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LTC3633 数据表(PDF) 2 Page - Linear Technology |
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LTC3633 数据表(HTML) 2 Page - Linear Technology |
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2 / 28 page  LTC3633 2 3633f PIN CONFIGURATION ABSOLUTE MAXIMUM RATINGS VIN1, VIN2 ................................................... –0.3V to 16V VIN1, VIN2 Transient ...................................................18V PGOOD1, PGOOD2, VON1, VON2 ................. –0.3V to 16V BOOST1, BOOST2................................... –0.3V to 19.6V BOOST1-SW1, BOOST2-SW2 ................... –0.3V to 3.6V V2P5, INTVCC, TRACKSS1, TRACKSS2...... –0.3V to 3.6V ITH1, ITH2, REXT, MODE/SYNC.... –0.3V to INTVCC + 0.3V (Note 1) ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE LTC3633EUFD#PBF LTC3633EUFD#TRPBF 3633 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LTC3633IUFD#PBF LTC3633IUFD#TRPBF 3633 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LTC3633EFE#PBF LTC3633EFE#TRPBF LTC3633FE 28-Lead Plastic TSSOP –40°C to 125°C LTC3633IFE#PBF LTC3633IFE#TRPBF LTC3633FE 28-Lead Plastic TSSOP –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. Consult LTC Marketing for information on non-standard lead based finish parts. 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/ VFB1, VFB2, PHMODE................... –0.3V to INTVCC + 0.3V RUN1, RUN2.................................... –0.3V to VIN + 0.3V SW1, SW2 ....................................... –0.3V to VIN + 0.3V SW Source and Sink Current (DC) (Note 2) ................3A Operating Junction Temperature Range (Note 3).................................................. –40°C to 125°C Storage Temperature Range................... –65°C to 125°C 9 10 TOP VIEW UFD PACKAGE 28-LEAD (4mm × 5mm) PLASTIC QFN 11 12 13 28 27 26 25 24 14 23 6 5 4 3 2 1 PGOOD1 PHMODE RUN1 MODE/SYNC RT RUN2 SGND PGOOD2 VIN1 VIN1 BOOST1 INTVCC V2P5 BOOST2 VIN2 VIN2 7 17 18 19 20 21 22 16 8 15 29 PGND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 TOP VIEW FE PACKAGE 28-LEAD PLASTIC TSSOP 28 27 26 25 24 23 22 21 20 19 18 17 16 15 ITH1 TRACKSS1 VFB1 PGOOD1 PHMODE RUN1 MODE/SYNC RT RUN2 SGND PGOOD2 VFB2 TRACKSS2 ITH2 VON1 SW1 SW1 VIN1 VIN1 BOOST1 INTVCC V2P5 BOOST2 VIN2 VIN2 SW2 SW2 VON2 29 PGND TJMAX = 125°C, θJA = 43°C/W EXPOSED PAD (PIN 29) IS PGND, MUST BE SOLDERED TO PCB TJMAX = 125°C, θJA = 25°C/W EXPOSED PAD (PIN 29) IS PGND, MUST BE SOLDERED TO PCB |
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