NTE198 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 400 V
• Collector-Base Voltage, max: 500 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 1 A
• Collector Dissipation: 40 W
• DC Current Gain (h_fe): 30 to 150
• Transition Frequency, min: 10 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.You can replace the NTE198 with the 2SC2898, 2SC3310, 2SC3794, 2SC3794A, 2SC3795, 2SC3795A, 2SC3866, 2SC3868, 2SC4242, 2SC5241, 2SC5353, BUX84, BUX85, MJE13070, MJE13071, MJE16002, MJE16004, MJE8502, MJE8503, TIP50 or TIP50G.