TIP41 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 40 V
• Collector-Base Voltage, max: 40 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 6 A
• Collector Dissipation: 65 W
• DC Current Gain (h_fe): 15 to 75
• Transition Frequency, min: 3 MHz
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: TO-220

Here is an image showing the pin diagram of this transistor.The TIP41 transistor is marked as "TIP41".The complementary PNP transistor to the TIP41 is the TIP42.You can replace the TIP41 with the BD705, BD707, BD709, BD905, BD907, BD909, BDT41, BDT41A, BDT41AF, BDT41B, BDT41BF, BDT41F, TIP41A, TIP41AG, TIP41B, TIP41BG or TIP41G.The TIP41G transistor is the lead-free version of the TIP41.