The 2SD1733TLR with Bipolar (BJT) Transistor NPN 80 V 1 A 100MHz 10 W Surface Mount CPT3 manufactured by ROHM is a device that is used for general-purpose switching and amplification. It is encased in a plastic CPT3 Surface Mount package, with a maximum power dissipation of 10 watts. The maximum voltage rating is 80 Volts, with a collector current of 1 Amp. The device has a high frequency of 100MHz, allowing for fast switching and amplification. This part is suitable for applications such as driving LEDs, relays, lamps, and other components.