Hi Cheng,
The VCCGI (BUCK2) and VNN (BUCK1) VID can be changed by I2C as long as the system is in S0 state (PMICEN, SLP_S4, SLP_S3, SLP_S0, and THERMTRIPB all are high). In states below S0, they are disabled (Figure 6-9 in the datasheet shows how they…
Hello Arwin,
The TPS650941EVM-116 Hardware Files has the EVM .SchDoc generated by Altium, the particular board schematic/layout program used here at TI. They can be viewed using Altium's Free Viewer on the web or imported into other programs if they…
Hi Ken,
Here is a direct link to the file which is on the TPS650941EVM-116 page:
If this doesn't work for you please let me know. I will be back in the office on the 28th.
First, be sure to download "Apollo Lake Platform I2C PMIC Validation Using Gen4 VR Test Tool (VRTT)" white paper from Intel document library (Document #: 562275) which contains most of the information. This information is supplemental to that.…
Hi Andrew,
Thank you for posting this technical question on customers behalf.
The TPS65094x was intended for 2S - 4S range inputs, however it does not prohibit use of lower voltage supplies as long as certain steps are taken.
First, the UVLO monitor…
