Datasheet LT3481 (Analog Devices) - 2
| Manufacturer | Analog Devices |
| Description | 36V, 2A, 2.8MHz Step-Down Switching Regulator with 50µA Quiescent Current |
| Pages / Page | 24 / 2 — (Note 1). ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. ORDER INFORMATION. … |
| File Format / Size | PDF / 315 Kb |
| Document Language | English |
(Note 1). ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. ORDER INFORMATION. LEAD FREE FINISH. TAPE AND REEL. PART MARKING*
Model Line for this Datasheet
Text Version of Document
LT3481
(Note 1) ABSOLUTE MAXIMUM RATINGS
VIN, RUN/SS Voltage ...36V Operating Temperature Range (Note 2) BOOST Pin Voltage ...56V LT3481E ... –40°C to 85°C BOOST Pin Above SW Pin ...30V LT3481I.. –40°C to 125°C FB, RT, VC Voltage ...5V LT3481H .. –40°C to 150°C BIAS, PG, BD Voltage ..30V Storage Temperature Range ... –65°C to 150°C Maximum Junction Temperature... 125°C Lead Temperature (Soldering, 10 sec) LT3481E, LT3481I ... 125°C MSE Only .. 300°C LT3481H ... 150°C
PIN CONFIGURATION
TOP VIEW TOP VIEW BD 1 10 RT BD 1 10 RT BOOST 2 9 VC BOOST 2 9 VC SW 3 11 8 FB SW 3 11 8 FB V 4 7 BIAS V 4 7 BIAS IN IN RUN/SS 5 6 PG RUN/SS 5 6 PG MSE PACKAGE 10-LEAD PLASTIC MSOP DD PACKAGE 10-LEAD (3mm s 3mm) PLASTIC DFN EXPOSED PAD (PIN 11) IS GND MUST BE CONNECTED TO GND EXPOSED PAD (PIN 11) IS GND MUST BE CONNECTED TO GND θJA = 40°C/W θJA = 43°C/W
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3481EDD#PBF LT3481EDD#TRPBF LBVS 10-Lead (3mm × 3mm) Plastic DFN –40°C to 85°C LT3481IDD#PBF LT3481IDD#TRPBF LBVV 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C LT3481HDD#PBF LT3481HDD#TRPBF LBVS 10-Lead (3mm × 3mm) Plastic DFN –40°C to 150°C LT3481EMSE#PBF LT3481EMSE#TRPBF LTBVT 10-Lead Plastic MSOP –40°C to 85°C LT3481IMSE#PBF LT3481IMSE#TRPBF LTBVW 10-Lead Plastic MSOP –40°C to 125°C LT3481HMSE#PBF LT3481HMSE#TRPBF LTBVT 10-Lead Plastic MSOP –40°C to 150°C
LEAD BASED FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3481EDD LT3481EDD#TR LBVS 10-Lead (3mm × 3mm) Plastic DFN –40°C to 85°C LT3481IDD LT3481IDD#TR LBVV 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C LT3481HDD LT3481HDD#TR LBVS 10-Lead (3mm × 3mm) Plastic DFN –40°C to 150°C LT3481EMSE LT3481EMSE#TR LTBVT 10-Lead Plastic MSOP –40°C to 85°C LT3481IMSE LT3481IMSE#TR LTBVW 10-Lead Plastic MSOP –40°C to 125°C LT3481HMSE LT3481HMSE#TR LTBVT 10-Lead Plastic MSOP –40°C to 150°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. 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/ 3481fc 2
(Note 1) ABSOLUTE MAXIMUM RATINGS
VIN, RUN/SS Voltage ...36V Operating Temperature Range (Note 2) BOOST Pin Voltage ...56V LT3481E ... –40°C to 85°C BOOST Pin Above SW Pin ...30V LT3481I.. –40°C to 125°C FB, RT, VC Voltage ...5V LT3481H .. –40°C to 150°C BIAS, PG, BD Voltage ..30V Storage Temperature Range ... –65°C to 150°C Maximum Junction Temperature... 125°C Lead Temperature (Soldering, 10 sec) LT3481E, LT3481I ... 125°C MSE Only .. 300°C LT3481H ... 150°C
PIN CONFIGURATION
TOP VIEW TOP VIEW BD 1 10 RT BD 1 10 RT BOOST 2 9 VC BOOST 2 9 VC SW 3 11 8 FB SW 3 11 8 FB V 4 7 BIAS V 4 7 BIAS IN IN RUN/SS 5 6 PG RUN/SS 5 6 PG MSE PACKAGE 10-LEAD PLASTIC MSOP DD PACKAGE 10-LEAD (3mm s 3mm) PLASTIC DFN EXPOSED PAD (PIN 11) IS GND MUST BE CONNECTED TO GND EXPOSED PAD (PIN 11) IS GND MUST BE CONNECTED TO GND θJA = 40°C/W θJA = 43°C/W
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3481EDD#PBF LT3481EDD#TRPBF LBVS 10-Lead (3mm × 3mm) Plastic DFN –40°C to 85°C LT3481IDD#PBF LT3481IDD#TRPBF LBVV 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C LT3481HDD#PBF LT3481HDD#TRPBF LBVS 10-Lead (3mm × 3mm) Plastic DFN –40°C to 150°C LT3481EMSE#PBF LT3481EMSE#TRPBF LTBVT 10-Lead Plastic MSOP –40°C to 85°C LT3481IMSE#PBF LT3481IMSE#TRPBF LTBVW 10-Lead Plastic MSOP –40°C to 125°C LT3481HMSE#PBF LT3481HMSE#TRPBF LTBVT 10-Lead Plastic MSOP –40°C to 150°C
LEAD BASED FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3481EDD LT3481EDD#TR LBVS 10-Lead (3mm × 3mm) Plastic DFN –40°C to 85°C LT3481IDD LT3481IDD#TR LBVV 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C LT3481HDD LT3481HDD#TR LBVS 10-Lead (3mm × 3mm) Plastic DFN –40°C to 150°C LT3481EMSE LT3481EMSE#TR LTBVT 10-Lead Plastic MSOP –40°C to 85°C LT3481IMSE LT3481IMSE#TR LTBVW 10-Lead Plastic MSOP –40°C to 125°C LT3481HMSE LT3481HMSE#TR LTBVT 10-Lead Plastic MSOP –40°C to 150°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. 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/ 3481fc 2
