Datasheet LTC7851, LTC7851-1 (Analog Devices) - 2
| Manufacturer | Analog Devices |
| Description | Quad Output, Multiphase Step-Down Voltage Mode DC/DC Controller with Accurate Current Sharing |
| Pages / Page | 38 / 2 — ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Note 1). ORDER INFORMATION … |
| Revision | A |
| File Format / Size | PDF / 4.2 Mb |
| Document Language | English |
ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Note 1). ORDER INFORMATION LEAD FREE FINISH. TAPE AND REEL. PART MARKING
Model Line for this Datasheet
Text Version of Document
LTC7851/LTC7851-1
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Note 1)
VCC Voltage .. –0.3V to 6.5V TOP VIEW VINSNS Voltage .. –0.3V to 30V RUN1, RUN2, RUN3, FB1 TRACK/SS1 FREQ CLKIN CLKOUT RUN1 PWM1 RUN2 PWM2 PGOOD1 RUN4 Voltage ..–0.3V to (VCC+0.3V) 58 57 56 55 54 53 52 51 50 49 ISNS1P, ISNS1N, COMP1 1 48 ILIM1 ISNS2P, ISNS2N ... –0.3V to (V VSNSP1 2 47 IAVG1 CC + 0.1V) VSNSN1 ISNS1P ISNS3P, ISNS3N, 3 46 VSNSOUT1 4 45 ISNS1N ISNS4P, ISNS4N ... –0.3V to (VCC + 0.1V) SGND 5 44 ISNS2N All Other Pin Voltages ...–0.3V to (VCC + 0.3V) VSNSOUT2 6 43 ISNS2P Operating Junction Temperature Range ... –40° to 125°C VSNSN2 7 42 IAVG2 Storage Temperature Range .. –65°C to 150°C VSNSP2 8 41 ILIM2 COMP2 9 40 TRACK/SS2 59 FB2 10 SGND 39 VINSNS VCC 11 38 PGOOD2 FB3 12 37 TRACK/SS3 COMP3 13 36 ILIM3 VSNSP3 14 35 IAVG3 VSNSN3 15 34 ISNS3P VSNSOUT3 16 33 ISNS3N VSNSOUT4 17 32 ISNS4N VSNSN4 18 31 ISNS4P VSNSP4 19 30 IAVG4 20 21 22 23 24 25 26 27 28 29 FB4 RUN4 I LIM4 COMP4 PWM4 PWM3 RUN3 PGOOD4 PGOOD3 TRACK/SS4 UHH PACKAGE 58-LEAD (5mm × 9mm) PLASTIC QFN LEAD PITCH 0.4mm θJA = 49°C/W, θJC = 15.5°C/W EXPOSED PAD (PIN 59) IS SGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC7851EUHH#PBF LTC7851EUHH#TRPBF 7851 58-LEAD (5mm × 9mm) Plastic QFN –40°C to 125°C LTC7851IUHH#PBF LTC7851IUHH#TRPBF 7851 58-LEAD (5mm × 9mm) Plastic QFN –40°C to 125°C LTC7851EUHH-1#PBF LTC7851EUHH-1#TRPBF 78511 58-LEAD (5mm × 9mm) Plastic QFN –40°C to 125°C LTC7851IUHH-1#PBF LTC7851IUHH-1#TRPBF 78511 58-LEAD (5mm × 9mm) Plastic QFN –40°C to 125°C Consult ADI Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. Rev A 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 Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Note 1)
VCC Voltage .. –0.3V to 6.5V TOP VIEW VINSNS Voltage .. –0.3V to 30V RUN1, RUN2, RUN3, FB1 TRACK/SS1 FREQ CLKIN CLKOUT RUN1 PWM1 RUN2 PWM2 PGOOD1 RUN4 Voltage ..–0.3V to (VCC+0.3V) 58 57 56 55 54 53 52 51 50 49 ISNS1P, ISNS1N, COMP1 1 48 ILIM1 ISNS2P, ISNS2N ... –0.3V to (V VSNSP1 2 47 IAVG1 CC + 0.1V) VSNSN1 ISNS1P ISNS3P, ISNS3N, 3 46 VSNSOUT1 4 45 ISNS1N ISNS4P, ISNS4N ... –0.3V to (VCC + 0.1V) SGND 5 44 ISNS2N All Other Pin Voltages ...–0.3V to (VCC + 0.3V) VSNSOUT2 6 43 ISNS2P Operating Junction Temperature Range ... –40° to 125°C VSNSN2 7 42 IAVG2 Storage Temperature Range .. –65°C to 150°C VSNSP2 8 41 ILIM2 COMP2 9 40 TRACK/SS2 59 FB2 10 SGND 39 VINSNS VCC 11 38 PGOOD2 FB3 12 37 TRACK/SS3 COMP3 13 36 ILIM3 VSNSP3 14 35 IAVG3 VSNSN3 15 34 ISNS3P VSNSOUT3 16 33 ISNS3N VSNSOUT4 17 32 ISNS4N VSNSN4 18 31 ISNS4P VSNSP4 19 30 IAVG4 20 21 22 23 24 25 26 27 28 29 FB4 RUN4 I LIM4 COMP4 PWM4 PWM3 RUN3 PGOOD4 PGOOD3 TRACK/SS4 UHH PACKAGE 58-LEAD (5mm × 9mm) PLASTIC QFN LEAD PITCH 0.4mm θJA = 49°C/W, θJC = 15.5°C/W EXPOSED PAD (PIN 59) IS SGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC7851EUHH#PBF LTC7851EUHH#TRPBF 7851 58-LEAD (5mm × 9mm) Plastic QFN –40°C to 125°C LTC7851IUHH#PBF LTC7851IUHH#TRPBF 7851 58-LEAD (5mm × 9mm) Plastic QFN –40°C to 125°C LTC7851EUHH-1#PBF LTC7851EUHH-1#TRPBF 78511 58-LEAD (5mm × 9mm) Plastic QFN –40°C to 125°C LTC7851IUHH-1#PBF LTC7851IUHH-1#TRPBF 78511 58-LEAD (5mm × 9mm) Plastic QFN –40°C to 125°C Consult ADI Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. Rev A 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 Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
