LTM4620A ABSOLUTE MAXIMUM RATINGS (Note 1) VIN (Note 8) ...–0.3V to 18V COMP1, COMP2, VFB1, VFB2 (Note 6) .. –0.3V to 2.7V VSW1, VSW2 ..–1V to 18V INTVCC Peak Output Current ..100mA PGOOD1, PGOOD2, RUN1, RUN2, Internal Operating Temperature Range (Note 2) INTVCC, EXTVCC .. –0.3V to 6V E- and I-Grade ... –40°C to 125°C MODE_PLLIN, fSET, TRACK1, TRACK2, MP-Grade .. –55°C to 125°C DIFFOUT, PHASMD ... –0.3V to INTVCC Storage Temperature Range .. –55°C to 125°C VOUT1, VOUT2, VOUTS1, VOUTS2 ... –0.3V to 6V Peak Package Body Temperature DIFFP, DIFFN ... –0.3V to INTVCC (Mount on Top Side of PCB Only) ... 245°C PIN CONFIGURATION TOP VIEW TOP VIEW TEMP EXTVCC TEMP EXTVCC M M L L VIN VIN 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 VOUT1 V GND OUT2 VOUT1 V 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 (15mm × 15mm × 4.41mm) 144-LEAD (15mm × 15mm × 5.01mm) TJMAX = 125°C, θJA = 7°C/W, θJCbottom = 1.5°C/W, TJMAX = 125°C, θJA = 7°C/W, θJCbottom = 1.5°C/W, θJCtop = 3.7°C/W, θJB + θBA ≅ 7°C/W θJCtop = 3.7°C/W, θJB + θBA ≅ 7°C/W θ VALUES DEFINED PER JESD 51-12 θ VALUES DEFINED PER JESD 51-12 WEIGHT = 3.037g WEIGHT = 3.232g ORDER INFORMATION http://www.linear.com/product/LTM4620A#orderinfoPART MARKING*PACKAGEMSLTEMPERATURE RANGEPART NUMBERPAD OR BALL FINISHDEVICEFINISH CODETYPERATING(Note 2) LTM4620AEV#PBF Au (RoHS) LTM4620AV e4 LGA 3 –40°C to 125°C LTM4620AIV#PBF Au (RoHS) LTM4620AV e4 LGA 3 –40°C to 125°C LTM4620AEY#PBF SAC305 (RoHS) LTM4620AY e1 BGA 3 –40°C to 125°C LTM4620AIY#PBF SAC305 (RoHS) LTM4620AY e1 BGA 3 –40°C to 125°C LTM4620AIY SnPb (63/37) LTM4620AY e0 BGA 3 –40°C to 125°C LTM4620AMPY#PBF SAC305 (RoHS) LTM4620AY e1 BGA 3 –55°C to 125°C LTM4620AMPY SnPb (63/37) LTM4620AY e0 BGA 3 –55°C to 125°C Consult Marketing for parts specified with wider operating temperature • Recommended LGA and BGA PCB Assembly and Manufacturing ranges. *Device temperature grade is indicated by a label on the shipping Procedures: container. Pad or ball finish code is per IPC/JEDEC J-STD-609. www.linear.com/umodule/pcbassembly • Terminal Finish Part Marking: • LGA and BGA Package and Tray Drawings: www.linear.com/leadfree www.linear.com/packaging 4620afc 2 For more information www.linear.com/LTM4620A Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Typical Performance Characteristics Pin Functions Simplified Block Diagram Decoupling Requirements Operation Applications Information Typical Applications Package Description Package Photo Related Parts Design Resources