5.1.3.1. Changelog for Slave LTC LTC6813-1

5.1.3.1.1. v1.1.5

  • EMI layout improvements

  • adapted component variants to other changes

5.1.3.1.2. v1.1.4

  • replaced DC/DC converter power inductor with AEC-Q compliant one

  • added circuit for switching off DC/DC converters in LTC sleep mode

  • added pull-ups on all GPIOs of the LTCs

5.1.3.1.3. v1.1.3

  • schematic cleanup, improved fonts and sizes on PCB

5.1.3.1.4. v1.1.2

  • replaced ACPL-247 with ACPL-217 optocoupler in order to be able to use automotive components

5.1.3.1.5. v1.1.1

  • replaced port expander with TCA6408APWR (automotive)

  • replaced analog buffer opamp with AD8628ARTZ-R2 (automotive)

  • replaced DC/DC buck controller with LM5161QPWPRQ1 (automotive)

5.1.3.1.6. v1.1.0

  • ported schematics and layout to Altium Designer

  • created hierarchical design

  • introduced minor improvements to design

  • replaced linear regulation (PNP transistor) for LTC power supply with DC/DC converters

  • improved isolation distances between external DC/DC converter supply and battery module signals

  • added 8-24 V isolated external power supply

  • replaced I2C EEPROM 24AA02UID with M24M02-DR (ECC)

  • replaced isoSPI transformers HX1188NL with HM2102NL

  • reduced balancing resistors from 2x 68 Ohm to 2x 130 Ohm due to shrinked cooling areas

  • added layermarker on PCB

  • Primary discharge timer is now switched on by default

5.1.3.1.7. v1.0.1

  • replaced all LTC1380 multiplexer with ADG728 multiplexer

5.1.3.1.8. v1.0.0

  • initial release