ZTX605 Datasheet & Equivalents
NPN
TO-92
General Purpose
DIODES
VCEO
120V
Ic Max
1A
Pd Max
1W
hFE Gain
2000
Quick Reference
The ZTX605 is a NPN bipolar junction transistor in a TO-92 package, manufactured by DIODES. It supports a breakdown voltage of 120V and continuous collector current of 1A. It is widely used in switching and amplification circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | DIODES | Original Manufacturer |
| Package | TO-92 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| Category | Single | Configuration |
| Collector-Emitter Voltage (VCEO) | 120V | Max breakdown voltage |
| Collector Current (Ic) | 1A | Max current handling |
| Power Dissipation (Pd) | 1W | Max thermal limit |
| DC Current Gain (hFE) | 2000 | Base signal amplification ratio |
| Transition Frequency (fT) | 150MHz | Max operating frequency |
| Saturation Voltage (VCEsat) | 1.5V | Voltage drop when fully ON |
| Emitter-Base Voltage (Vebo) | - | Max emitter-base breakdown |
| Collector Cutoff Current | 10uA | Leakage current when OFF |
| Operating Temp | -55℃~+200℃@(Tj) | Safe junction temperature range |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | IC | hFE | Pd | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| 2SD1857L-Q-T92-B | NPN | TO-92 | 120V | 2A | 120 | 625mW | UTC 📄 PDF |
| ZTX455 | NPN | TO-92 | 140V | 1A | 100 | 1W | DIODES 📄 PDF |
| ZTX455STZ | NPN | TO-92 | 140V | 1A | 100 | 1W | DIODES 📄 PDF |
| 2SC2383-Y | NPN | TO-92 | 160V | 1A | 320 | 700mW | YFW 📄 PDF |
| KSC2383OTA | NPN | TO-92 | 160V | 1A | 60 | 900mW | onsemi 📄 PDF |