. Electronic Components Datasheets bd179 free download

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BD179 NPN power transistor Features NPN transistor Applications General purpose switching 1 Description 2 3 The device is manufactured in Planar technology SOT-32 with "Base Island" layout. The resulting transistor (TO-126) shows exceptional high gain performance coupled with very low saturation voltage. Figure 1. Internal schematic diagram Table 1. Device summary Order code Marking Package Packaging BD179 BD179 SOT-32 Tube July 2007 Rev 2 1/9 www.st.com 9 Electrical ratings BD179 1 Electrical ratings Table 2. Absolute maximum rating Symbol Parameter Value Unit VCBO Collector-base voltage (IE = 0) 80 V VCEO Collector-base voltage (IB = 0) 80 V VEBO Emitter-base voltage (IC = 0) 5 V IC Collector current 3 A ICM Collector current current (tp < 5ms) 7 A IB Base current 1 A PTOT Total dissipation at T case = 25