ka2s0680b Fairchild Semiconductor, ka2s0680b Datasheet
ka2s0680b
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ka2s0680b Summary of contents
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... KA2S0680B Fairchild Power Switch(FPS) Features • 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 • ...
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... KA2S0680B Absolute Maximum Ratings Parameter (1) Maximum Drain voltage Drain Gate voltage (R = Gate source (GND) voltage (2) Drain current pulsed Single pulsed avalanche energy (4) Avalanche current Continuous drain current (T = Continuous drain current (T =100 C) C Maximum Supply voltage Input voltage range ...
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... GS DS Coss f=1MHz Crss t V =0.5BV d(on) DD DSS (MOSFET switching tr time are essentially t d(off) independent of tf operating temperature) V =10V, I =6.0A =0.5BV DS DSS switching time are Qgs essentially independent of Qgd operating temperature) 2% KA2S0680B Min. Typ. Max. 800 - - - - 200 - 1.6 2.0 1.5 2 1600 - - 140 - - =6. ...
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... KA2S0680B Electrical Characteristics (CONTROL part) (Ta=25 C unless otherwise specified) Parameter UVLO SECTION Start threshold voltage Stop threshold voltage OSCILLATOR SECTION Initial accuracy Frequency change with temperature Maximum duty cycle FEEDBACK SECTION Feedback source current Shutdown Feedback voltage Shutdown delay current SYNC. & SOFT START SECTION ...
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... C Figure 4. Peak Current Limit 1.15 1.1 1.05 V Vstart th(H) 1 0.95 0.9 0.85 100 125 150 ] C Figure 6. Start Threshold Voltage KA2S0680B Fig.2 Feedback Source Current 100 125 150 Temperature [ ] C Fig.4 Max Inductor Current 100 125 150 Temperature [ ] C Fig.6 Start Threshold Voltage ...
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... KA2S0680B Typical Performance Characteristics (These characteristic graphs are normalized at Ta=25 C) Fig.7 Stop Threshold Voltage 1.15 1.1 1.05 V Vstop th(L) 1 0.95 0.9 0.85 - Temperature [ Figure 7. Stop Threshold Voltage Fig.9 Vcc Zener Voltage 1.2 1.15 1.1 1. 0.95 0.9 0.85 0.8 - Temperature [ Figure 9. V Zener Voltage CC Fig.11 Shutdown Delay Current 1.2 1.15 1.1 1.05 Idelay 1 0.95 0.9 0.85 0.8 -25 ...
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... Ta=25 C) Fig.13 Soft Start Voltage 1.15 1.1 1.05 Vss 1 0.95 0.9 0.85 - Temperature [ Figure 13. Soft Start Voltage (Continued) 2.5 2 1.5 Rdson ( ) 1 0.5 0 100 125 150 ] C Figure 14. Static Drain-Source on Resistance Fig.14 Drain Source Turn-on Resistance - 100 125 150 Temperature [ ] C KA2S0680B 7 ...
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... KA2S0680B Package Dimensions 8 TO-3P-5L ...
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... Package Dimensions (Continued) TO-3P-5L (Forming) KA2S0680B 9 ...
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... KA2S0680B Ordering Information Product Number Package KA2S0680B-TU TO-3P-5L KA2S0680B-YDTU TO-3P-5L(Forming Non Forming Type YDTU : Forming Type DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS ...