Datasheet LTC3612 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | 3A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter |
| 页数 / 页 | 30 / 2 — absoluTe MaxiMuM raTings (Note 1). pin conFiguraTion. orDer inForMaTion … |
| 文件格式/大小 | PDF / 416 Kb |
| 文件语言 | 英语 |
absoluTe MaxiMuM raTings (Note 1). pin conFiguraTion. orDer inForMaTion LEAD FREE FINISH. TAPE AND REEL. PART MARKING*
该数据表的模型线
文件文字版本
LTC3612
absoluTe MaxiMuM raTings (Note 1)
PVIN, SVIN, PVIN_DRV Voltages ... –0.3V to 6V Operating Junction Temperature Range SW Voltage ..–0.3V to (PVIN + 0.3V) (Notes 2, 11) .. –55°C to 150°C ITH, RT/SYNC Voltages ... –0.3V to (SVIN + 0.3V) Storage Temperature .. –65°C to 150°C DDR, TRACK/SS Voltages ... –0.3V to (SVIN + 0.3V) Reflow Peak Body Temperature (QFN) .. 260°C MODE, RUN, VFB Voltages .. –0.3V to (SVIN + 0.3V) Lead Temperature (Soldering, 10 sec) PGOOD Voltage .. –0.3V to 6V TSSOP .. 300°C
pin conFiguraTion
TOP VIEW TOP VIEW SVIN 1 20 PVIN_DRV TRACK/SS ITH V FB MODE RUN 2 19 SW 20 19 18 17 PGOOD 3 18 NC DDR 1 16 PGOOD MODE 4 17 SW RT/SYNC 2 15 RUN VFB 5 16 PVIN SGND 3 14 SV 21 IN 21 ITH 6 15 PVIN NC 4 13 PVIN_DRV TRACK/SS 7 14 SW SW 5 12 SW DDR 8 13 NC SW 6 11 SW RT/SYNC 9 12 SW 7 8 9 10 SGND 10 11 NC NC IN IN NC PV PV UDC PACKAGE FE PACKAGE 20-LEAD (3mm × 4mm) PLASTIC QFN 20-LEAD PLASTIC TSSOP T TJMAX = 150°C, θJA = 38°C/W JMAX = 150°C, θJA = 43°C/W EXPOSED PAD (PIN 21) IS PGND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 21) IS PGND, MUST BE SOLDERED TO PCB
orDer inForMaTion LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3612EUDC#PBF LTC3612EUDC#TRPBF LDQT 20-Lead (3mm × 4mm) Plastic QFN –40°C to 125°C LTC3612IUDC#PBF LTC3612IUDC#TRPBF LDQT 20-Lead (3mm × 4mm) Plastic QFN –40°C to 125°C LTC3612HUDC#PBF LTC3612HUDC#TRPBF LDQT 20-Lead (3mm × 4mm) Plastic QFN –40°C to 150°C LTC3612MPUDC#PBF LTC3612MPUDC#TRPBF LDQT 20-Lead (3mm × 4mm) Plastic QFN –55°C to 150°C LTC3612EFE#PBF LTC3612EFE#TRPBF LTC3612FE 20-Lead Plastic TSSOP –40°C to 125°C LTC3612IFE#PBF LTC3612IFE#TRPBF LTC3612FE 20-Lead Plastic TSSOP –40°C to 125°C LTC3612HFE#PBF LTC3612HFE#TRPBF LTC3612FE 20-Lead Plastic TSSOP –40°C to 150°C LTC3612MPFE#PBF LTC3612MPFE#TRPBF LTC3612FE 20-Lead Plastic TSSOP –55°C to 150°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/ 3612fc 2 For more information www.linear.com/LTC3612 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 Package Description Typical Application Related Parts
absoluTe MaxiMuM raTings (Note 1)
PVIN, SVIN, PVIN_DRV Voltages ... –0.3V to 6V Operating Junction Temperature Range SW Voltage ..–0.3V to (PVIN + 0.3V) (Notes 2, 11) .. –55°C to 150°C ITH, RT/SYNC Voltages ... –0.3V to (SVIN + 0.3V) Storage Temperature .. –65°C to 150°C DDR, TRACK/SS Voltages ... –0.3V to (SVIN + 0.3V) Reflow Peak Body Temperature (QFN) .. 260°C MODE, RUN, VFB Voltages .. –0.3V to (SVIN + 0.3V) Lead Temperature (Soldering, 10 sec) PGOOD Voltage .. –0.3V to 6V TSSOP .. 300°C
pin conFiguraTion
TOP VIEW TOP VIEW SVIN 1 20 PVIN_DRV TRACK/SS ITH V FB MODE RUN 2 19 SW 20 19 18 17 PGOOD 3 18 NC DDR 1 16 PGOOD MODE 4 17 SW RT/SYNC 2 15 RUN VFB 5 16 PVIN SGND 3 14 SV 21 IN 21 ITH 6 15 PVIN NC 4 13 PVIN_DRV TRACK/SS 7 14 SW SW 5 12 SW DDR 8 13 NC SW 6 11 SW RT/SYNC 9 12 SW 7 8 9 10 SGND 10 11 NC NC IN IN NC PV PV UDC PACKAGE FE PACKAGE 20-LEAD (3mm × 4mm) PLASTIC QFN 20-LEAD PLASTIC TSSOP T TJMAX = 150°C, θJA = 38°C/W JMAX = 150°C, θJA = 43°C/W EXPOSED PAD (PIN 21) IS PGND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 21) IS PGND, MUST BE SOLDERED TO PCB
orDer inForMaTion LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3612EUDC#PBF LTC3612EUDC#TRPBF LDQT 20-Lead (3mm × 4mm) Plastic QFN –40°C to 125°C LTC3612IUDC#PBF LTC3612IUDC#TRPBF LDQT 20-Lead (3mm × 4mm) Plastic QFN –40°C to 125°C LTC3612HUDC#PBF LTC3612HUDC#TRPBF LDQT 20-Lead (3mm × 4mm) Plastic QFN –40°C to 150°C LTC3612MPUDC#PBF LTC3612MPUDC#TRPBF LDQT 20-Lead (3mm × 4mm) Plastic QFN –55°C to 150°C LTC3612EFE#PBF LTC3612EFE#TRPBF LTC3612FE 20-Lead Plastic TSSOP –40°C to 125°C LTC3612IFE#PBF LTC3612IFE#TRPBF LTC3612FE 20-Lead Plastic TSSOP –40°C to 125°C LTC3612HFE#PBF LTC3612HFE#TRPBF LTC3612FE 20-Lead Plastic TSSOP –40°C to 150°C LTC3612MPFE#PBF LTC3612MPFE#TRPBF LTC3612FE 20-Lead Plastic TSSOP –55°C to 150°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/ 3612fc 2 For more information www.linear.com/LTC3612 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 Package Description Typical Application Related Parts