The DTC143ZKA is a digital transistor NPN that is pre-biased with a collector current of 100mA, a collector-emitter voltage of 50V, and is packaged in a leadless SOT-23 package compliant with the 2013/65/EU RoHS Directive. This transistor is manufactured by Blue Rocket, a company providing advanced materials for use in semiconductor fabrication and testing. The DTC143ZKA transistor is a general purpose device suitable for low voltage, high speed, switching applications and offers a superior gain of 450 and a frequency range up to 0.9MHz. Additionally, the DTC143ZKA is ESD resistant for improved durability during handling and has a maximum operating temperature of +125°C. It is also electronically tested for guaranteed thermal resistance and comes with a 100% electrically tested material guarantee.