A half-wave rectifier with a reservoir capacitor is connected to an AC mains supply (220Vrms, 50Hz) via a 20:1 transformer. What value of the capacitor is needed for the ripple voltage of X% of the peak input voltage? The load takes a maximum current of ???? mA. X= 12% mA = 160

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A half-wave rectifier with a reservoir capacitor is connected to an AC mains supply
(220Vrms, 50Hz) via a 20:1 transformer. What value of the capacitor is needed for
the ripple voltage of X% of the peak input voltage? The load takes a maximum current
of ???? mA.

X= 12%

mA = 160

Question
part
Q4.a, b
Q4.a
Q4.b
Parameter
Load current
Io [mA]
Ripple voltage as
percent of peak,
X [%]
Peak rectifier
output voltage
Vpk [V]
Value
100+10F
10+A+B
20+A+B
Table 4
Example:
Student ID=210123456:
F=6
A=1, B=2
A=1, B=2
lo 100+60 160 mA
X= 10+1+2= 12%
Vpk = 20+1+2 = 22V
Transcribed Image Text:Question part Q4.a, b Q4.a Q4.b Parameter Load current Io [mA] Ripple voltage as percent of peak, X [%] Peak rectifier output voltage Vpk [V] Value 100+10F 10+A+B 20+A+B Table 4 Example: Student ID=210123456: F=6 A=1, B=2 A=1, B=2 lo 100+60 160 mA X= 10+1+2= 12% Vpk = 20+1+2 = 22V
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