Datasheet LTC3774 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | Dual, Multiphase Current Mode Synchronous Controller for Sub-Milliohm DCR Sensing |
| 页数 / 页 | 38 / 2 — ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Note 1). ORDER INFORMATION … |
| 文件格式/大小 | PDF / 426 Kb |
| 文件语言 | 英语 |
ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Note 1). ORDER INFORMATION http://www.linear.com/product/LTC3774#orderinfo
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LTC3774
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Note 1)
V TOP VIEW IN Voltage ... –0.3V to 40V HIZB Voltage .. –0.3V to 40V RUN, PGOOD, INTVCC Voltage ... –0.3V to 6V V CC SNSA1+, SNSA2+, SNSD1+, ILIM2 V IN INT CLKOUT MODE/PLLIN FREQ PHSMD ILIM1 SNSD2+, SNS1–, SNS2– ..–0.3V to INTV 36 35 34 33 32 31 30 29 CC INTV ITEMP2 1 28 ITEMP1 CC Peak Output Current ..20mA ITH2 2 27 ITH1 All Other Pin Voltages ...–0.3V to INTVCC V – – OSNS2 3 26 VOSNS1 Operating Junction Temperature Range V + + OSNS2 4 25 VOSNS1 (Note 2) .. –40°C to 125°C TK/SS2 5 24 TK/SS1 37 Storage Temperature Range .. –65°C to 150°C HIZB2 6 GND 23 HIZB1 PWMEN2 7 22 PWMEN1 PWM2 8 21 PWM1 RUN2 9 20 RUN1 GND 10 19 GND 11 12 13 14 15 16 17 18 + – + + – + SNSD2 SNS2 SNSA2 SNS1 PGOOD2 PGOOD1 SNSA1 SNSD1 UHE PACKAGE 36-LEAD (5mm × 6mm) PLASTIC QFN TJMAX = 125°C, θJA = 43°C/W EXPOSED PAD (PIN 37) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION http://www.linear.com/product/LTC3774#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3774EUHE#PBF LTC3774EUHE#TRPBF 3774 36-Lead (5mm × 6mm) Plastic QFN –40°C to 125°C LTC3774IUHE#PBF LTC3774IUHE#TRPBF 3774 36-Lead (5mm × 6mm) Plastic QFN –40°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/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. 3774fc 2 For more information www.linear.com/LTC3774 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Note 1)
V TOP VIEW IN Voltage ... –0.3V to 40V HIZB Voltage .. –0.3V to 40V RUN, PGOOD, INTVCC Voltage ... –0.3V to 6V V CC SNSA1+, SNSA2+, SNSD1+, ILIM2 V IN INT CLKOUT MODE/PLLIN FREQ PHSMD ILIM1 SNSD2+, SNS1–, SNS2– ..–0.3V to INTV 36 35 34 33 32 31 30 29 CC INTV ITEMP2 1 28 ITEMP1 CC Peak Output Current ..20mA ITH2 2 27 ITH1 All Other Pin Voltages ...–0.3V to INTVCC V – – OSNS2 3 26 VOSNS1 Operating Junction Temperature Range V + + OSNS2 4 25 VOSNS1 (Note 2) .. –40°C to 125°C TK/SS2 5 24 TK/SS1 37 Storage Temperature Range .. –65°C to 150°C HIZB2 6 GND 23 HIZB1 PWMEN2 7 22 PWMEN1 PWM2 8 21 PWM1 RUN2 9 20 RUN1 GND 10 19 GND 11 12 13 14 15 16 17 18 + – + + – + SNSD2 SNS2 SNSA2 SNS1 PGOOD2 PGOOD1 SNSA1 SNSD1 UHE PACKAGE 36-LEAD (5mm × 6mm) PLASTIC QFN TJMAX = 125°C, θJA = 43°C/W EXPOSED PAD (PIN 37) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION http://www.linear.com/product/LTC3774#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3774EUHE#PBF LTC3774EUHE#TRPBF 3774 36-Lead (5mm × 6mm) Plastic QFN –40°C to 125°C LTC3774IUHE#PBF LTC3774IUHE#TRPBF 3774 36-Lead (5mm × 6mm) Plastic QFN –40°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/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. 3774fc 2 For more information www.linear.com/LTC3774 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts