KTC4369Y Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 30 V
• Collector-Base Voltage, max: 30 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 3 A
• Collector Dissipation: 15 W
• DC Current Gain (h_fe): 120 to 240
• Transition Frequency, min: 100 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: TO-220F

Here is an image showing the pin diagram of this transistor.The KTC4369Y transistor can have a current gain of 120 to 240. The gain of the KTC4369 will be in the range from 70 to 240, for the KTC4369O it will be in the range from 70 to 140.The complementary PNP transistor to the KTC4369Y is the KTA1658Y.The KTC4375 (SOT-89) is the SMD version of the KTC4369Y transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.You can replace the KTC4369Y with the 2SC1061, 2SC1173, 2SC1173Y, 2SC1826, 2SC1985, 2SC2562, 2SC2562Y, 2SC3179, 2SC3239, 2SC3239-Y, 2SC3252, 2SC3253, 2SC3254, 2SC3255, 2SC3297, 2SC3297-Y, 2SC3299, 2SC3299-Y, 2SC3345, 2SC3345-Y, 2SC3709, 2SC3709-Y, 2SC3709A, 2SC3709A-Y, 2SC3746, 2SC3747, 2SC3748, 2SC3851, 2SC4550, 2SC4551, 2SC4552, 2SC4881, 2SC4935, 2SC4935Y, 2SC790, 2SC790-Y, 2SD1060, 2SD1061, 2SD1062, 2SD1133, 2SD1134, 2SD1212, 2SD1235, 2SD1266, 2SD1266-P, 2SD1267, 2SD1267-P, 2SD1354, 2SD1363, 2SD1363-Y, 2SD1406, 2SD1412, 2SD1412-Y, 2SD1444A, 2SD1445A, 2SD1666, 2SD1667, 2SD1668, 2SD1669, 2SD1761, 2SD1762, 2SD1913, 2SD2012, 2SD2061, 2SD234, 2SD234Y, 2SD235, 2SD235-Y, 2SD2374, 2SD2374-P, 2SD2394, 2SD2395, 2SD288, 2SD288-Y, 2SD313, 2SD553, 2SD553-Y, 2SD795, 2SD856, 2SD856-P, 2SD857, 2SD857-P, 2SD880, BD201, BD203, BD241, BD241A, BD243, BD243A, BD301, BD303, BD533, BD535, BD539, BD539A, BD543, BD543A, BD545, BD545A, BD735, BD737, BD795, BD797, BD807, BD933, BD933F, BD935, BD935F, BD945, BD947, BD949, BDT81, BDT81F, D44H8, KSC1173, KSC1173Y, KSD1406, KSD2012, KSD2058, KSD288, KSD288-Y, KSD880, KTC2016, KTC2026, KTC3230, KTC3230Y or KTD1351.