Part Number: LM25149-Q1EVM-2100 Tool/software: Hi team,
I used Bode100 to test frequency response of EVM. Vin=18V, 8A-resistive load, and the phase starts from -10° and reach 80° at cross frequency, which is only 29kHz.
Could you help explain…
Part Number: LM25149-Q1EVM-2100 Other Parts Discussed in Thread: LM25149 Tool/software: I am trying to figure out what I did to kill my LM25149-Q1EVM-2100.
I want to use the LM25149 as a battery charger for a 12 Volt SLA battery. For that I need an output…
Part Number: LM25149-Q1EVM-2100 Other Parts Discussed in Thread: LM25149-Q1 When I measured the output voltage ripple on the LM25149-Q1 EVM board, I found that the ripple is shown below and is not a standard triangle wave like in the user's guide figure…
Part Number: LM25149-Q1EVM-2100
Hi team,
My customer is using our LM25149-Q1EVM and do the short circuit protection test by the e-load.
for the delay time of ISNS+ is about 65ns, the current limit threshold is 60mV and we use 30V as input,
the IL peak…
Part Number: LM25149-Q1EVM-2100 Other Parts Discussed in Thread: LM25149-Q1 Hi team,
What are detail condition of "Free Convection Airflow" and "No Airflow"?
LM25149-Q1 EVM User's Guide states "Free Convection Airflow" at Thermal Performance…
Part Number: LM25149-Q1EVM-2100 Other Parts Discussed in Thread: LM25148 , LM25149 Dear expert,
Customer is evaluating LM25148/9 and has some questions:
1. Correct me if I’m wrong, LM25148 and LM25149 both share the same EVB which uses LM25149. If I want…
Part Number: LM5143-Q1EVM-2100 Other Parts Discussed in Thread: LM5143 I would like to know the detailed steps to take the board from its default state to a single output with a 5V15A configuration.
Specifically:
The positions of switches
The resistors…
Part Number: LM5143-Q1EVM-2100 Other Parts Discussed in Thread: LM5143-Q1 , LM5143 Hi Team,
My customer tested the LM5143-Q1 EVM and needs to confirm the following problem.
The attachment is to measure the Vgs and Vds of Q1&Q3 when measuring 3.3V/7A.…
Part Number: LM25149-Q1EVM-2100 Other Parts Discussed in Thread: LM25149 , We want to design a 12V->5V circuits that is very efficient from 5mA to 4A. We also want the output to maintain regulation as the input drops down to 5.85V. I looked at the LM25149…
Part Number: LM25149-Q1EVM-2100 Other Parts Discussed in Thread: LM25149-Q1 Hi Team,
1. Do you have a reference schematic with dual-phase operation?
2. How to build a dual-phase board by modifying 2 LM25149-Q1 EVMs?
Thanks,
Lisheng
