2SA1265 Datasheet & Equivalents
PNP
TO-3P
High Power
SPTECH
VCEO
140V
Ic Max
10A
Pd Max
100W
hFE Gain
160
Quick Reference
The 2SA1265 is a PNP bipolar junction transistor in a TO-3P package, manufactured by SPTECH. It supports a breakdown voltage of 140V and continuous collector current of 10A. It is widely used in switching and amplification circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | SPTECH | Original Manufacturer |
| Package | TO-3P | Physical mounting |
| Transistor Type | BJT | Bipolar Junction Transistor |
| Category | Single | Configuration |
| Collector-Emitter Voltage (VCEO) | 140V | Max breakdown voltage |
| Collector Current (Ic) | 10A | Max current handling |
| Power Dissipation (Pd) | 100W | Max thermal limit |
| DC Current Gain (hFE) | 160 | Base signal amplification ratio |
| Transition Frequency (fT) | 30MHz | Max operating frequency |
| Saturation Voltage (VCEsat) | 2V | Voltage drop when fully ON |
| Emitter-Base Voltage (Vebo) | 5V | Max emitter-base breakdown |
| Collector Cutoff Current | 5uA | Leakage current when OFF |
| Operating Temp | - | Safe junction temperature range |
Equivalent Transistors & Alternatives
| Part | Type | Package | VCEO | IC | hFE | Pd | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| 2SA1941 | PNP | TO-3P | 140V | 10A | 160 | 100W | SPTECH 📄 PDF |
| 2SB863 | PNP | TO-3P | 140V | 10A | 160 | 100W | SPTECH 📄 PDF |
| WGA1941 | PNP | TO-3P | 140V | 10A | 160 | 100W | Wild Goose 📄 PDF |
| 2SA1106 | PNP | TO-3P | 140V | 10A | 30 | 100W | SPTECH 📄 PDF |
| 2SB817 | PNP | TO-3P | 140V | 12A | 200 | 100W | SPTECH 📄 PDF |
| 2SA1186 | PNP | TO-3P | 150V | 10A | 180 | 100W | SPTECH 📄 PDF |
| 2SA1942 | PNP | TO-3P | 160V | 12A | 160 | 120W | SPTECH 📄 PDF |
| 2SA1386 | PNP | TO-3P | 160V | 15A | 180 | 130W | SPTECH 📄 PDF |
| 2SA1516 | PNP | TO-3P | 180V | 12A | 180 | 130W | SPTECH 📄 PDF |
| 2SB1429 | PNP | TO-3P | 180V | 15A | 160 | 150W | SPTECH 📄 PDF |
| 2SA1492 | PNP | TO-3P | 180V | 15A | 180 | 130W | SPTECH 📄 PDF |
| 2SA2151 | PNP | TO-3P | 200V | 15A | 180 | 160W | SPTECH 📄 PDF |
| 2SA1962 | PNP | TO-3P | 230V | 15A | 160 | 130W | SPTECH 📄 PDF |
| 2SA1986 | PNP | TO-3P | 230V | 15A | 160 | 150W | SPTECH 📄 PDF |
| WGA1943 | PNP | TO-3P | 230V | 15A | 160 | 100W | Wild Goose 📄 PDF |
| WGTTC5200 | PNP | TO-3P | 230V | 15A | 160 | 150W | Wild Goose 📄 PDF |
| 2SA1943 | PNP | TO-3P | 230V | 15A | 160 | 150W | SPTECH 📄 PDF |
| 2SA1943-O(Q) | PNP | TO-3P | 230V | 15A | 80 | 150W | TOSHIBA 📄 PDF |
| TTA1943(Q) | PNP | TO-3P | 230V | 15A | 80 | 150W | TOSHIBA 📄 PDF |
| NJW0302G-JSM | PNP | TO-3P | 250V | 15A | 160 | 150W | JSMSEMI 📄 PDF |