Other Parts Discussed in Thread: TPS65145 , TPS65141 , TPS65140 For TPS65140/TPS65141/TPS65145 datasheet P4, Vref_Typ is written in 1.13V.
Is this typo?
And, correct Vref_Typ is 1.213V, OK?
Best regards,
Satoshi
Part Number: TPS65101 Other Parts Discussed in Thread: TPS65140 , TPS65141 , Hi,
My customer meet an issue about VGH and VCOM no output,
Would you please help check below schematic have anything wrong.
AVDD: 9.89 ~ 10.5V
VGH: 19.4 ~ 20.6V
VGL…
Hi Hwadong,
I had replied earlier to a very similar thread from you couple of days ago. It appears that this is same question again so I am copying my earlier response below.
I reviewed your schematics and it appears that your AVDD supply is at…
Hello Raphael,.
The resistor divider values are 96k for the one from reference to GND and 163.7k for the one from FB4 to reference. But the accuracy of resistors in silicon is very process dependent. The proportion of the resistors will stay the same…
Hello,
The UCC3806 is a dual output controller though it can be used in a flyback where only one of the outputs are used to drive the switch it might be better to choose a single output controller. Look at page 46 of the attached under General Purpose…
Siyu,
I think the toggle flip-flop in the block diagram on page one of the spec should have let you know that the max you will get with this device is 50% duty.
Go to page 43 and 44 of the attached and select a more suitable part.
Peter,
i am enclosing the Power Management Guide for 2011. The section you will be interested in starts on page 43 and actual devices listed on page 46, With the minimum information you have given me I would expect that you will want something like…
