SolarX

1 Overview

• 5V 3.2W：https://detail.1688.com/offer/41399576276.html (245mm * 235mm * 1mm)
• 5V 2.7W: https://detail.1688.com/offer/1298478899.html (245mm * 200mm * 1mm)
• 5V 1.8W: https://detail.1688.com/offer/1298475380.html (230mm * 175mm * 1mm)
• 3.3V 2.5W: https://detail.1688.com/offer/523245478956.html

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)