ADP1048 Analog Devices, ADP1048 Datasheet - Page 19

• Manufacturer Part Number: ADP1048
• Description: Digital Power Factor Correction Controller with accurate AC Power Metering
• Manufacturer: Analog Devices

Data Sheet
SWITCHING FREQUENCY PROGRAMMING
The switching frequency of the PWM outputs can be programmed from 30 kHz to 400 kHz using Register 0xFE1B, Bits[5:0] (see Table 9).
Table 9. Switching Frequency Settings from 30 kHz to 400 kHz (Register 0xFE1B, Bits[5:0])
Frequency
Setting
(Decimal)
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Frequency
(kHz)
30.05
32.55
35.51
39.06
43.40
48.83
52.06
55.80
60.10
65.10
71.02
78.13
86.81
97.66
100.81
104.17
Frequency
Setting
(Decimal)
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Frequency
(kHz)
107.76
111.61
115.74
120.19
125.00
130.21
135.87
142.05
148.81
156.25
164.47
173.61
183.82
195.31
198.41
201.61
Rev. 0 | Page 19 of 84
Frequency
Setting
(Decimal)
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
Frequency
(kHz)
204.92
208.33
211.86
215.52
219.30
223.21
227.27
231.48
235.85
240.38
245.10
250.00
255.10
260.42
265.96
271.74
Frequency
Setting
(Decimal)
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
ADP1047/ADP1048
Frequency
(kHz)
277.78
284.09
290.70
297.62
304.88
312.50
320.51
328.95
337.84
347.22
357.14
367.65
378.79
390.63
403.23
403.23