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Part Number: LP55281 Other Parts Discussed in Thread: LP5012 , LP5024 Hello,
Just want to make sure I'm calculating the Iq for this part correctly. If I have all EN_RGB HIGH, and ALED and Audio Sync disabled, would my Iq be 0.6mA + 250uA = 850uA? …
Part Number: LP55281 Hello,
My customer wants to use LP55281 with an external supply. Can FB be left floating? Is Cout still needed?
From the datasheet: "Feedback break protection — prevents uncontrolled operation if FB pin gets disconnected."…
Part Number: LP55281 Hello,
The layout of this device is tricky, specifically the Rx, Gx, and Bx pins. Do we have a layout example for this device?
The datasheet doesn't cover all pins and the EVM doesn't include layout or design files.
Best, …
Part Number: LP55281 Dear Sir,
When we use the LP55281 driving LED, we have some problem.
Our hardware:
MCU is Nordic nRF52832
LED driver IC is LP55281
Now, we use 6 pcs LP55281 EVM to light on our LED matrix, we find if connect 2 pcs LP55281 EVM, the…
Part Number: LP55281 Dear Sir,
I have two sets of EVKs for the LP55281. I am currently using the PC for EVK testing and found some problems:
1. When the EVK is connected to the USB of the PC, press the Start Test button on the LED test page, we can see…
Part Number: LP55281 Hi,
My customer has the following questions:
We use an L55281 LED Driver to generate a 4.0V output with an input that can range from 3.4V to 4.35V. I had some questions about this.
1. For voltages above 4V I understand that the regulator…
Part Number: LP55281 Hi,
We got a question from the customer about LP55281. Could you help us?
[Question] They are considering the configuration which VDDx and LED power separately. In this usage, is there shutdown and start-up sequence requirement between…
Part Number: LP55281 Other Parts Discussed in Thread: LP5523 , LP5569 Hi,
I need TI's confirm about the spec of LP55281.
I heard that there must be an internal engine to implement animation during the boot-up process. Please check LP55281 have it.
Also…
