參數(shù)資料
型號(hào): MC33262DG
廠商: ON Semiconductor
文件頁(yè)數(shù): 11/19頁(yè)
文件大小: 394K
描述: IC PFC CONTROLLER CRM 8SOIC
標(biāo)準(zhǔn)包裝: 98
模式: 臨界傳導(dǎo)(CRM)
電流 - 啟動(dòng): 250µA
電源電壓: 12 V ~ 28 V
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOICN
包裝: 管件
MC34262, MC33262
http://onsemi.com
11
0.01
C
2
Multiplier
7.5k
R
3
11k
R
1
3
1
+
+
220
C
3
100
C
4
13V/
8.0V
MTP
8N50E
Q
1
2.2M
R
5
Figure 20. 80 W Power Factor Controller
+
+
+
RFI
Filter
C
5
D
4
D
3
D
2
D
1
6.7V
Zero Current
Detector
V
O
T
UVLO
Current Sense
Comparator
RS
Latch
1.2V
1.6V/
1.4V
36V
2.5V
Reference
16V
10
Drive
Output
10
Timer
Delay
92 to
138 Vac
1
22k
R
4
100k
R
6
1N4934
D
6
1.0M
R
2
0.1
R
7
4
7
8
5
6
2
MUR130
D
5
R
230V/
0.35A
0.68
C
1
1.5V
Error Amp
Overvoltage
Comparator
+
1.08 V
ref
+
V
ref
Quickstart
10mA
10pF
20k
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
h(%)
90
85.9
0.999
0.93
2.6
0.08
1.6
0.84
0.95
4.0
230.7
0.350
80.8
94.0
100
85.3
0.999
0.85
2.3
0.13
1.0
1.2
0.73
4.0
230.7
0.350
80.8
94.7
110
85.1
0.998
0.77
2.2
0.10
0.58
1.5
0.59
4.0
230.7
0.350
80.8
94.9
120
84.7
0.998
0.71
3.0
0.09
0.73
1.9
0.58
4.1
230.7
0.350
80.8
95.3
130
84.4
0.997
0.65
3.9
0.12
1.7
2.2
0.61
4.1
230.7
0.350
80.8
95.7
138
84.1
0.996
0.62
4.6
0.16
2.4
2.3
0.60
4.1
230.7
0.350
80.8
96.0
= Coilcraft N2881A
Primary: 62 turns of # 22 AWG
Secondary: 5 turns of # 22 AWG
Core: Coilcraft PT2510, EE 25
Gap: 0.0723 total for a primary inductance (L
P
) of 320 mH
= AAVID Engineering Inc. 590302B03600, or 593002B03400
T
Heatsink
This data was taken with the test setup shown in Figure 25.
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