参数资料
型号: MC33362DWR2
厂商: ON Semiconductor
文件页数: 11/14页
文件大小: 0K
描述: IC SWIT PWM OVP UVLO HV 16SOIC
产品变化通告: LTB Notification 03/Jan/2008
标准包装: 1
输出隔离: 隔离
频率范围: 59kHz ~ 315kHz
输入电压: 9.5 V ~ 40 V
输出电压: 500V
工作温度: -25°C ~ 150°C
封装/外壳: 16-SOIC(0.295",7.50mm 宽)13 引线
供应商设备封装: 16-SOIC W
包装: 标准包装
其它名称: MC33362DWR2OSDKR
MC33362
92 to 138
Vac Input
F1
1.0 A D4
D2
D3
D1
1N4004
C1
47
1
C5
4.0 nF
R6
100 k
1.0 W
D5
MUR
C6
47 pF
R7
2.2 k
1.0 W
160
C4
1.0
R1
8
6
Mirror
Reg
Startup
UVLO
14.5 V/
9.5 V
3
11
C2
10
R4
16 k
D6
R5 MUR
39 120
D7
T1 MBR
2515L
C8
330
C9 C10
330 330
1
L1
5.0 μ H
R8
220
R9
2.80 k
5.05 V/4.0 A
DC Output
C11
MOC
IC3
8.2 k
C3
1.5 nF
7
Osc
PWM Latch
S
Q
Driver
OVP
2.6 V
16
R3
2.7 k
2
IC2
3
8103
TL431B 2
C7
100 nF
1
220
C12
1.0
PWM
R
R10
Thermal
ILimit
LEB
9
5
4
R2
2.74 k
270 μ A
EA
2.6 V
10
2.7 k
4, 5, 12, 13
IC1 MC33362
Figure 22. 20 W Off ? Line Converter
Table 1. Converter Test Data
Test
Line Regulation
Load Regulation
Output Ripple
Efficiency
Conditions
V in = 92 Vac to 138 Vac, I O 4.0 A
V in = 115 Vac, I O = 1.0 A to 4.0 A
V in = 115 Vac, I O = 4.0 A
V in = 115 Vac, I O = 4.0 A
Results
D = 1.0 mV
D = 9.0 mV
Triangular = 10 mVpp
Spike = 60 mVpp
78.4%
This data was taken with the components listed below mounted on the printed circuit board shown in
Figure 23.
For high efficiency and small circuit board size, the Sanyo Os ? Con capacitors are recommended for C8,
C9, C10 and C11.
C8, C9, C10 = Sanyo Os ? Con #6SA330M, 330 m F 6.3 V.
C11 = Sanyo Os ? Con #10SA220M, 220 m F 10 V.
D7 = MBR2515L mounted on Aavid #592502B03400 heatsink.
L1 = Coilcraft S5088 ? A, 5.0 m H, 0.11 W .
T1 = Coilcraft S5069 ? A
Primary: 58 turns of # 26 AWG, Pin 1 = start, Pin 8 = finish.
Two layers 0.002 ″ Mylar tape.
Secondary: 4 turns of # 18 AWG, 2 strands bifiliar wound, Pin 5 = start, Pin 4 = finish.
Two layers 0.002 ″ Mylar tape.
Auxiliary: 10 turns of # 26 AWG wound in center of bobbin, Pin 2 = start, Pin 7 = finish.
Two layers 0.002 ″ Mylar tape.
Gap: 0.014 ″ total for a primary inductance (L P ) of 330 m H.
Core and Bobbin: Coilcraft PT1950, E187, 3F3 material.
http://onsemi.com
11
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