Datasheet LT3470 (Analog Devices) - 2

LT3470
ABSOLUTE MAXIMUM RATINGS (Note 1)
VIN, SHDN Voltage ... 40V Operating Temperature Range (Note 2) BOOST Pin Voltage .. 47V LT3470E ...–40°C to 85°C BOOST Pin Above SW Pin .. 25V LT3470I ... –40°C to 125°C FB Voltage .. 5V LT3470H .. –40°C to 150°C BIAS Voltage ...25V Storage Temperature Range .. –65°C to 150°C SW Voltage ..VIN Lead Temperature (Soldering, 10 sec) ..300°C Maximum Junction Temperature LT3470E, LT3470I ... 125°C LT3470H ... 150°C
PIN CONFIGURATION
TOP VIEW TOP VIEW FB 1 8 SHDN SHDN 1 8 FB BIAS 2 7 NC 9 NC 2 7 BIAS BOOST 3 6 VIN VIN 3 6 BOOST SW 4 5 GND GND 4 5 SW TS8 PACKAGE DDB8 PACKAGE 8-LEAD PLASTIC TSOT-23 8-LEAD (3mm × 2mm) PLASTIC DFN θJA = 140°C/W θJA = 180°C/W EXPOSED PAD (PIN 9) IS GROUND (MUST BE SOLDERED TO PCB)
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3470EDDB#TRMPBF LT3470EDDB#TRPBF LBPN 8-Lead (3mm × 2mm) Plastic DFN –40°C to 85°C LT3470IDDB#TRMPBF LT3470IDDB#TRPBF LBPP 8-Lead (3mm × 2mm) Plastic DFN –40°C to 125°C LT3470HDDB#TRMPBF LT3470HDDB#TRPBF LCNR 8-Lead (3mm × 2mm) Plastic DFN –40°C to 150°C LT3470ETS8#PBF LT3470ETS8#TRPBF LTBDM 8-Lead Plastic TSOT-23 –40°C to 85°C LT3470ITS8#PBF LT3470ITS8#TRPBF LTBPW 8-Lead Plastic TSOT-23 –40°C to 125°C LT3470HTS8#PBF LT3470HTS8#TRPBF LTCNQ 8-Lead Plastic TSOT-23 –40°C to 150°C
LEAD BASED FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3470EDDB LT3470EDDB#TR LBPN 8-Lead (3mm × 2mm) Plastic DFN –40°C to 85°C LT3470IDDB LT3470IDDB#TR LBPP 8-Lead (3mm × 2mm) Plastic DFN –40°C to 125°C LT3470HDDB LT3470HDDB#TR LCNR 8-Lead (3mm × 2mm) Plastic DFN –40°C to 150°C LT3470ETS8 LT3470ETS8#TR LTBDM 8-Lead Plastic TSOT-23 –40°C to 85°C LT3470ITS8 LT3470ITS8#TR LTBPW 8-Lead Plastic TSOT-23 –40°C to 125°C LT3470HTS8 LT3470HTS8#TR LTCNQ 8-Lead Plastic TSOT-23 –40°C to 150°C Rev. E 2 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Related Parts