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TSD-794

更新时间： 2024-11-18 05:55:03
品牌 Logo 应用领域
PMI 变压器开关
页数 文件大小 规格书
9页 293K
描述
OFF-LINE SWITCH MODE TRANSFORMERS

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中文翻译

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TSD-794 数据手册

 浏览型号TSD-794的Datasheet PDF文件第2页浏览型号TSD-794的Datasheet PDF文件第3页浏览型号TSD-794的Datasheet PDF文件第4页浏览型号TSD-794的Datasheet PDF文件第5页浏览型号TSD-794的Datasheet PDF文件第6页浏览型号TSD-794的Datasheet PDF文件第7页 
OFF-LINE  
SWITCH MODE  
TRANSFORMERS  
Indicated Parts are UL1950 & CSA-950 Recognized under UL File# E162344  
* Designed for Use with Power Integrations IC's.  
*DesignEngineeringSupportAvailable.  
* Multiple Configurations.  
* Designed to Meet UL1950/IEC950 Safety Standards.  
GENERAL APPLICATION INFORMATION  
PremierMagnetics'Off-LineSwitchModeTransformershavebeendesignedforusewithPowerIntegrations,Inc.TOPXXX  
seriesofoff-linePWMswitchingregulatorsintheFlybackBuck-Boostcircuitconfiguration.Thisconversiontopologycan  
provideisolatedmultipleoutputswithefficienciesupto90%. Premiers'SwitchingTransformershavebeenoptimizedto  
providemaximumpowerthroughput.  
TheTOPXXXseriesfromPowerIntegrations,Inc.areselfcontainedupto132KHz controlledPWMswitchingregulators.  
This series contains all necessary functions for an off-line switched mode control DC power source. These switching  
regulatorsprovideaverysimplesolutiontooff-linedesigns.TheinductorsandtransformerusedwiththePWR-TOPXXX  
are critical to the performance of the circuit. They define the overall efficiency, output power and overall physical size.  
Below is a universal input high precision 15V @ 2 Amps (30 watt) application circuit utilizing Power Integrations PWR-  
TOP226 switching regulator in the flyback buck-boost configuration. The component values listed are intended for  
referencepurposesonly.ThesoftstartcapacitorCssisoptionaldependingonthespecificapplication.Simplertopology  
is possible depending on the line/load regulation required.  
SCHEMATIC  
PREMIER MAGNETICS PART NUMBERS:  
(REQUEST DATA SHEETS BY PART#)  
L1 = PMCU-0330 33mHy EMI/RFI CMC  
T1 = POL-30208 MAIN SWITCHING TRANSFORMER  
L2 = VTP-01001 10uHy, 1.0Amp INDUCTOR  
BR1  
ALUMINUM ELECTROLYTIC FILTER CAPACITOR RATINGS:  
+30V OUTPUT: C12 >63V, Ripple Rated > 900mA @ 100KHz @ Max. Op. Temp.  
PANASONIC: ECA1JFG471  
-30V OUTPUT: C10 >63V, Ripple Rated > 95mA @ 100KHz @ Max. Op. Temp.  
PANASONIC: ECA1JFG100  
+18V OUTPUT: C2 >35V, Ripple Rated > 410mA @ 100KHz @ Max. Op. Temp.  
PANASONIC: ECAIVFG470  
F1  
EMI FILTER  
DF04M  
400V, 1.0A  
HOT RAIL  
+90 to 375Vdc  
3.1A  
250v  
L1  
PMCU-0330  
33mHY  
~
+
LINE  
1
2
3
C1  
63 uF  
400V  
D5  
MUR620  
85-265Vac  
50/60Hz  
C6  
0.1uF  
+30Vdc  
@ 750mA  
10  
L4  
4
~
-
NEUT  
C12  
470uF  
63V  
C13  
100uF  
63V  
+
+
+
+
VTP-01001  
10uH @ 1.0A  
C6 = 0.1uF 250Vac  
X2-Saftey Cap  
9
+/- 30V RTN  
CLAMP  
NETWORK  
1
SEC #2  
VR1  
C10  
10uF  
63V  
C11  
10uF  
63V  
L3  
P6KE200A  
D1  
PRI  
VTP-01001  
10uH @ 1.0A  
MUR160  
(BYV26C)  
8
-30Vdc  
@ 50mA  
2
D4 MUR620  
L2  
D2  
1N4148  
VTP-01001  
10uH @ 1.0A  
D3  
MUR420  
U3 NEC  
PS2501-1  
4
4
5
+18Vdc  
@ 300mA  
7
6
C
C4  
1
R3  
11.0K 1%  
0.1uF  
1/2 OF U3  
C2  
+
C3  
47uF  
35V  
A
+
BIAS  
47uF  
35V  
U1  
C
2
R4  
1.0K 1%  
E
1/2 OF U3  
POWER INT.  
PWR-TOP244YAI  
PROPERLY SIZED  
HEAT SINK  
3
SEC #1  
18V RTN  
C5  
47uF  
R1  
6.2  
R2  
470  
R5  
39  
1/4W  
T1  
POL-30208  
DRAIN  
SOFT  
START  
SOURCE  
KELVIN CONNECT  
U2  
C TL431  
R
1
C9  
0.1uF  
+
CONTROL  
C7 & C8 = 250Vac  
Css  
4.7uF  
Y-SAFTEY CAPACITORS  
EMI FILTER  
8
A
6
C7  
2.2nF  
C8  
2.2nF  
HIGH VOLTAGE RETURN  
Specifications subject to change without notice.  
pol 03/04  
20381 BARENTS SEA CIRCLE, LAKE FOREST, CA 92630 • TEL: (949) 452-0511 • FAX: (949) 452-0512 • http://www.premiermag.com  
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