The BDX53B and BDX53C are silicon Epitaxial-Base NPN power transistors in monolithic Darlington configuration mounted in Jedec TO-220 plastic package. They are intented for use in hammer drivers, audio amplifiers and other medium power linear and switching applications. The complementary PNP types are BDX54B and BDX54C respectively. Applications - Audio ampliefers - linear and switching industrial Equipment https://elecena.pl/product/9698840/bdx54c-darlington-transistor-pnp-100v-8a-60w-to-220 2017-08-06 https://elecena.pl/product/9698840/bdx54c-darlington-transistor-pnp-100v-8a-60w-to-220 2018-03-26 https://elecena.pl/product/9698840/bdx54c-darlington-transistor-pnp-100v-8a-60w-to-220 2018-05-05 https://elecena.pl/product/9698840/bdx54c-darlington-transistor-pnp-100v-8a-60w-to-220 2018-12-16 https://elecena.pl/product/9698840/bdx54c-darlington-transistor-pnp-100v-8a-60w-to-220 2019-04-01 https://elecena.pl/product/9698840/bdx54c-darlington-transistor-pnp-100v-8a-60w-to-220 2019-06-20 https://elecena.pl/product/9698840/bdx54c-darlington-transistor-pnp-100v-8a-60w-to-220 2021-11-10 https://elecena.pl/product/9698840/bdx54c-darlington-transistor-pnp-100v-8a-60w-to-220 2022-09-20 https://elecena.pl/product/9698840/bdx54c-darlington-transistor-pnp-100v-8a-60w-to-220 2023-10-04 https://elecena.pl/product/9698840/bdx54c-darlington-transistor-pnp-100v-8a-60w-to-220 2024-06-03 https://elecena.pl/product/9698840/bdx54c-darlington-transistor-pnp-100v-8a-60w-to-220 2025-10-07