Datasheet XL4016 (XLSemi) - 7

Datasheet 12A 180KHz 40V Buck DC to DC Converter XL4016 Typical System Application (VOUT=12V/9A) L1 47uH/12A VOUT=1.25*(1+R2/R1) IOUT=0~9A VIN 5 3 SW XL4016 R2 CFF CC D1 13K 33nF 105 MBR1545 C2 COUT 105 1000uF/25V VIN VOUT VC 4 2 FB CIN C1 1 470uF/50V 105 GND R1 1.5K Figure7. XL4016 System Parameters Test Circuit (VIN=14V~36V, VOUT=12V/9A) Efficiency VS Load current 100 95 90 85 80 75 Vin=15V,Vout=12V Vin=24V,Vout=12V 70 Vin=36V,Vout=12V fficiency(%) E 65 60 55 50 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 Load current(A) Figure8. XL4016 System Efficiency Curve Rev 1.6 www.xlsemi.com 7