NDP1360KC 34V6A车充降压IC方案-ndp1360规格书_骊微电子.pdf

NDP1360KC6A,34V High Efficiency Synchronous Step-Down DC/DC Converter Z Typical Application Description NDP1360KC is a high efficiency,monolithic synchronous step-down DC/DC converter utilizing a constant frequency,average current mode control architecture.Capable of delivering up to 6A continuous load with excellent line and load regulation.The device operates from an input voltage range of 7V to 32V and provides an adjustable output voltage from 1V to 25V.The NDP1360KC features short circuit and thermal protection circuits to increase system reliability.The internal soft-start avoids input inrush current during startup.The NDP1360KC require a minimum number of external components.and a wide array of protection features to enhance reliability Features Wide VIN Range:7V to 32V6A Continuous Output CurrentUp to 95%Efficiency 24V InputDual-Channel CC/CV Mode ControlBrick Wall Current LimitBuilt in Adjustable Line-CompensationAdjustable Output Voltages+/-1.5%Output Voltage Accuracy+-5%Current Limit Accuracy.Integrated 8m High Side SwitchIntegrated 8m Low Side SwitchFixed 130KHz FrequencyBurst Mode Operation at Light LoadInternal loop CompensationInternal Soft StartThermally Enhanced SOP8 PackageApplications Car ChargerRechargeable Portable DevicesNetworking SystemsDistributed Power Systems深圳市骊微电子科技有限公司电源方案开发设计半导体专业供应商深圳市骊微电子科技有限公司NDP1360KCAbsolute Maximum Ratings(at TA=25C)Characteristics Symbol Rating Unit VIN to GND-0.3 to 34V SW to GND-0.3 to VIN+0.3V BST to GND-0.3 to VIN+6FB,FS to GND-0.3 to+6V CSP,CSN1,CSN2 to GND-0.3 to 25V Junction to Ambient Thermal Resistance 105 C/W Operating Junction Temperature-40 to 150C Storage Junction Temperature-55 to 150C Thermal Resistance from Junction to case JC 15 C/W Thermal Resistance from Junction to ambient JA 40 C/W Pin Function And Descriptions PIN Name Description 1 FB Feedback Of Output Voltage 2 CSP Positive input of Current Sense 3 CSN1 Negative input of Current Sense1 4 CSN2 Negative input of Current Sense2 5 GND Ground 6 VIN Power Input 7 BST Boot Strap 8 SW Switching node Connected With a Inductor Order information Order Information Top Marking DY:Year(D8=2018,D9=2019,)WW:Weekly(01-53)X:Internal ID Code NDP1360 K CProduct Number Package K:SOP8 Pin NO.C:8 深圳市骊微电子科技有限公司电源方案开发设计半导体专业供应商深圳市骊微电子科技有限公司NDP1360KCElectrical Characteristics TJ=25C.VIN=12V,unless otherwise noted Characteristics Symbol Conditions Min Typ Max Units Input Voltage VIN 7-32 V UVLO Voltage VUVLO 6.2 7 V UVLO Hysteresis 0.8 V Input over voltage protect Vovp 38 V Quiescent Current ICCQ VFB=1.2V,no switch-1300-uA Standby Current ISB No Load-1.7 2.2 mA FB Reference Voltage VFB 0.985 1 1.015 V VFB bias Current IFB 0.2 uA Current Sense AMP VCS1 CSP-CSN1 57 60 63 mV VCS2 CSP-CSN2 57 60 63 mV Switching Frequency FSW FS Floating 130 KHz FS Shut down VFSEN 0.6 V Maximum Duty Cycle 98-%Minimum On-Time-250-ns Current Limit ILIM 7 A VFB short protect VFBSCP 0.6 V Hicup Interval Thicup 500 mS Soft start Time Tss 2 mS RDSON Of Power MOS High side Temp=25 8 m Low side Temp=25 8 m Thermal Regulation TTR 145 C Thermal shutdown Temp TSD-165-C Thermal Shutdown Hysteresis TSH-30-C 深圳市骊微电子科技有限公司电源方案开发设计半导体专业供应商深圳市骊微电子科技有限公司NDP1360KCBlock Diagram Typical Performance Characteristics(TJ=25C,unless otherwise noted)深圳市骊微电子科技有限公司电源方案开发设计半导体专业供应商深圳市骊微电子科技有限公司NDP1360KCPackage Description8-Lead Standard Small Outline Package SOP-8Symbol Dimensions In Millimeters Dimensions In Inches Min Max Min Max A 1.350 1.750 0.053 0.069 A1 0.050 0.250 0.002 0.010 A2 1.250 1.650 0.049 0.065 b 0.310 0.510 0.012 0.020 c 0.170 0.250 0.006 0.010 D 4.700 5.150 0.185 0.203 E 3.800 4.000 0.15 0.157 E1 5.800 6.200 0.228 0.244 e 1.270(BSC)0.05(BSC)L 0.400 1.270 0.016 0.050 0 8 0 8 深圳市骊微电子科技有限公司电源方案开发设计半导体专业供应商深圳市骊微电子科技有限公司