background image

Page 15                                                                      2019-05-10                                                     

[email protected]

 

 

 

 

 

 

 

 

 

 

 

 

© 2019 Ian Jin.    The firmware code embedded in the LifePO4 mkII battery power supply is the property of Ian Jin.    You are 

granted a non-exclusive, non-transferable, non-sublicenseable, royalty-free right to use the LifePO4 mkII battery power supply 

board solely for your own, non-commercial purposes.    You may not distribute, sell, lease, transfer, modify, adapt, translate, reverse 

engineer, prepare derivative works of, decompile, or disassemble the software provided.    All rights reserved. 

Summary of Contents for LifePO4 mkII

Page 1: ...ave to wearing protection glasses gloves and other safety equipment when assemble disassemble batteries 4 Never expose battery and the battery power supply board under high temperature sunshine or water 5 In case of any issue happens please put batteries or battery power supply board in a fire proof container Also has to make sure the power adapter is disconnected 6 Please follow other common batt...

Page 2: ...led Smart battery management End charge voltage can be programmed from the OLED GUI Battery run time can also be programmed from the OLED GUI Equipped with protections such as over current over charge and over discharge protection as well as relay protection Charging voltage current and status can be monitored and displayed at real time Multiple LifePO4 power supplies can be bridged together to ge...

Page 3: ...Page 3 2019 05 10 iancanada mail gmail com ...

Page 4: ...s or battery holders to BT1 BT2 BT3 BT4 BT5 BT8 BT9 and BT10 or configure battery cells accord to the required voltages Jumper wires may also be required Please refer to battery configuration section for details 5 Connect a 12 19V standard AC DC adapter with rated current higher than 3 5A to J5 or J6 OLED screen will be turned on DC IN LED will be lit CHARGE LED will be also lit or flashing accord...

Page 5: ...nnected to J5 J1 3 3V pure battery output voltage rail in 2 pin 5 0mm terminal This output is galvanic isolated from all other output and input It comes with over current and over discharge protections As well as relay protection A 5A fuse F6 is connected to the output for additional current protection It is also possible to connect this output in serial with other isolated output rails to extend ...

Page 6: ...e used to power Raspberry Pi or other normal digital sections before isolator It s not recommended for sensitive audio circuits like DAC clock and I V stage This output is not galvanic isolated from DC input This output can be disabled from OLED GUI settings if not in need J7 5V 2A linear low noise regulated output voltage rail in USB A socket It s internally connected to J8 J15 External control s...

Page 7: ... LED indicator 1 Anode 2 Cathode 3 4 To optional external push button for ON OFF control internally connected to knob encoder J10 UART reserved for communication or FW upgrade 3 Rxd 4 Txd 5 GND All other pins reserved please keep un connected 9600 N 8 1 J13 Micro USB socket reserved for future applications or FW upgrade ...

Page 8: ... BT10 BT9 TP7 TP8 short 6 6V BT2 BT10 TP9 TP10 short 3 3V BT2 TP11 TP12 short 0V Non Non BT5 BT4 BT3 BT1 26650 LifePO4 battery cells can be configured for voltage rail at J3 Output voltage Battery cells need to be assembled Jumper wire 13 2V BT5 BT4 BT3 BT1 None 9 9V BT5 BT4 BT3 TP1 TP2 short 6 6V BT5 BT4 TP3 TP4 short 3 3V BT5 TP5 TP6 short 0V Non Non I LED indicators LED Descriptions Notes D9 DC...

Page 9: ...utomatically disabled into standby mode when this voltage is reached 3 25V to 3 75V Default 3 35V 3 5V To enable disable the 5V linear voltage rail EN enabled or DIS disabled Default is EN enabled 4 Reset To reset all settings back to factory default YES or NO 5 OnSS Power on screen saver time in minutes Screen will be turned off if screen save time is up to prevent the OLED from burn in DIS or 1 ...

Page 10: ...for more than 2 seconds 3 Extern on off control signal changing from 0V to 3 3V 6V will turn on the power 2 How to turn off the power supply There are 3 ways to turn on the power supply 1 Press and hold the knob key for more than 2 seconds 2 If external on off button is connected to J11 Press and hold this button for more than 2 seconds 3 Extern on off control signal changing from 3 3V 6V to 0V wi...

Page 11: ...together through the supplied bridge cable The cable will be connected from J16 of the master power supply to the J15 of the slave power supply and so on 2 It is recommended to use separate DC input for each power supply However you can also share one DC input with all power supplies through input terminal J6 but have to make sure the DC adapter can deliver enough current 3 Since all pure battery ...

Page 12: ... 12V 4A switching mode DC power adapter sometimes there could be audible noise generated when charging the battery cells The reason is that with lower voltage the charger will draw much higher current from the switching power supply This can cause higher ripple to the circuit and sometimes may fall into audible frequency range though it still fully functional To fix this issue you can just simply ...

Page 13: ...Page 13 2019 05 10 iancanada mail gmail com 1 LifePO4 mkII power supply 2 LifePO4 mkII power supply with battery holders and batteries ...

Page 14: ...Page 14 2019 05 10 iancanada mail gmail com 3 LifePO4 power supply integrates with DAC system 4 The connection between main PCB and OLED board when move OLED board externally ...

Page 15: ... are granted a non exclusive non transferable non sublicenseable royalty free right to use the LifePO4 mkII battery power supply board solely for your own non commercial purposes You may not distribute sell lease transfer modify adapt translate reverse engineer prepare derivative works of decompile or disassemble the software provided All rights reserved ...

Reviews: