MMBT489LT1G Transistor Datasheet & Specifications
NPN
SOT-23
General Purpose
onsemi
VCEO
30V
Ic Max
1A
Pd Max
310mW
hFE Gain
300
Quick Reference
The MMBT489LT1G is a NPN bipolar transistor in a SOT-23 package by onsemi. This datasheet provides complete specifications including 30V breakdown voltage and 1A continuous collector current. Download the MMBT489LT1G datasheet PDF above for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | onsemi | Original Manufacturer |
| Package | SOT-23 | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| VCEO | 30V | Breakdown voltage |
| Ic | 1A | Collector current |
| Pd | 310mW | Power dissipation |
| DC Current Gain | 300 | hFE / Beta |
| Frequency | 100MHz | Transition speed (fT) |
| VCEsat | - | Saturation voltage |
| Vebo | - | Emitter-Base voltage |
| Cutoff Current | - | Leakage (ICBO) |
| Temp | -55℃~+150℃ | Operating temp |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| ZXTN2020FTA | NPN | SOT-23 | 100V | 4A | 1.2W |
| FMMT491ATA | NPN | SOT-23 | 40V | 1A | 500mW |
| DNBT8105-7 | NPN | SOT-23 | 60V | 1A | 600mW |
| ZXTN2040FTA | NPN | SOT-23 | 40V | 1A | 310mW |
| FMMT493ATA | NPN | SOT-23 | 60V | 1A | 500mW |
| PBSS4350T,215 | NPN | SOT-23 | 50V | 2A | 300mW |
| NSS40201LT1G | NPN | SOT-23 | 40V | 2A | 460mW |
| FMMT491TA | NPN | SOT-23 | 60V | 1A | 500mW |
| PBSS4230T,215 | NPN | SOT-23 | 30V | 2A | 480mW |
| ZXTN25100DFHTA | NPN | SOT-23 | 100V | 2.5A | 1.25W |