LTM4603/LTM4603-1 absolute MaxiMuM ratingspin conFiguration(Note 1) INTVCC, DRVCC, VOUT_LCL, VOUT (VOUT ≤ 3.3V TOP VIEW with Remote Sense Amp)... –0.3V to 6V PLLIN, TRACK/SS, MPGM, MARG0, MARG1, V CC INT PLLIN TRACK/SS RUN COMP MPGM PGOOD, fSET ..–0.3V to INTVCC + 0.3V RUN ... –0.3V to 5V VIN fSET V MARG0 FB, COMP .. –0.3V to 2.7V MARG1 VIN ... –0.3V to 20V DRVCC V + – VFB OSNS , VOSNS ..–0.3V to INTVCC + 0.3V PGND PGOOD Operating Temperature Range (Note 2)..–40°C to 85°C SGND Junction Temperature ... 125°C V + OSNS /NC2* Storage Temperature Range .. –55°C to 125°C DIFFVOUT/NC3* VOUT VOUT_LCL V – OSNS /NC1* LGA PACKAGE 118-LEAD (15mm × 15mm × 2.82mm) TJMAX = 125°C, θJA = 15°C/W, θJC = 6°C/W θJA DERIVED FROM 95mm × 76mm PCB WITH 4 LAYERS, WEIGHT = 1.7g *LTM4603-1 ONLY orDer inForMationLEAD FREE FINISHTRAYPART MARKING*PACKAGE DESCRIPTIONTEMPERATURE RANGE † LTM4603EV#PBF LTM4603EV#PBF LTM4603V 118-Lead (15mm × 15mm × 2.82mm) LGA –40°C to 85°C LTM4603IV#PBF LTM4603IV#PBF LTM4603V 118-Lead (15mm × 15mm × 2.82mm) LGA –40°C to 85°C LTM4603EV-1#PBF LTM4603EV-1#PBF LTM4603V-1 118-Lead (15mm × 15mm × 2.82mm) LGA –40°C to 85°C LTM4603IV-1#PBF LTM4603IV-1#PBF LTM4603V-1 118-Lead (15mm × 15mm × 2.82mm) LGA –40°C to 85°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. †See Note 2. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ This product is only offered in trays. For more information go to: http://www.linear.com/packaging/ electrical characteristics The l denotes the specifications which apply over the –40°C to 85°Coperating temperature range (Note 2), otherwise specifications are at TA = 25°C, VIN = 12V, per typical application (front page)configuration. SYMBOLPARAMETERCONDITIONSMINTYPMAXUNITS VIN(DC) Input DC Voltage l 4.5 20 V VOUT(DC) Output Voltage CIN = 10µF ×2, COUT = 2× 100µF X5R Ceramic VIN = 5V, VOUT = 1.5V, IOUT = 0A l 1.478 1.5 1.522 V VIN = 12V, VOUT = 1.5V, IOUT = 0A l 1.478 1.5 1.522 V Input Specifications VIN(UVLO) Undervoltage Lockout Threshold IOUT = 0A 3.2 4 V IINRUSH(VIN) Input Inrush Current at Start-Up IOUT = 0A. VOUT = 1.5V VIN = 5V 0.6 A VIN = 12V 0.7 A 4603fb 2 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Simplified Block Diagram Decoupling Requirements Operation Applications Information Typical Application Package Description Revision History Typical Application Package Photograph Related Parts