Datasheet LT3741, LT3741-1 (Analog Devices) - 2

FabricanteAnalog Devices
DescripciónHigh Power, Constant Current, Constant Voltage, Step-Down Controller
Páginas / Página24 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION …
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ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION http://www.linear.com/product/LT3741#orderinfo

ABSOLUTE MAXIMUM RATINGS (Note 1) PIN CONFIGURATION ORDER INFORMATION http://www.linear.com/product/LT3741#orderinfo

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LT3741/LT3741-1
ABSOLUTE MAXIMUM RATINGS (Note 1)
VIN Voltage ..40V RT Voltage ..3V EN/UVLO Voltage ..6V FB Voltage ...3V VREF Voltage ...3V SS Voltage ..6V CTRL1 and CTRL2 Voltage ..3V VCC_INT Voltage ...6V SENSE+ Voltage ..40V SYNC Voltage ..6V SENSE– Voltage ..40V Storage Temperature Range .. –65°C to 150°C VC Voltage ..3V Lead Temperature (Soldering, 10 sec) SW Voltage ...40V TSSOP ..300°C CBOOT ..46V
PIN CONFIGURATION
TOP VIEW TOP VIEW V IN V CC_INT LG CBOOT SW VCC_INT 1 20 LG 20 19 18 17 16 GND 2 19 CBOOT VIN 3 18 SW EN/UVLO 1 15 HG EN/UVLO 4 17 HG VREF 2 14 GND 21 VREF 5 16 GND 21 CTRL2 3 SYNC GND 13 CTRL2 6 GND 15 SYNC GND 4 12 RT GND 7 14 RT CTRL1 5 11 GND CTRL1 8 13 VC 6 7 8 9 10 SS 9 12 SENSE– + – SS FB VC FB 10 11 SENSE+ SENSE SENSE FE PACKAGE UF PACKAGE 20-LEAD PLASTIC TSSOP 20-LEAD (4mm × 4mm) PLASTIC QFN TJMAX = 125°C, θJA = 38°C/W TJMAX = 125°C, θJA = 37°C/W EXPOSED PAD (PIN 21) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 21) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION http://www.linear.com/product/LT3741#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3741EUF#PBF LT3741EUF#TRPBF 3741 20-Lead (4mm × 4mm) Plastic QFN –40°C to 125°C LT3741IUF#PBF LT3741IUF#TRPBF 3741 20-Lead (4mm × 4mm) Plastic QFN –40°C to 125°C LT3741EFE#PBF LT3741EFE#TRPBF LT3741FE 20-Lead Plastic TSSOP –40°C to 125°C LT3741IFE#PBF LT3741IFE#TRPBF LT3741FE 20-Lead Plastic TSSOP –40°C to 125°C LT3741EUF-1#PBF LT3741EUF-1#TRPBF 37411 20-Lead (4mm × 4mm) Plastic QFN –40°C to 125°C LT3741IUF-1#PBF LT3741IUF-1#TRPBF 37411 20-Lead (4mm × 4mm) Plastic QFN –40°C to 125°C LT3741EFE-1#PBF LT3741EFE-1#TRPBF LT3741FE-1 20-Lead Plastic TSSOP –40°C to 125°C LT3741IFE-1#PBF LT3741IFE-1#TRPBF LT3741FE-1 20-Lead Plastic TSSOP –40°C to 125°C Consult ADI Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified 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 specifications, go to: http://www.linear.com/tapeandreel/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. 37411fg 2 For more information www.linear.com/LT3741 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Typical Application Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts