AN1376 APPLICATION NOTE

8/35

■

Reduced Load - 9W

Even still reducing the load till 9W, Thanks to the good coupling of the transformer, all the out-

put voltages are still in tolerance.

■

At No-Load (Output connector unplug)

Vout [V} =

31.6

7.16

12.77

3.36

4.96

Vin [Vrms]=

115

Iout [A] =

0

0.300

0.051

1.008

0.6

Iin [Arms] =

0.22

Pout [W] =

0.000

2.148

0.651

3.387

2.976

Pin [W] =

14.2

9.162

11.48

EFF. = 64.52%

ALL VOLTAGES ARE WITHIN TOLERANCE

Vout [V} =

31.5

7.16

12.76

3.36

4.96

Vin [Vrms]=

220

Iout [A] =

0

0.300

0.051

1.008

0.602

Iin [Arms] =

0.15

Pout [W] =

0.000

2.148

0.651

3.387

2.986

Pin [W] =

15.2

35.8

11.7

EFF. = 60.34%

ALL VOLTAGES ARE WITHIN TOLERANCE

Vout [V] =

30.4

7.20

12.15

3.39

5.00

Vin [Vrms]=

220

Pin [W] =

1.6

Vin [Vrms]=

115

Vout [V] =

30.4

7.20

12.0

3.38

5.00

Pin [W] =

1.5