Fairchild Semiconductor KA2S0880
Smart Power Switch
FEATURES
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● Wide operating frequency range up to 150kHz Pulse by pulse over current limiting Over load protection Over voltage protection (Min. 23V) Internal thermal shutdown function Under voltage lockout Internal high voltage sense FET External sync terminal Latch up Mode ORDERING INFORMATION Device KA2S0880 Package TO-3P-5L Rating 800V, 8A Topr (°C) −25°C to +85°C BLOCK DIAGRAM #3 VCC 32V 5V Vref − 5V + 6.4V #4 FB − 1mA 2.5R 1R 9V + 7.5V − + 25V − Thermal S/D OVER VOLTAGE S/D + OSC S R 2µA L.E.B 0.1V S R Q #2 GND Q Good logic Internal bias #1 DRAIN SFET #5 Sync Power on reset Rev. B 1 © 1999 Fairchild Semiconductor Corporation KA2S0880 SPS
ABSOLUTE MAXIMUM RATINGS
Characteristic Drain-source (GND) voltage (1) Drain-Gate voltage (RGS=1MΩ) Gate-source (GND) voltage Drain current pulsed (2) Symbol VDSS VDGR VGS IDM EAS IAS ID ID VCC VFB PD (watt H/S) Derating TOPR TSTG Value 800 800 ±30 32.0 810 25 8.0 5.6 30 −0.3 to VSD 190 1.54 −25 to +85 −55 to +150 Unit V V V ADC mJ...