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.
相关PDF资料
MC33368DR2G IC PFC CONTROLLER CRM 16SOIC
MC33567D-1G IC REG CTRLR DUAL OUT 8-SOIC
MCP18480T-I/SS IC HOT SWAP CTRLR -48V 20SSOP
MCP9808T-E/MS IC TEMP SENSOR DGTL I2C 8MSOP
MCZ33998EGR2 IC REG CHARGEPUMP/LINEAR 24SOIC
MCZ34652EFR2 IC HOTSWAP CTRLR 2A NEG 16SOIC
MCZ34653EFR2 IC HOTSWAP CTRLR 1A NEG 8-SOIC
MCZ34670EG IC POE CURR MODE SW REG 20-SOIC
相关代理商/技术参数
MC33262DR2 功能描述:功率因数校正 IC Critical Mode PFC RoHS:否 制造商:Fairchild Semiconductor 开关频率:300 KHz 最大功率耗散: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Reel
MC33262DR2G 功能描述:功率因数校正 IC Critical Mode PFC w/OVP RoHS:否 制造商:Fairchild Semiconductor 开关频率:300 KHz 最大功率耗散: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Reel
MC33262P 功能描述:功率因数校正 IC Critical Mode PFC RoHS:否 制造商:Fairchild Semiconductor 开关频率:300 KHz 最大功率耗散: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Reel
MC33262PG 功能描述:功率因数校正 IC Critical Mode PFC w/OVP RoHS:否 制造商:Fairchild Semiconductor 开关频率:300 KHz 最大功率耗散: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Reel
MC33263 制造商:SPC Multicomp 功能描述:HEATSINK TO220 14/W 制造商:SPC Multicomp 功能描述:HEATSINK TO220 14C/W 制造商:SPC Multicomp 功能描述:HEAT SINK; Packages Cooled:TO-220; Thermal Resistance:13.4C/W; External Height - Imperial:1"; External Height - Metric:25.4mm; External Width - Imperial:1.374"; External Width - Metric:34.9mm; External Length - Imperial:0.5" ;RoHS Compliant: Yes
MC33263NW-30R2 制造商:Rochester Electronics LLC 功能描述:- Bulk
MC33263NW-38R2 制造商:Rochester Electronics LLC 功能描述:- Bulk
MC33263NW-40R2 制造商:Rochester Electronics LLC 功能描述:- Bulk