Raspberry Pi X705-Expansion-Board User Guide

Overview

The X705 is a multifunctional expansion board for all current models of the Raspberry Pi using a 40 pin header. It provides an advanced uninterruptible power supply and power . The X705 reserves the 40-pin header that can be stacked with other Raspberry Pi accessory boards for enhanced applications. The X705 can also be used with the X820 (2.5" HDD/SSD Shield), X850 (MSATA SSD shield), X822.

Features

• Smart Uninterruptible Power Supply (UPS)
• Out 5.1V Max. 8000mA Power Backup for even the most demanding Raspberry Pi set ups
• Supports 2A via micro-USB socket or 3A via DC jack fast charging
• Can work with single or dual 18650 Lithium Ion battery
• Integrated battery protection circuit
• Integrated over current protection and over voltage protection
• Integrated 10-A fully-integrated synchronous boost converter
• Intelligent automatic charging and discharging
• On-board 4 green LEDs indicate battery charging and discharging levels of 25%, 50% , 75% and 100%
• On-board red LED show the status of battery charging or fully charged

• On-board push button to control power on /off (Press-ON, Hold the button pressed at least 2s -OFF)
• On-board pin header allows to select AUTO power-on when power supplied or battery installed
• Ultra-low standby power consumption of μA to maximize battery life
• On-board blue LED shows the status of power on/off
• Powers the Raspberry Pi via the 40-pin header - simple cabling required
• Allows power input via DC jack or Micro-USB socket or XH2.54 connector
• On-board XH2.54 power output connectors allow to power other devices
• On-board XH2.54 power input and output connectors allows to integrate with your products
• DON'T supports software safe shutdown.

Technical Specification

• Power supply: via Micro-USB socket : 4.7~5.5Vdc, 2.5A; Via DC power jack : 4.7~5.5Vdc ±5%, ≥4A
• UPS output : 5.1V ±5% Max 8A
• UPS charging current: 2A via Micro-USB socket, 3A via DC jack

• Terminal Battery Voltage : 4.2V
• Recharge Threshold : 4.1V

WARNING:

DO NOT APPLY POWER TO YOUR RASPBERRY PI VIA THE PI's MICRO USB or Type-C SOCKET.

DO NOT APPLY POWER TO X705 VIA THE MICRO USB SOCKET AND DC JACK AT THE SAME TIME.

DO NOT USE 18650 BATTERY WITH BUILT-IN PROTECTION CIRCUIT

• Q1: Does the X705 UPS support to use with X825?
• Answer: Yes, the X705 support to use with X825 board, but the power supply must be connected to X705, also the X825 "AUTO-ON" PIN must be shorted. Also you need to prepare extra spacers to install the kit.

• Q2: Does the X725/X750/X705 support power failure detection?
• A: No, the X725/X750/X705 dose not support power failure detection.

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