Performance measurement and analysis of DC-DC buck regulator
Answer the questions given below (refer Fig.2):
Fig. 2. Circuit configuration of buck converter.
1. Choose the correct expression for inductor ripple current, ∆iL:
Fig. 2. Circuit configuration of buck converter.
1. Choose the correct expression for inductor ripple current, ∆iL:
2. Find the load current when input current is 0.5 A and duty ratio ‘D’ is 0.7
3. A buck converter has ‘Vin’ as source voltage and ‘D’ is the duty ratio. Find the r.m.s value of output voltage.
4. A buck converter delivering an output power of 300 W has an efficiency of 94%. Calculate the total losses (PLoss) of the converter.
5. Voltage stress across switch (vSw) is:
6. What is the role of diode in buck converter?:
7. The efficiency of a buck converter is maximized by::