</a>led" title="led">led" title="led">led circuit diagram, the entire bill of materials required to build the supply, extensive documentation of the power transformer, along with test data and waveform plots of the most important electrical waveforms. This report describes a universal input, 5 V, 1000 mA and 18 V, 670 mA isolated flyback converter employing LNK6774V from the LinkSwitch-HP family of ICs. It contains the complete specification of the power supply, a detailed circuit diagram, the entire bill of materials required to build the supply, extensive documentation of the power transformer, along with test data and waveform plots of the most important electrical waveforms. This report describes a universal input, 5 V, 1000 mA and 18 V, 670 mA isolated flyback converter employing LNK6774V from the LinkSwitch-HP family of ICs. It contains the complete specification of the power supply, a detailed circuit diagram, the entire bill of materials required to build the supply, extensive documentation of the power transformer, along with test data and waveform plots of the most important electrical waveforms.
17W雙輸出反激轉(zhuǎn)換器參考設(shè)計(jì)主要特性和指標(biāo):
? Primary side regulated isolated flyback converter with ±5% regulation.
? 132 kHz switching frequency for small transformer and output filter size
? Full load continuous conduction mode operation for improved efficiency and reduced output capacitor ripple currents
? Multi-mode operation maximizes efficiency over full load range
? Below 100 mW power consumption with 50 mW standby load at 230 VAC.
? Extensive protection features including OVP, OTP, brown-in/out, line overvoltage, and lost-regulation (auto-restart)
? Meets EN-550022 and CISPR-22 Class B conducted EMI with 5 dB margin.
? Meets IEC61000-4-5 1 kV / 2 kV surge.
圖3. 17W轉(zhuǎn)換器參考設(shè)計(jì)外形圖
17W轉(zhuǎn)換器參考設(shè)計(jì)主要性能指標(biāo):
圖4. 17W轉(zhuǎn)換器參考設(shè)計(jì)電路圖
17W轉(zhuǎn)換器參考設(shè)計(jì)材料清單:
圖5. 17W轉(zhuǎn)換器參考設(shè)計(jì)變成壓器電路圖
圖6. 17W轉(zhuǎn)換器參考設(shè)計(jì)PCB布局圖
詳情請(qǐng)見:
http://www.powerint.com/sites/default/files/product-docs/linkswitch-hp_family_datasheet.pdf
和
http://www.powerint.com/sites/default/files/PDFFiles/rdr321.pdf
17W雙輸出反激轉(zhuǎn)換器參考設(shè)計(jì)主要特性和指標(biāo):
? Primary side regulated isolated flyback converter with ±5% regulation.
? 132 kHz switching frequency for small transformer and output filter size
? Full load continuous conduction mode operation for improved efficiency and reduced output capacitor ripple currents
? Multi-mode operation maximizes efficiency over full load range
? Below 100 mW power consumption with 50 mW standby load at 230 VAC.
? Extensive protection features including OVP, OTP, brown-in/out, line overvoltage, and lost-regulation (auto-restart)
? Meets EN-550022 and CISPR-22 Class B conducted EMI with 5 dB margin.
? Meets IEC61000-4-5 1 kV / 2 kV surge.
圖3. 17W轉(zhuǎn)換器參考設(shè)計(jì)外形圖
17W轉(zhuǎn)換器參考設(shè)計(jì)主要性能指標(biāo):
圖4. 17W轉(zhuǎn)換器參考設(shè)計(jì)電路圖
17W轉(zhuǎn)換器參考設(shè)計(jì)材料清單:
圖5. 17W轉(zhuǎn)換器參考設(shè)計(jì)變成壓器電路圖
圖6. 17W轉(zhuǎn)換器參考設(shè)計(jì)PCB布局圖
詳情請(qǐng)見:
http://www.powerint.com/sites/default/files/product-docs/linkswitch-hp_family_datasheet.pdf
和
http://www.powerint.com/sites/default/files/PDFFiles/rdr321.pdf
本站內(nèi)容除特別聲明的原創(chuàng)文章之外，轉(zhuǎn)載內(nèi)容只為傳遞更多信息，并不代表本網(wǎng)站贊同其觀點(diǎn)。轉(zhuǎn)載的所有的文章、圖片、音/視頻文件等資料的版權(quán)歸版權(quán)所有權(quán)人所有。本站采用的非本站原創(chuàng)文章及圖片等內(nèi)容無(wú)法一一聯(lián)系確認(rèn)版權(quán)者。如涉及作品內(nèi)容、版權(quán)和其它問(wèn)題，請(qǐng)及時(shí)通過(guò)電子郵件或電話通知我們，以便迅速采取適當(dāng)措施，避免給雙方造成不必要的經(jīng)濟(jì)損失。聯(lián)系電話：010-82306118；郵箱：aet@chinaaet.com。