 📄 PDF |