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LP3972SQ-0514
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LP3972SQ-0514

  • Category:Power supply IC
  • Product Name:Advanced application processor for power supplies
  • Manufacturers:NSC
  • Production Batch Number:10+
  • Encapsulation:LLP-40
  • Stock Status:There is stock
  • Stock Quantity:10000
  • Minimum order quantity: 1
  • Details:Click here to find PDF information on LP3972SQ-0514
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  • Product introduction

peculiarity

  • Advanced processor-compatible applications require DVM (Dynamic Voltage Management)
  • Triple buck regulators function with high current power processor functions or I/O
  • 6 LDO for RTC power, peripherals and I/O
  • Automatic switching backup battery charger with lithium-manganese coin cell battery and supercapacitor
  • I 2 C-compatible high-speed serial interface
  • Software controls adjustment functions and settings
  • Precision internal reference
  • Thermal overload protection
  • Current overload protection
  • Tiny 40-pin 5x5mm LLP package

illustrate

The LP3972 is a versatile, programmable power management unit, especially designed for advanced application processors. The LP3972 is optimized for low-power handheld applications and offers 6 low dropout, low noise linear regulators, three DC/DC magnetic buck regulators, a backup battery charger and two GPIOs. A high-speed serial interface is included in the planned personal regulator output voltage as well as on/off control.

Main specifications Buck regulator

  • Programmable VOUTFrom 0.725 to 3.3V
  • Up to 95% efficiency
  • Up to 1.6A output current
  • ± 3% output voltage accuracy
LDO's
  • Programmable VOUTis 1.0V - 3.3V
  • ± 3% output voltage accuracy
  • 150/300/400 mA output current
  • LDO_RTC30 mAh
  • LDO1300 mAh
  • LDO2150 mAh
  • LDO3150 mAh
  • LDO4150 mAh
  • LDO5400 mAh
  • 100 millivolts (typical) low dropout


apply

  • PDA phones
  • Smartphones
  • Personal media player
  • Digital cameras
  • Application processor
  • Marvell's PXA
  • Freescale
  • Samsung

andLP3972SQ-0514Related ICs are:


Model Manufacturers lot number encapsulation illustrate
LP3972SQ-SMP1 NSC 11+ LLP8 Power management unit for advanced application processors
LP3972SQ-0514 NSC 10+ LLP-40 Advanced application processor for power supplies
LP3972SQ-A413 NS 08+ LLP-40 Brand new original

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