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OB2262 Datasheet

15W Adapter Module Design

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OB2262 pdf
OB2262 Application Note
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15W Adapter Module Design
with OB2262
(Preliminary Release)
Key Features
ƒ Low component count
ƒ Standby Power 0.2W
ƒ Audio noise free operation
ƒ OCP with line compensation
Version
v.1.0
Date Revision History
2005-6-23 Preliminary Release
© On-Bright Electronics
Confidential
OB_DOC_AN_2262A1



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OB2262 Datasheet Preview

OB2262 Datasheet

15W Adapter Module Design

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OB2262 pdf
OB2262 Application Note
Index
1 Adaptor Module Specification ..................................................................................................................... 3
1.1. Input Characteristic .......................................................................................................................... 3
1.2. Output Characteristic........................................................................................................................ 3
1.3. Performance Spec............................................................................................................................. 4
1.4. Protection Features ........................................................................................................................... 4
1.5. Environmental .................................................................................................................................. 4
1.6. Dielectric withstand (Hi-pot) test ..................................................................................................... 4
www.DataSheet4U.com1.7. Insulation.......................................................................................................................................... 4
2 Adaptor Module Information ....................................................................................................................... 5
2.1 Schematic ......................................................................................................................................... 5
2.2 PCB Garber File ............................................................................................................................... 6
2.3 BOM................................................................................................................................................. 7
3 Performance Evaluation ............................................................................................................................... 9
3.1 Input Characteristics....................................................................................................................... 10
3.2 Output Characteristics .................................................................................................................... 10
3.3 Protections...................................................................................................................................... 20
3.4 Brownout/Brownout recovery test ................................................................................................. 21
3.5 EMI Test ......................................................................................................................................... 22
3.5.1 Conducted EMI Test................................................................................................................... 22
3.5.2 Radiation EMI Test..................................................................................................................... 30
Figures
Figure 1 Measured ripple& noise waveform@90Vac/60HZ, no load. ........................................................11
Figure 2 Measured ripple& noise waveform@90Vac/60HZ, full load. .................................................. 12
Figure 3 Measured ripple& noise waveform@264Vac/50HZ, no load ...................................................... 12
Figure 4 Measured ripple& noise waveform@264Vac/50HZ, full load .................................................... 13
Figure 5 Measured overshoot waveform@90Vac/60HZ, full load............................................................. 14
Figure 6 Measured overshoot waveform@264Vac/50HZ, full load........................................................... 15
Figure 7 Output voltage waveform of under Dynamic test@264Vac/50HZ,full load................................ 15
Figure 8 Output voltage waveform under Dynamic test@90Vac/60HZ with full load .............................. 16
Figure 9 Turn on delay time measured waveform@90Vac/60HZ,full load................................................ 17
Figure 10 Turn on delay time measured waveform@240Vac/50HZ,full load ........................................... 17
Figure 11 Hold on delay time measured waveform@100Vac/60HZ,full load ........................................... 18
Figure 12 Rise time measured waveform@100Vac/60HZ,full load........................................................... 18
Figure 13 Rise time measured waveform@240Vac/50HZ,full load........................................................... 19
Figure 14 Fall time measured waveform@100Vac/60HZ,full load ........................................................... 19
Figure 15 Fall time measured waveform@240Vac/50HZ,full load ........................................................... 20
© On-Bright Electronics
Tables
Confidential
OB_DOC_AN_2262A1


Part Number OB2262
Description 15W Adapter Module Design
Maker On-Bright
Total Page 4 Pages
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