ST8812FX

www.DataSheet4U.com ST8812FX High voltage fast-switching NPN Power transistor Features ■ ■ ■ ■ ■ High voltage capability Very high switching speed Tight hfe control Large R.B.S.O.A. Fully insulated Package U.L. compliant for easy mounting 3 2 1 ISOWATT218FX Applications ■ Switch mode power supplies for crt TV Description The ST8812FX is manufactured using latest Multi Epitaxial Planar technology with high voltage capability. It shows wide R.B.S.O.A. and high switching speed thanks to its Cellular Emitter structure with planar edge termination and deep base diffusion. Internal schematic diagram Order codes Part Number ST8812FX Marking ST8812FX Package ISOWATT218FX Packing TUBE March 2006 Rev 1 1/10 www.st.com 10 Electrical ratings ST8812FX 1 Table 1. Symbol VCBO VCEO VEBO IC ICM IB PTOT Visol TSTG TJ Electrical ratings Absolute maximum rating Parameter Collector-Base Voltage (IE = 0) Collector-Emitter Voltage (IB = 0) Emitte-Base Voltage (IC = 0) Collector Current Collector Peak Current (tP < 5ms) Base Current Total dissipation at Tc = 25°C Insulation Withstand Voltage (RMS) from All Three Leads to External Heatsink Storage Temperature Max. Operating Junction Temperature Value 1150 600 15 7 12 4 50 2500 -65 to 150 150 Unit V V V A A A W V °C °C Table 2. Symbol RthJ-case Thermal data Parameter Thermal Resistance Junction-Case__________________ __Max Value 2.5 Unit °C/W 2/10 ST8812FX Electrical characteristics 2 Electrical characteristics (TCASE = 25°C; unl...