BD169 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 80 V
• Collector-Base Voltage, max: 80 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 1.5 A
• Collector Dissipation: 20 W
• DC Current Gain (h_fe): 40
• Transition Frequency, min: 6 MHz
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: TO-126

Here is an image showing the pin diagram of this transistor.The complementary PNP transistor to the BD169 is the BD170.The BCP56 (SOT-223), BCP56-10 (SOT-223), BCP56-16 (SOT-223), BCX56 (SOT-89), BCX56-10 (SOT-89), BCX56-16 (SOT-89), BSP43 (SOT-223), BSP52 (SOT-223), BSP52T1 (SOT-223), BSP52T1G (SOT-223), BSP52T3 (SOT-223), BSP52T3G (SOT-223), BSR42 (SOT-89), BSR43 (SOT-89) and FMMT620 (SOT-23) is the SMD version of the BD169 transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.You can replace the BD169 with the 2N6039, 2N6039G, 2SC2481, 2SC2481-O, 2SC2481-R, 2SC2481-Y, 2SC3117, 2SC3117-R, 2SC3117-S, 2SC3117-T, 2SC3621, 2SC3621-O, 2SC3621-R, 2SC3902, 2SC3902-R, 2SC3902-S, 2SC3902-T, 2SD1509, 2SD1684, 2SD1684-Q, 2SD1684-S, 2SD1684-T, 2SD1692, 2SD1692-K, 2SD1692-L, 2SD1692-M, 2SD1724, 2SD1724-Q, 2SD1724-R, 2SD1724-R, 2SD1724-S, 2SD1725, 2SD1725-Q, 2SD1725-R, 2SD1725-R, 2SD1725-S, 2SD669, 2SD669-B, 2SD669-C, 2SD669-D, 2SD669A, 2SD669A-B, 2SD669A-C, 2SD986, 2SD986-K, 2SD986-L, 2SD986-M, BD139, BD139-10, BD139-16, BD139-6, BD139G, BD179, BD179-10, BD179-6, BD179G, BD230, BD237, BD237G, BD379, BD379-10, BD379-16, BD379-25, BD379-6, BD441, BD441G, BD679, BD679A, BD679AG, BD679G, BD681, BD681G, BD779, BD789, BD791, KSB986, KSB986-O, KSB986-R, KSB986-Y, KSD1692, KSD1692-G, KSD1692-O, KSD1692-Y, KSE182, KSE802, KSE803, KTC2800, KTC2800-O, KTC2800-Y, MJE182, MJE182G, MJE240, MJE241, MJE243, MJE243G, MJE270, MJE270G, MJE722, MJE802, MJE802G, MJE803, MJE803G or TTC004B.