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KA3505 Datasheet(PDF) 2 Page - Fairchild Semiconductor |
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KA3505 Datasheet(HTML) 2 Page - Fairchild Semiconductor |
2 / 14 page KA3505 2 Internal Block Diagram Absolute Maximum Ratings Parameter Symbol Value Unit Supply Voltage VCC 15 ~ 30 V Input Voltage Vinput 30 V FPO Voltage VFPO 30 V FPO Maximum Current IFPO 20 mA Operating Temperature Topr -25 ~ +85 °C Storage Temperature Range Tstg -65 ~ +150 °C Power Dissipation PD 1W TPROT IS12 IS33 RI IS5 PSON GND PGO TPG TPSON 3 2 1 VS33 VS5 VS12 R S Q 15 14 COMP1 COMP2 COMP3 16 1.4V COMP5 7 COMP4 FPO 12 Q1 9 PGI Q2 Q3 COMP8 COMP7 10 4 6 8 5 Vcc OVP Detector UVP Detector COMP6 VBG =1.25V Vref RI=62KΩ Iref(20µA) 11 Iref 5 (100 µA) Iref 5 (100 µA) Iref 5 (100 µA) On/Of f Delay Con t rol Vref Vref Start Up Bandgap Reference Internal Bias 1.8~ 0.6V 1.8~ 0.6V 1.25V 1.8 ~ 0.6V UVP Det ector Output ICHG(PROT)=20 µA ICHG(PG)=15 µA 13 × × × TPROT IS12 IS33 RI IS5 PSON GND PGO TPG TPSON 3 2 1 VS33 VS5 VS12 R S Q 15 14 COMP1 COMP2 COMP3 16 1.4V COMP5 7 COMP4 FPO 12 Q1 9 PGI Q2 Q3 COMP8 COMP7 10 4 6 8 5 Vcc OVP Detector UVP Detector COMP6 VBG =1.25V Vref RI=62KΩ Iref(20µA) 11 Iref 5 (100 µA) Iref 5 (100 µA) Iref 5 (100 µA) On/Of f Delay Con t rol Vref Vref Start Up Bandgap Reference Internal Bias 1.8~ 0.6V 1.8~ 0.6V 1.25V 1.8 ~ 0.6V UVP Det ector Output ICHG(PROT)=20 µA ICHG(PG)=15 µA 13 × × × |
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