LTM4649 BLOCK DIAGRAM INTV V CC OUT_LCL VOUT V 1M 10k IN PGOOD > 1.4V = ON R1 < 1.1V = OFF MAX = 6V RUN VIN VIN 4.5V TO 16V + 1µF R2 CLKOUT CIN COMP 10k SW M1 INTERNAL COMP 0.35µH V V OUT OUT GND POWER 1.5V CONTROL 10A + VFB M2 COUT FREQ 6.65k GND RfSET 115k INTERNAL LOOP FILTER PHMODE TRACK/SS INTVCC C + – DIFFN SS CLKIN DIFF MODE – AMP + DIFFP 250k DIFFOUT INTVCC 1µF TEMP 4649 F01 Figure 1. Simplified LTM4649 Block Diagram 4649fc For more information www.linear.com/LTM4649 9 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Package Photo Revision History Typical Application Design Resources Related Parts
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