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ISL6173_06 Datasheet(数据表) 2 Page - Intersil Corporation |
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ISL6173 Datasheet(HTML) 2 Page - Intersil Corporation |
2 page ![]() 2 FN9186.3 January 3, 2006 Block Diagram FIGURE 2. ISL6173 - INTERNAL BLOCK-DIAGRAM OF THE IC - CHANNEL ONE ONLY Q Rsns 3K 10K 10K X2 Charge Pump X2 Charge Pump Rset Current Mirror POR and Bandgap 633mV 1.178V 10V(out) 1.178V 4 Iref Iref 633mV 1.178V LOAD FLT1 PG1 CT1 SS1 UV1 OCREF EN1 RTR/LTCH CPQ+ CPQ- CPVDD BIAS BIAS BIAS 10V CPVDD CPVDD OC Timer & Logic Soft Start Amplifier Current Limit Amplifier 24µA 10µA 10µA WOC Comparator OC Comparator - - + + + + - - + + - - Timeout Comparator UV Comparator Io Iset ISL6173 Vin Vo Rref Cp Cv Css Rs1 Rs2 Ct 42µA ISL6173 |