LTM4631 absoluTe MaxiMuM raTings(Note 1) VIN ..–0.3V to 16V DIFFP, DIFFN ... –0.3V to INTVCC VSW1, VSW2 ..–1V to 16V COMP1, COMP2, VFB1, VFB2 (Note 6) .. –0.3V to 2.7V PGOOD1, PGOOD2, RUN1, RUN2, INTVCC Peak Output Current ..100mA INTVCC, EXTVCC .. –0.3V to 6V Internal Operating Temperature Range MODE_PLLIN, fSET, TRACK1, TRACK2, (Note 2) ... –40°C to 125°C DIFFOUT, PHASMD ... –0.3V to INTVCC Storage Temperature Range .. –55°C to 125°C VOUT1, VOUT2, VOUTS1, VOUTS2 (Note 6) .. –0.3V to 6V Peak Package Body Temperature .. 245°C pin conFiguraTion TOP VIEW TOP VIEW TEMP EXTVCC TEMP EXTVCC M M L L K K J J CLKOUT H INTVCC CLKOUT H INTVCC SW1 SW2 SW1 SW2 G PGOOD1 G PGOOD1 PHASMD RUN1 SGND PGOOD2 PHASMD RUN1 SGND PGOOD2 F RUN2 RUN2 MODE_PLLIN F MODE_PLLIN GND COMP1 COMP2 DIFFOUT GND COMP1 COMP2 DIFFOUT E DIFFP DIFFP DIFFN E TRACK1 DIFFN SGND V TRACK1 FB2 TRACK2 V V GND SGND FB2 TRACK2 GND FB1 V D FB1 D f V SET SGND OUTS2 f V SET SGND OUTS2 C C VOUTS1 VOUTS1 B B V V OUT1 GND OUT2 V V OUT1 GND OUT2 A A 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 LGA PACKAGE BGA PACKAGE 144-LEAD (16mm × 16mm × 1.91mm) 144-LEAD (16mm × 16mm × 2.51mm) TJMAX = 125°C, θJA = 7°C/W, θJCbottom = 1.5°C/W, θJCtop = 3.7°C/W, θJB + θJBA ≅ 7°C/W TJMAX = 125°C, θJA = 7°C/W, θJCbottom = 1.5°C/W, θJCtop = 3.7°C/W, θJB + θJBA ≅ 7°C/W θ VALUES DEFINED PER JESD 51-12 θ VALUES DEFINED PER JESD 51-12 WEIGHT = 1.35g WEIGHT = 1.54g 4631fb 2 For more information www.linear.com/LTM4631 Document Outline Description Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Operation Applications Information Package Description Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Simplified Block Diagram Decoupling Requirements Operation Applications Information typical Applications Package Description Revision History Package PHoto Design Resources Related Parts
