參數(shù)資料
型號(hào): MC34262
廠商: ON SEMICONDUCTOR
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Power Factor Controllers(功率因數(shù)控制器)
中文描述: 功率因數(shù)控制器(功率因數(shù)控制器)
文件頁數(shù): 12/19頁
文件大小: 394K
代理商: MC34262
MC34262, MC33262
http://onsemi.com
12
2
0.68
C
1
1.5V
Error Amp
Overvoltage
Comparator
+1.08 V
ref
+
Quickstart
10 A
10pF
20k
+
+1.6V/
1.4V
Timer R
330
C
3
100
C
4
13V/
8.0V
MTP
14N50E
Q
1
1.3M
R
5
Figure 21. 175 W Universal Input Power Factor Controller
+
+
+
RFI
Filter
C
5
D
4
D
3
D
2
D
1
0.01
C
2
6.7V
Zero Current
Detector
V
O
T
UVLO
Current Sense
Comparator
RS
Latch
1.2V
36V
2.5V
Reference
16V
10
Drive
Output10
Multiplier
Delay
90 to
268 Vac
1
12k
R
3
22k
R
4
100k
R
6
1N4934
D
6
10k
R
1
1.6M
R
2
0.1
R
7
4
7
8
5
3
1
MUR460
D
5
400V/
0.44A
6
V
ref
Power Factor Controller Test Data
AC Line Input
DC Output
Current Harmonic Distortion (% I
fund
)
V
rms
P
in
PF
I
fund
THD
2
3
5
7
V
O(pp)
V
O
I
O
P
O
(%)
90
193.3
0.991
2.15
2.8
0.18
2.6
0.55
1.0
3.3
402.1
0.44
176.9
91.5
120
190.1
0.998
1.59
1.6
0.10
1.4
0.23
0.72
3.3
402.1
0.44
176.9
93.1
138
188.2
0.999
1.36
1.2
0.12
1.3
0.65
0.80
3.3
402.1
0.44
176.9
94.0
180
184.9
0.998
1.03
2.0
0.10
0.49
1.2
0.82
3.4
402.1
0.44
176.9
95.7
240
182.0
0.993
0.76
4.4
0.09
1.6
2.3
0.51
3.4
402.1
0.44
176.9
97.2
268
180.9
0.989
0.69
5.9
0.10
2.3
2.9
0.46
3.4
402.1
0.44
176.9
97.8
= Coilcraft N2880A
Primary: 78 turns of # 16 AWG
Secondary: 6 turns of # 18 AWG
Core: Coilcraft PT4215, EE 4215
Gap: 0.104
total for a primary inductance (L
P
) of 870 H
= AAVID Engineering Inc. 590302B03600
T
Heatsink
This data was taken with the test setup shown in Figure 24.
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