SolarX

来自Jack's Lab
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目录

1 Overview



2 Voltage Regulator

2.1 LP3872

  • Input Voltage Range: 2.5 V to 7 V
  • Ultra Low-Dropout Voltage; typically 38 mV at 150mA load current and 380mV at 1.5A load current.
  • Load Regulation of 0.06%
  • 10nA Quiescent Current in Shutdown Mode
  • Ensured Output Current of 1.5A DC
  • Available in DDPAK/TO-263, TO-220, and SOT-223 Packages
  • Output Voltage Accuracy ±1.5%
  • Minimum Output Capacitor Requirements
  • Sense Option Improves Load Regulation
  • Overtemperature/Overcurrent Protection
  • −40°C to 125°C Junction Temperature Range



2.2 TPS63002

  • Input Voltage Range: 1.8 V to 5.5 V
  • Fixed and Adjustable Output Voltage Options from 1.2 V to 5.5 V
  • Up to 96% Efficiency
  • 1200-mA Output Current at 3.3 V in Step-Down Mode (VIN = 3.6 V to 5.5 V)
  • Up to 800-mA Output Current at 3.3 V in Boost Mode (VIN > 2.4 V)
  • Automatic Transition Between Step-Down and Boost Mode
  • Device Quiescent Current less than 50 μA
  • Power-Save Mode for Improved Efficiency at Low Output Power
  • Load Disconnect During Shutdown
  • Overtemperature Protection
  • Small 3mm × 3mm 10-Pin VSON Package (QFN)


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