Datasheet LTC3775 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | High Frequency Synchronous Step-Down Voltage Mode DC/DC Controller |
| 页数 / 页 | 34 / 2 — ABSOLUTE MAXIMUM RATINGS. (Note 1). PIN CONFIGURATION. ORDER INFORMATION. … |
| 文件格式/大小 | PDF / 553 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
LTC3775
ABSOLUTE MAXIMUM RATINGS (Note 1)
Supply Voltage RUN/SHDN ... –0.3V to 6V VIN ... –0.3V to 40V FB, MODE/SYNC ... –0.3V to INTVCC BOOST ... –0.3V to 46V FREQ, ILIMB, SS ... –0.3V to INTVCC BOOST-SW ... –0.3V to 6V INTVCC RMS Currents... ...50mA SW .. –5V to 40V Operating Junction Temperature Range ILIMT ...–0.3V to VIN (Note 2) .. –40°C to 125°C SENSE ...–5V to VIN Storage Temperature Range ... –65°C to 150°C INTVCC ... –0.3V to 6V
PIN CONFIGURATION
TOP VIEW SHDN TOP VIEW RUN/ MODE/SYNC BOOST TG MODE/SYNC 1 16 BOOST 16 15 14 13 RUN/SHDN 2 15 TG I 1 12 I 3 LIMT 14 SW LIMT SW I 4 LIMB 17 13 VIN I 2 11 LIMB V 17 IN FB 5 PGND 12 SENSE COMP 6 11 INTV FB CC 3 PGND 10 SENSE SS 7 10 BG COMP 4 9 INTV FREQ 8 9 SGND CC 5 6 7 8 MSE PACKAGE 16-LEAD PLASTIC MSOP SS BG T FREQ SGND JMAX = 125°C, θJA = 40°C/W (NOTE 3) EXPOSED PAD (PIN 17) IS PGND, MUST BE SOLDERED TO PCB UD PACKAGE 16-LEAD (3mm s 3mm) PLASTIC QFN TJMAX = 125°C, θJA = 68°C/W, θJC = 4.2°C/W (NOTE 3) EXPOSED PAD (PIN 17) IS PGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3775EUD#PBF LTC3775EUD#TRPBF LDJK 16-Lead (3mm × 3mm) Plastic QFN –40°C to 85°C LTC3775IUD#PBF LTC3775IUD#TRPBF LDJK 16-Lead (3mm × 3mm) Plastic QFN –40°C to 125°C LTC3775EMSE#PBF LTC3775EMSE#TRPBF 3775 16-Lead Plastic MSOP –40°C to 85°C LTC3775IMSE#PBF LTC3775IMSE#TRPBF 3775 16-Lead Plastic MSOP –40°C to 125°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/ 3775fa 2 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS BLOCK DIAGRAM APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS
ABSOLUTE MAXIMUM RATINGS (Note 1)
Supply Voltage RUN/SHDN ... –0.3V to 6V VIN ... –0.3V to 40V FB, MODE/SYNC ... –0.3V to INTVCC BOOST ... –0.3V to 46V FREQ, ILIMB, SS ... –0.3V to INTVCC BOOST-SW ... –0.3V to 6V INTVCC RMS Currents... ...50mA SW .. –5V to 40V Operating Junction Temperature Range ILIMT ...–0.3V to VIN (Note 2) .. –40°C to 125°C SENSE ...–5V to VIN Storage Temperature Range ... –65°C to 150°C INTVCC ... –0.3V to 6V
PIN CONFIGURATION
TOP VIEW SHDN TOP VIEW RUN/ MODE/SYNC BOOST TG MODE/SYNC 1 16 BOOST 16 15 14 13 RUN/SHDN 2 15 TG I 1 12 I 3 LIMT 14 SW LIMT SW I 4 LIMB 17 13 VIN I 2 11 LIMB V 17 IN FB 5 PGND 12 SENSE COMP 6 11 INTV FB CC 3 PGND 10 SENSE SS 7 10 BG COMP 4 9 INTV FREQ 8 9 SGND CC 5 6 7 8 MSE PACKAGE 16-LEAD PLASTIC MSOP SS BG T FREQ SGND JMAX = 125°C, θJA = 40°C/W (NOTE 3) EXPOSED PAD (PIN 17) IS PGND, MUST BE SOLDERED TO PCB UD PACKAGE 16-LEAD (3mm s 3mm) PLASTIC QFN TJMAX = 125°C, θJA = 68°C/W, θJC = 4.2°C/W (NOTE 3) EXPOSED PAD (PIN 17) IS PGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3775EUD#PBF LTC3775EUD#TRPBF LDJK 16-Lead (3mm × 3mm) Plastic QFN –40°C to 85°C LTC3775IUD#PBF LTC3775IUD#TRPBF LDJK 16-Lead (3mm × 3mm) Plastic QFN –40°C to 125°C LTC3775EMSE#PBF LTC3775EMSE#TRPBF 3775 16-Lead Plastic MSOP –40°C to 85°C LTC3775IMSE#PBF LTC3775IMSE#TRPBF 3775 16-Lead Plastic MSOP –40°C to 125°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/ 3775fa 2 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS BLOCK DIAGRAM APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS