2SD1898 Datasheet & Equivalents
NPN
SOT-89
General Purpose
R+O
VCEO
80V
Ic Max
1A
Pd Max
500mW
hFE Gain
390
Quick Reference
The 2SD1898 is a NPN bipolar junction transistor in a SOT-89 package, manufactured by R+O. 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 | R+O | 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) | 500mW | Max thermal limit |
| DC Current Gain (hFE) | 390 | 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℃~+155℃ | Safe junction temperature range |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | IC | hFE | Pd | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| 2SD1898-JSM | NPN | SOT-89 | 80V | 1A | 390 | 2W | JSMSEMI 📄 PDF |
| BSR43TA-HXY | NPN | SOT-89 | 80V | 1A | 390 | 500mW | HXY MOSFET 📄 PDF |
| CXT3019TR-HXY | NPN | SOT-89 | 80V | 1A | 390 | 500mW | HXY MOSFET 📄 PDF |
| H2SD1898T100R | NPN | SOT-89 | 80V | 1A | 390 | 500mW | HXY MOSFET 📄 PDF |
| NTE2428-HXY | NPN | SOT-89 | 80V | 1A | 390 | 500mW | HXY MOSFET 📄 PDF |
| 2SD1005-JSM | NPN | SOT-89 | 80V | 1A | 400 | 2W | JSMSEMI 📄 PDF |
| BCX56 | NPN | SOT-89 | 80V | 1A | 400 | 500mW | HXY MOSFET 📄 PDF |
| BCX56 BH HD | NPN | SOT-89 | 80V | 1A | 250 | 500mW | Guangdong Hot... 📄 PDF |
| BCX56(MS) | NPN | SOT-89 | 80V | 1A | 250 | 500mW | MSKSEMI 📄 PDF |
| BCX56(RANGE:100-250) | NPN | SOT-89 | 80V | 1A | 250 | 500mW | JSCJ 📄 PDF |
| BCX56 | NPN | SOT-89 | 80V | 1A | 250 | 500mW | ChipNobo 📄 PDF |
| 115-CN | NPN | SOT-89 | 80V | 1A | 250 | 500mW | MSKSEMI 📄 PDF |
| BCX56-16(MS) | NPN | SOT-89 | 80V | 1A | 250 | 500mW | ChipNobo 📄 PDF |
| BCX56-16 | NPN | SOT-89 | 80V | 1A | 250 | 500mW | TDSEMIC 📄 PDF |
| 115-CN | NPN | SOT-89 | 80V | 1A | 250 | 1.3W | Shikues 📄 PDF |
| BCX56-TD | NPN | SOT-89 | 80V | 1A | 250 | 500mW | YANGJIE 📄 PDF |
| BCX56 | NPN | SOT-89 | 80V | 1A | 250 | 1.3W | YFW 📄 PDF |
| BCX56 | NPN | SOT-89 | 80V | 1A | 250 | 1.3W | YFW 📄 PDF |
| BCX56 | NPN | SOT-89 | 80V | 1A | 250 | 500mW | FUXINSEMI 📄 PDF |
| BCX56-16 | NPN | SOT-89 | 80V | 1A | 250 | 500mW | YONGYUTAI 📄 PDF |