NCP59749: 3 A Ultra-Low Dropout LDO with Bias Rail

NCP59749 is 3 A ultra-low dropout voltage regulator, capable of providing an output current in excess of 3 A with a dropout voltage of 120 mV typ. at full load current. Output voltage is adjustable down to 0.8 V. Internal protection features consist of thermal shutdown and output current limiting protection. Additional features include user-programmable Soft-Start and Power-Good. NCP59749 is available in 5x5 QFN20 package.

特性
  • 0.8V to 3.6V Output Voltage Range
  • 0.8V to 5.5V Input Voltage Range
  • 120 mV typical dropout at the full 3.0 A load.
  • 120mV Typ. Dropout @ 3A
  • 25uVrms of Output Noise
  • Very Fast Transient Response
  • Output Current in Excess of 3.0 A
  • Fast Transient Response
  • Programmable Soft-Start
  • Open Drain Power Good Output
  • Stable with Any Type of Output Capacitor
优势
  • Very suitable for low output voltage operation
  • Excellent solution for low input voltage applications
  • minimizes the power loss across the regulator
  • Able to operate with very small Vin - Vout voltage headroom
  • Ideal for Noise Sensitive Applications
  • Very Suitable choice for Voltage Regulation in High-Speed Digital Applications
应用
  • POL Applications Networking and Telecommunications Voltage Regulation for Low Voltage, High Current FPGA, DSP power rails Industrial Voltage Regulation for Mixed-Signal Transceiver ICs Computing and Peripherials Medical Consumer
终端产品
  • Servers Routers Networking Switches Cellular Infrastructure Equipment Cellular Telecom Equipment Networking Switch PoE Devices Wireless Router Medical Equipment PoE Equipment Optical Telecom Equipment Ultrasound Imaging Camera & Vision Systems Servers High-End Computing Equipment FPGA, DSP and Logic Power Supplies
数据表 (1)
Document TitleDocument ID/SizeRevisionRevision Date
3.0 A, Dual-Rail Very Low-Dropout Linear RegulatorNCP59749/D (247kB)0Mar, 2014
评估板文档 (4)
Document TitleDocument ID/SizeRevisionRevision Date
NCP59749MN2ADJTBGEVB Bill of Materials ROHS CompliantNCP59749MN2ADJTBGEVB_BOM_ROHS (39kB)0
NCP59749MN2ADJTBGEVB Gerber Layout Files (Zip Format)NCP59749MN2ADJTBGEVB_GERBER (25kB)0
NCP59749MN2ADJTBGEVB SchematicNCP59749MN2ADJTBGEVB_SCHEMATIC (23kB)0
NCP59749MN2ADJTBGEVB Test ProcedureNCP59749MN2ADJTBGEVB_TEST_PROCEDURE (54kB)0
封装图纸 (1)
Document TitleDocument ID/SizeRevision
QFN20 5x5, 0.65P485DB (57.1kB)O
评估板与开发工具
产品状况Compliance简短说明
NCP59749MN2ADJTBGEVBIntro PendingPb-freeUltra-Low Dropout LDO with Bias Rail Evaluation Board
产品订购型号
产品状况Compliance具体说明封装MSL*容器预算价格 (1千个数量的单价)
NCP59749MN2ADJTBGActivePb-free Halide free3 A Ultra-Low Dropout LDO with Bias RailQFN-20485DB1Tape and Reel3000$0.32
订购产品技术参数
ProductOutputPolarityVO (V)IO Typ (A)VI Max (V)VDO Typ (V)Iq Typ (mA)PSRR (dB)Noise (µVrms)
NCP59749MN2ADJTBGSinglePositiveADJ35.50.121.27520
3.0 A, Dual-Rail Very Low-Dropout Linear Regulator (247kB) NCP59749
NCP59749MN2ADJTBGEVB
NCP59749MN2ADJTBGEVB
NCP59749MN2ADJTBGEVB
NCP59749MN2ADJTBGEVB
QFN20 5x5, 0.65P NCP59749