安森美准谐振反激变换器设计表格

0.355 0.355 0.355 0.355 0.355 0.355 0.355 0.355 0.355 0.355 0.355 0.354 0.354 0.354 0.354 0.354 0.354
56.3
0.245
1.6
26.2
1.046
240
0.896
57.3
0.239
1.7
24.7
1.045
250
0.889
58.2
0.234
1.8
23.4
1.045
260
0.883
59.1
0.228
1.9
22.2
1.044
270
0.877
59.9
0.223
2.0
21.1
1.043
280
0.872
60.7
0.219
0.000784 0.355
0.000892 0.355
0.000999 0.001107
0.355 0.355
0.001215 0.001322 0.001429
0.355 0.355 0.355
0.001536 0.001643 0.00175 0.001857 0.001964 0.002071 0.002178 0.002284 0.002391 0.002498 0.002604 0.002711 0.002817 0.002923 0.00303 0.003136 0.003239
Operatin g paramete rs estimatio n for universal mains
quasiresonant converter s including parasitic elements
Christophe Basso , ON Semiconduct or Thierry Sutto, ON Semiconduct or
180
0.953
50.4
0.284
1.1
37.6
1.051
190
0.941
51.8
0.275
1.2
34.6
1.050
200
0.930
53.0
0.267
1.3
32.0
1.049
210
0.920
54.2
0.259
1.4
29.8
1.048
220
0.911
55.3
0.252
1.5
27.9
1.047
230
0.903
µs time Valley
µs delay
Vds(t) µs rising time
Switchin g frequenc kHz y
V V Ohm nF W
VDSmax= Vin+Vcla mp;
Vin
Ip
Fsw
Idrms
Lp (mH)
Fsw
Ip
120
1.072
39.7
0.369
0.5
79.2
Pout
16
Vout
13
Iout
1.23
Eff.
0.70
Vin
127
Lp Cp Lleak Ns:Np
1,000 47 30 0.2
rev 0.1
rev 2
Output W power
Output V voltage A
Efficiency Input V voltage
Primary inductan µH ce Resonati pF ng cap. Leakage inductan µH ce
Turn ratio Ns:Np
Vf
0.8
Vreflected
69.0
Vds peak Vds slope
Ip Ton Toff Tw
Tleak
1036.7 22388.7
1.05 8.29 15.25 0.68
0.05
Fsw
41.2
Vclamp Vripple Rclamp Cclamp Prclamp
1.064
130
1.044
41.8
0.350
0.6
66.8
1.061
140
1.021
43.8
0.333
0.7
57.8
1.058
150
1.000
45.7
0.319
0.8
51.0
1.056
160
0.982
47.4
0.306
0.9
45.6
1.054
170
0.967
48.9
0.295
1.0
41.2
1Biblioteka Baidu052
525 10 349726 3.642 0.79
Sec. diode forward V drop
V
V V/µs
A
Reflected voltage over Lp Peak drain voltage at switch opening Vds rising slope
Peak current
µs ON Time Reset
2.1
20.1
1.043
290
0.867
61.4
0.214
2.2
19.2
1.042
300
0.863
62.1
0.210
2.3
18.4
1.042
310
0.858
62.7
0.207
2.4
17.7
1.042
320
0.855
63.3
0.203
2.5
17.0
1.041
330
0.851
63.9
0.199
2.6
16.3
1.041
340
0.848
64.4
0.196
2.7
15.7
1.041
350
0.844
65.0
0.193
2.8
15.2
1.040
360
0.841
65.5
0.190
2.9
14.7
1.040
370
0.837
66.1
0.187
3.0
14.2
1.039
LI² 0.000567 0.000675
Ip RMS 0.354 0.354