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User manual for MA120xxx reference boards
Measurement results
0,016
0,012
0,008
0,004
-0,004
-0,008
-0,012
-0,016
Figure 11
Scope capture showing 10 mV
3.4
Power consumption and efficiency
Power consumption and efficiency measurements were obtained by using a test signal of 1 kHz and a load of 4
Ω with 22 μH series inductance. Power consumption was calculated using the RMS method.
100
0,1
Figure 12
Input power as a function of output power
Application Note
0,02
0
Ch0
Ch1
-0,02
0
0,0005
rms
10
1
0,00001 0,0001
0,001
0,001
0,0015
Time (s)
output signal on both channels
0,01
0,1
1
Output Power (W)
17 of 28
0,002
10
100
2019-04-28
V 1.0
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