Datasheet LTC3103 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | 1.8μA Quiescent Current, 15V, 300mA Synchronous Step-Down DC/DC Converter |
| 页数 / 页 | 20 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION … |
| 文件格式/大小 | PDF / 442 Kb |
| 文件语言 | 英语 |
ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION http://www.linear.com/product/LTC3103#orderinfo
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LTC3103
ABSOLUTE MAXIMUM RATINGS (Note 1)
VIN ... –0.3V to 18V Operating Junction Temperature Range SW .. –0.3V to (VIN + 0.3V) (Notes 2, 3) .. –40°C to 125°C FB .. –0.3V to 6V Storage Temperature Range .. –65°C to 150°C BST ..(SW – 0.3V) to (SW + 6V) Lead Temperature (Soldering, 10 sec) RUN, MODE ... –0.3V to VIN MSE Only ..300°C VCC, PGOOD ... –0.3V to 6V
PIN CONFIGURATION
TOP VIEW TOP VIEW VIN 1 10 MODE VIN 1 10 MODE SW 2 9 NC SW 2 9 NC 11 11 BST 3 BST 3 8 FB GND 8 FB GND GND 4 7 RUN GND 4 7 RUN PGOOD 5 6 VCC PGOOD 5 6 VCC MSE PACKAGE 10-LEAD PLASTIC MSOP DD PACKAGE 10-LEAD (3mm × 3mm) PLASTIC DFN TJMAX = 125°C, θJA = 40°C/W, θJC = 5.0°C/W EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB TJMAX = 125°C, θJA = 58°C/W, θJC = 10°C/W EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION http://www.linear.com/product/LTC3103#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3103EDD#PBF LTC3103EDD#TRPBF LFXH 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C LTC3103IDD#PBF LTC3103IDD#TRPBF LFXH 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C LTC3103EMSE#PBF LTC3103EMSE#TRPBF LTFXJ 10-Lead Plastic MSOP –40°C to 125°C LTC3103IMSE#PBF LTC3103IMSE#TRPBF LTFXJ 10-Lead Plastic MSOP –40°C to 125°C Consult LTC 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.
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating junction temperature range, otherwise specifications are at TA = 25°C (Note 2). VIN = 10V unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS Step-Down Converter
Input Voltage Range l 2.6 15 V After Start-Up l 2.5 V Input Undervoltage Lockout Threshold VIN Rising l 2.1 2.6 V VIN Rising, TJ = 0°C to 85°C (Note 4) 2.1 2.5 V Input Undervoltage Lockout Hysteresis (Note 4) 0.4 V 3103fa 2 For more information www.linear.com/LTC3103 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
ABSOLUTE MAXIMUM RATINGS (Note 1)
VIN ... –0.3V to 18V Operating Junction Temperature Range SW .. –0.3V to (VIN + 0.3V) (Notes 2, 3) .. –40°C to 125°C FB .. –0.3V to 6V Storage Temperature Range .. –65°C to 150°C BST ..(SW – 0.3V) to (SW + 6V) Lead Temperature (Soldering, 10 sec) RUN, MODE ... –0.3V to VIN MSE Only ..300°C VCC, PGOOD ... –0.3V to 6V
PIN CONFIGURATION
TOP VIEW TOP VIEW VIN 1 10 MODE VIN 1 10 MODE SW 2 9 NC SW 2 9 NC 11 11 BST 3 BST 3 8 FB GND 8 FB GND GND 4 7 RUN GND 4 7 RUN PGOOD 5 6 VCC PGOOD 5 6 VCC MSE PACKAGE 10-LEAD PLASTIC MSOP DD PACKAGE 10-LEAD (3mm × 3mm) PLASTIC DFN TJMAX = 125°C, θJA = 40°C/W, θJC = 5.0°C/W EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB TJMAX = 125°C, θJA = 58°C/W, θJC = 10°C/W EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION http://www.linear.com/product/LTC3103#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3103EDD#PBF LTC3103EDD#TRPBF LFXH 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C LTC3103IDD#PBF LTC3103IDD#TRPBF LFXH 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C LTC3103EMSE#PBF LTC3103EMSE#TRPBF LTFXJ 10-Lead Plastic MSOP –40°C to 125°C LTC3103IMSE#PBF LTC3103IMSE#TRPBF LTFXJ 10-Lead Plastic MSOP –40°C to 125°C Consult LTC 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.
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating junction temperature range, otherwise specifications are at TA = 25°C (Note 2). VIN = 10V unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS Step-Down Converter
Input Voltage Range l 2.6 15 V After Start-Up l 2.5 V Input Undervoltage Lockout Threshold VIN Rising l 2.1 2.6 V VIN Rising, TJ = 0°C to 85°C (Note 4) 2.1 2.5 V Input Undervoltage Lockout Hysteresis (Note 4) 0.4 V 3103fa 2 For more information www.linear.com/LTC3103 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts