NCV1406SNT1G ON Semiconductor

NCP1406, NCV1406 Boost Converter - PFM, DC-DC 25 V, 25 mA The NCP1406 is a monolithic stepup DCDC converter operating NCP1406, NCV1406 100 5.0 V V L V IN OUT 4.2 V 3.7 V D 8.2 H 2.4 V 15 V 90 SUMIDA C C CR438R2MC 68 pF 3.0 V 80 V = 15 V OUT 2.4 V C R2 IN LX L1 = 8.2 H, Sumida 10 F 1.3 m VDD CR438R2MC V = 2.0 V FB IN C1 = 10 F Enable CE C2 = 4.7 F C 70 OUT GND C3 = 68 pF R1 4.7 F T = 25C A 110 k Figure 4 60 020 40 60 80 I , OUTPUT CURRENT (mA) OUT Figure 1. Typical Application Circuit Figure 2. Efficiency versus Output Current L1 8.2 HD1 MBR0530T1 V V OUT IN 25 V 2.0 V to 5.5 V CE LX C 2 C 1 1 5 3.3 F 10 F C 3 FB 2 82 pF R 2.2 M 1 VDD GND Enable 3 4 R 110 k 2 R 1 V 1.19 1 OUT R 2 Figure 3. Typical 25 V StepUp Application Circuit L1 8.2 HD1 MBR0520T1 V V OUT IN 15 V 2.0 V to 5.5 V CE LX C 2 C 1 1 5 4.7 F 10 F C 3 FB 2 68 pF R 1.3 M 1 VDD GND Enable 3 4 R 110 k 2 R 1 V 1.19 1 OUT R 2 Figure 4. Typical 15 V StepUp Application Circuit