Datasheet LTM4644, LTM4644-1 (Analog Devices) - 2

LTM4644/LTM4644-1
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Note 1)
V TOP VIEW IN, SVIN (Per Channel) .. –0.3V to 15V VIN1 TRACK/SS1 VOUT (Per Channel) (Note 3) ..–0.3V to SVIN or 6V 1 2 3 4 5 6 7 RUN (Per Channel) ... –0.3V to 15V VOUT1 GND FB1 A INTV SV CC (Per Channel) ... –0.3V to 3.6V IN1 GND MODE1 PGOOD, MODE, TRACK/SS, B COMP1 RUN1 FB (Per Channel) ...–0.3V to INTV C CLKIN CC V PGOOD2 PGOOD1 INTV OUT2 CC1 TRACK/SS2 CLKOUT (Note 3), CLKIN ...–0.3V to INTV D FB2 CC SV GND IN2 Internal Operating Temperature Range (Note 2, 5) MODE2 E COMP2 VIN2 RUN2 E and I-Grade ... –40°C to 125°C F SGND V PGOOD3 TEMP INTV MP-Grade .. –55°C to 125°C OUT3 CC2 TRACK/SS3 G FB3 SV Storage Temperature Range .. –65°C to 150°C IN3 GND MODE3 H COMP3 Peak Solder Reflow Body Temperature ... 245°C VIN3 INTVCC3 RUN3 J FB4 VOUT4 PGOOD4 CLKOUT TRACK/SS4 K RUN4 GND INTVCC4 L COMP4 VIN4 SVIN4 MODE4 BGA PACKAGE 77-LEAD (9mm × 15mm × 5.01mm) TJMAX = 125°C, θJCtop = 17°C/W, θJCbottom = 2.75°C/W, θJB + θBA = 11°C/W, θJA = 10°C/W θ VALUES PER JESD 51-12 WEIGHT = 1.9g
ORDER INFORMATION PART MARKING* PACKAGE MSL TEMPERATURE RANGE PART NUMBER PAD OR BALL FINISH DEVICE FINISH CODE TYPE RATING (SEE NOTE 2)
LTM4644EY#PBF SAC305 (RoHS) LTM4644Y e1 BGA 3 –40°C to 125°C LTM4644IY#PBF SAC305 (RoHS) LTM4644Y e1 BGA 3 –40°C to 125°C LTM4644MPY#PBF SAC305 (RoHS) LTM4644Y e1 BGA 3 –55°C to 125°C LTM4644IY SnPb (63/37) LTM4644Y e0 BGA 3 –40°C to 125°C LTM4644MPY SnPb (63/37) LTM4644Y e0 BGA 3 –55°C to 125°C LTM4644EY-1#PBF SAC305 (RoHS) LTM4644Y-1 e1 BGA 3 –40°C to 125°C LTM4644IY-1#PBF SAC305 (RoHS) LTM4644Y-1 e1 BGA 3 –40°C to 125°C LTM4644IY-1 SnPb (63/37) LTM4644Y-1 e0 BGA 3 –40°C to 125°C Note: The LTM4644-1 does not include the internal top feedback resistor. • Contact the factory for parts specified with wider operating temperature • Recommended LGA and BGA PCB Assembly and Manufacturing ranges. *Pad or ball finish code is per IPC/JEDEC J-STD-609. Procedures • LGA and BGA Package and Tray Drawings Rev. G 2 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Block Diagram Decoupling Requirements Operation Applications Information Typical Applications Package Description Revision History Package Photo Design Resources Related Parts