ST stn790a free download

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STN790A Medium current, high performance, low voltage PNP transistor Features Very low collector to emitter saturation voltage DC current gain, hFE >100 4 3 A continuous collector current 40 V breakdown voltage V(BR)CER SOT-223 plastic package for surface mounting 3 circuits in tape and reel packing 2 1 SOT-223 Applications Power management in portable equipment Voltage regulation in bias supply circuits Switching regulator in battery charger Figure 1. Internal schematic diagram applications Heavy load driver Description The device in manufactured in low voltage PNP planar technology by using a "Base Island" layout. The resulting transistor shows exceptional high gain performance coupled with very low saturation voltage. Table 1. Device summary Order code Marking Package Packaging STN790A N790A SOT-223 Tape and reel June 2008 Rev 4 1/9 www.st.com 9 Electrical ratings STN790A 1 Electrical ratings Table 2. Absolute maximum rating Symbol Parameter Value Unit VCBO Collector-base voltage (IE = 0) -40 V VCER Collector-emitter voltage (R BE = 47 ) -40 V VCEO Collector-emitter voltage (IB = 0) -30 V VEBO Emitter-base voltage (IC = 0) -5 V IC Collector current -3 A ICM Collector peak current (tP < 5 ms) -6 A Ptot Total dissipation at Tamb = 25