参数资料
型号: MC33262DR2
厂商: ON Semiconductor
文件页数: 11/19页
文件大小: 394K
描述: IC PFC COMPACT PRECONVERT 8SOIC
产品变化通告: LTB Notification 03/Jan/2008
标准包装: 1
模式: 临界传导(CRM)
电流 - 启动: 250µA
电源电压: 12 V ~ 28 V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOICN
包装: 剪切带 (CT)
其它名称: MC33262DR2OSCT
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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