model: BC517 Risk level: 5.25 Maximum collector current (IC): 0.4 A Collector-emitter maximum voltage: 30 V Configuration: DARLINGTON Minimum DC current gain (hFE): 30000 Number of components: 1 Number of terminals: 3 Maximum operating temperature: 150 °C Polarity/Channel Type: NPN Subcategory: Other Transistors Surface mount: NO Terminal form: WIRE Terminal location: BOTTOM Transistor component materials: SILICON Nominal transition frequency (fT): 250 MHz