Part Number: LM51551-Q1 Tool/software: Hi team,
My customer is considering to use LM51551-Q1 in flyback DCM mode. But I cannot find the calculation tool for DCM mode.
Could you help check and provide the guidelines for calculation in LM51551-Q1 DCM mode…
Part Number: LM51551 Tool/software: Hi expert,
Customer used LM51551 for the application 9-36Vin to 54Vo/0.6A. There were two diodes they have tried.
1. DM1 used 200V/3A Schottky diode SM3200B.pdf . Loading is good and can be used up to full load.
2. DM1…
Part Number: LM51551-Q1 Tool/software: Dear Engineers,
I want to use this reference design (PMP40488 ) for one of my application.
I noticed if I used coupled inductor for L3 and L4 I will get better performance and the value of the positive rail and…
Part Number: LM51551-Q1 Other Parts Discussed in Thread: TINA-TI Tool/software: Dear Engineers,
I'm using the TI reference design to design a variable output voltage from +/- 5 to +/- 60V, I have a ultrasound device the will be the load for the mentioned…
Part Number: LM51551 Other Parts Discussed in Thread: LM5155 Tool/software: HI, I want to generated Isolated 3.3V AUX supply with external MOSFET.
Kindly suggest the suitable circuit.
Part Number: LM51551-Q1 Tool/software: Dear Engineers,
I wan to make the output of the following circuit variable:
I plan to use a digital potentiometer as follows:
Digital Potentiometer 50k Ohm 1 Circuit 64 Taps I2C Interface 10-MSOP
https://www…
Part Number: LM51551-Q1 Tool/software: Dear Engineers,
In the following reference design form TI, would you please let me know what is the role of R4 and R10?
Should I consider them as load?
The Previous stage is an PI filter, for filtering the high…
Part Number: LM51551-Q1 Hi Experts,
Could you share the reference design for this requirements? Thanks.
1. Input voltage: 150-900V, Output voltage: 14V, Output current: 3A
2. Topology: Flyback, secondary feedback
3. <3A output: work on voltage source;…
Part Number: LM51551-Q1 Other Parts Discussed in Thread: LM5155 Hello,
The LM5155 is a peak current mode control IC, the minimum ON time is 50ns by the datasheet, but I am unable to find what is the leading edge blanking time. Could you please let me know…
Part Number: LM51551-Q1 Other Parts Discussed in Thread: LM51551 hi expert
i saw this APP note Basic Calculation of a Coupled Inductor SEPIC Power Stage . i have two questions.
Q1: how to choose D value? Dmax or Dmin?
Q2: if using coupled inductor, how to…
