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參數資料
| 型號： | MC33262P |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 穩壓器 |
| 英文描述： | POWER FACTOR CONTROLLERS |
| 中文描述： | 0.5 A POWER FACTOR CONTROLLER, PDIP8 |
| 封裝： | PLASTIC, DIP-8 |
| 文件頁數： | 12/16頁 |
| 文件大小： | 391K |
| 代理商： | MC33262P |
MC34262 MC33262
12
MOTOROLA ANALOG IC DEVICE DATA
2
0.68
C1
1.5V
Error Amp
Overvoltage
Comparator
+1.08 Vref
+
Quickstart
10
μ
A
10pF
20k
+
+
1.6V/
1.4V
Timer R
330
C3
100
C4
13V/
8.0V
MTW
20N50E
Q1
1.3M
R5
Figure 21. 450 W Universal Input Power Factor Controller
+
+
+
RFI
Filter
C5
D4
D3
D2
D1
0.01
C2
6.7V
Zero Current
Detector
VO
T
UVLO
Current Sense
Comparator
RS
Latch
1.2V
36V
2.5V
Reference
16V
10
Drive
Output10
Multiplier
Delay
90 to 268
Vac
2
12k
R3
22k
R4
100k
R6
8
1N4934
D6
10k
R1
1.6M
R2
0.05
R7
4
7
5
3
1
MUR460
D5
400V/1.125A
6
0.001
330
Vref
Power Factor Controller Test Data
AC Line Input
DC Output
Current Harmonic Distortion (% Ifund)
THD
2
Vrms
90
Pin
489.5
PF
Ifund
5.53
3
5
7
VO(pp)
8.8
VO
395.5
IO
1.14
PO
450.9
η
(%)
0.990
2.2
0.10
1.5
0.25
0.83
92.1
120
475.1
0.998
3.94
2.5
0.12
0.29
0.62
0.52
8.8
395.5
1.14
450.9
94.9
138
470.6
0.998
3.38
2.1
0.06
0.70
1.1
0.41
8.8
395.5
1.14
450.9
95.8
180
463.4
0.998
2.57
4.1
0.21
2.0
1.6
0.71
8.9
395.5
1.14
450.9
97.3
240
460.1
0.996
1.91
4.8
0.14
4.3
2.2
0.63
8.9
395.5
1.14
450.9
98.0
268
459.1
0.995
1.72
5.8
0.10
5.0
2.5
0.61
8.9
395.5
1.14
450.9
98.2
= Coilcraft P3657–A
Primary: 38 turns Litz wire, 1300 strands of #48 AWG, Kerrigan–Lewis, Chicago, IL
Secondary: 3 turns of # 20 AWG
Core: Coilcraft PT4220, EE 42–20
Gap: 0.180
″
total for a primary inductance (LP) of 190
μ
H
= AAVID Engineering Inc. 604953B04000 Extrusion
T
Heatsink
This data was taken with the test set–up shown in Figure 24.
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