LTM4612 ABSOLUTE MAXIMUM RATINGSPIN CONFIGURATION(Note 1) INTV TOP VIEW CC, DRVCC ... –0.3V to 6V VOUT ... –0.3V to 16V V CC PLLIN, FCB, TRACK/SS, MPGM, MARG0, INT PLLIN TRACK/SS RUN COMP MPGM MARG1, PGOOD ..–0.3V to INTV A CC + 0.3V VIN B fSET RUN ...–0.3V to 5V BANK 1 VD C MARG0 SGND V D MARG1 FB, COMP .. –0.3V to 2.7V V E DRVCC IN, VD ... –0.3V to 36V PGND F VFB BANK 2 Internal Operating Temperature Range (Note 2) G PGOOD E and I Grades ... –40°C to 125°C H SGND J NC MP Grade ... –55°C to 125°C VOUT K NC Junction Temperature ... 125°C BANK 3 L NC Storage Temperature Range .. –55°C to 125°C M FCB 1 2 3 4 5 6 7 8 9 10 11 12 LGA PACKAGE 133-LEAD (15mm × 15mm × 2.8mm) TJMAX = 125°C, θJA = 15°C/W, θJC = 6°C/W θJA DERIVED FROM 95mm × 76mm PCB WITH 4 LAYERS WEIGHT = 1.7g ORDER INFORMATION http://www.linear.com/product/LTM4612#orderinfoLEAD FREE FINISHTRAYPART MARKING*PACKAGE DESCRIPTIONTEMPERATURE RANGE LTM4612EV#PBF LTM4612EV#PBF LTM4612V 133-Lead (15mm × 15mm × 2.8mm) LGA –40°C to 125°C LTM4612IV#PBF LTM4612IV#PBF LTM4612V 133-Lead (15mm × 15mm × 2.8mm) LGA –40°C to 125°C LTM4612MPV#PBF LTM4612MPV#PBF LTM4612MPV 133-Lead (15mm × 15mm × 2.8mm) LGA –55°C to 125°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. 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 CHARACTERISTICSThe l denotes the specifications which apply over the specified internaloperating temperature range, otherwise specifications are at TA = 25°C, VIN = 24V, unless otherwise noted (Note 2). Per TypicalApplication (front page) configuration.SYMBOLPARAMETERCONDITIONSMINTYPMAXUNITS VIN(DC) Input DC Voltage l 5 36 V VOUT(DC) Output Voltage CIN = 10µF × 3, COUT = 300µF; FCB = 0 VIN = 24V, VOUT = 12V, IOUT = 0A l 11.83 12.07 12.31 V VIN = 36V, VOUT=12V, IOUT = 0A l 11.83 12.07 12.31 V Input Specifications VIN(UVLO) Undervoltage Lockout Threshold IOUT = 0A 3.2 4.8 V IINRUSH(VIN) Input Inrush Current at Start-Up IOUT = 0A; CIN = 10µF × 2, COUT = 200µF; VOUT = 12V VIN = 24V 0.6 A VIN = 36V 0.7 A 4612fc 2 For more information www.linear.com/LTM4612 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Decoupling Requirements Operation Applications Information Package Description Revision History Package Photograph Related Parts