KTA1663 Bipolar Transistor

• Type: PNP
• Collector-Emitter Voltage, max: -30 V
• Collector-Base Voltage, max: -30 V
• Emitter-Base Voltage, max: -5 V
• Collector Current − Continuous, max: -1.5 A
• Collector Dissipation: 0.5 W
• DC Current Gain (h_fe): 100 to 320
• Transition Frequency, min: 120 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: SOT-89

Here is an image showing the pin diagram of this transistor.The KTA1663 transistor can have a current gain of 100 to 320. The gain of the KTA1663O will be in the range from 100 to 200, for the KTA1663Y it will be in the range from 160 to 320.The complementary NPN transistor to the KTA1663 is the KTC4375.You can replace the KTA1663 with the 2SA1203, 2SB1123 or 2SB1124.