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Original 3 Pin Transistor BD249C NPN High Power Transistor 25A 125W
NPN High−Power Transistor NPN BD249C
high−power transistors are for general−purpose power amplifier and switching applications.
Features
• ESD Ratings: Machine Model, C; > 400 V Human Body Model, 3B; > 8000 V
• Epoxy Meets UL 94 V−0 @ 0.125
• Pb−Free Package is Available*
MAXIMUM RATINGS
| Rating | Symbol | Value | Unit |
| Collector − Emitter Voltage | Vceo | 100 | Vdc |
| Collector − base Voltage | Vcbo | 100 | Vdc |
| Emitter − base Voltage | Vebo | 5.0 | Vdc |
| Collector Current − Continuous Peak (Note 1) | Ic | 25 40 | Adc Apk |
| base Current − Continuous | Ib | 5.0 | Adc |
| Total Device Dissipation @ TC = 25°C Derate above 25°C | Pd | 125 1.0 | W W/°C |
| Operating and Storage Junction Temperature Range | TJ, Tstg | –65 to +150 | °C |
| Unclamped Inductive Load | Esb | 90 | mJ |
THERMAL CHARACTERISTICS
| Characteristic | Symbol | Max | Unit |
| Thermal Resistance, Junction−to−Case | RøJC | 1.0 | °C/W |
| Thermal Resistance, Junction−to−Ambient | RøJA | 35.7 | °C/W |
Stresses exceeding Maximum Ratings may damage the device.
Maximum Ratings are stress ratings only. Functional operation
above the Recommended Operating Conditions is not implied.
Extended exposure to stresses above the Recommended
Operating Conditions may affect device reliability. 1. Pulse
Test: Pulse Width 300 s, Duty Cycle 2.0%. *
