400mAห步ᢛᵹDC/DC䕀ᤶ఼ New Product Release XC9244/XC9245 Series ᭄ⷕⳌᴎ ᚻ ヨ䆄ᴀ⬉㛥 XC9244/XC9245㋏߫ѻકᰃݙ㕂њ0.65㱅P≳䘧偅ࡼԧㅵঞ0.45㱅N≳䘧ᓔ݇ԧㅵ ⱘᇣൟ䰡य़ৠℹᭈ⌕DC/DC䕀ᤶ఼DŽ㕂䳊䚼ӊাՓ⫼㒓ᇣൟ䱊⫋⬉ᆍˈेৃ〇ᅮ ഄ ᦤ կ ᳔ 400mA ⱘ ⬉ ⌕ DŽ XC9244 ㋏ ߫ 䞛 ⫼ PWM ᅮ ࠊ ˈ XC9245 ㋏ ߫ 䞛 ⫼ PWM/PFM㞾ࡼ䕀ᤶࠊˈᰃᅲ⦄њԢ㒍⊶⬉य़ˈ催ᬜ⥛ⱘDC/DC䕀ᤶ఼DŽ䞛⫼њᇣൟ ᇕ㺙USPN-6ˈ㛑ᇍᑨ㡖ⳕぎ䯈ⱘ㽕∖DŽ USPN-6 (1.3mm㬍1.3mm㬍0.4mm) ᇣൟ࣪ᅲ⦄њ㡖ⳕぎ䯈 1 䂓ҷ㸼ᗻᷛ⬉ޚ䏃 䂓ᅲ㺙䴶⿃ⱘ↨䕗 XC9235 / XC9236 (600mA) L=4.7㱘H VIN VIN VOUT 400mA Lx CIN CL 2012 size CE CIN=4.7㱘F (ceramic) ዊဳൻ XC9244 / XC9245 (400mA) XC9235 XC9236 USP-6C CL=10㱘F (ceramic) VOUT CE VSS 2012 size 50％減 CL CIN 1608 size 1608 size USPN-6 Փ⫼ᇣൟ㒓ᇣൟ⬉ᆍˈা⫼᮶ᕔѻકⱘ㑺50%ⱘ䴶⿃ेৃᅲ㺙 催ᬜ⥛ⱘDC/DC䕀ᤶ఼DŽ ᇣൟLDOⱘᅲ㺙䴶⿃Ϟা䗑ࡴ㒓ˈेৃ㡖ⳕぎ䯈জ㛑ᵘ៤催ᬜ⥛ˈ থ⛁Ԣⱘ⬉⑤DŽ Ңᇣ䋳䕑ࠄ䋳䕑⬉⌕䛑㛑ֱᣕԢ㒍⊶⬉य़ 2 䂓VIN=4.2V䇭VOUT=3.3V 100 50 90 Ripple Voltage: Vr (mV) Efficiency : EFFI(%) 䂓 Ripple Voltage vs. Output Current䇭䇭 CIN=4.7㱘F(CM105X5R475) L=4.7㱘H(SPM3012),CL=10㱘F(CM105X5R106) 80 70 60 XC9245 XC9244 50 40 30 20 30 20 0 0.1 0 1 10 100 XC9244 XC9245 10 10 0.1 ϔ㠀ⱘIC 40 1000 1 10 100 1000 Output Current : IOUT(mA) Output Current : IOUT(mA) XC9245㋏߫ЎњֱᣕҢᇣ䋳䕑ࠄ䋳䕑ⱘ催ᬜ⥛ˈ㛑ᇍᑨ䋳䕑⬉⌕㞾ࡼ䖯㸠PWMࠊPFMࠊП䯈ⱘ䕀ᤶDŽ ϔ㠀ᚙމϟˈ䕀ᤶ⚍䰘䖥⬅Ѣ㒓⬉⌕䞡㒍⊶⬉य़䗤⏤DŽ XC9245㋏߫䞛⫼⣀⡍ⱘ⬉䏃ᡔᴃˈ㓈ᣕ催ᬜ⥛ⱘৠᯊᡥࠊⴔ⬉⌕䞡ˈ⒥ഄ䖯㸠䕀ᤶDŽℸˈᅲ⦄њᭈϾ䋳䕑ऎඳⱘԢ㒍⊶⬉य़DŽ ⬉ᆍⱘESRㄝᬜІ㘨䰏ᡫᕅડ⊶㒍⬉य़ˈ㒓ⱘDSR(Ⳉ⌕䰏ᡫᕅડᬜ⥛DŽ ⡍⚍ 䕧ܹ⬉य़㣗ೈ 2.3V 䌾 6.0V ᳔Duty 100% 䕧ߎ⬉य़䗝ᢽ 0.8V 䌾 4.0V䋨0.05V䯈䱨䋩 ࡳ㛑 䰤ᅮ⬉⌕ᘦ⌕⿃ߚ䮽䫕) ⟎ݙԧㅵ 䕧ߎ⬉ᆍ఼ CL催䗳ᬒ⬉ࡳ㛑催䗳䕃ਃࡼ 䱊⫋⬉ᆍᇍᑨ 䕧ߎ⬉⌕ 0.65㱅P-ch侚ࢩԧㅵ 0.45㱅N-chৠℹᭈ⌕ᓔ݇ԧㅵ 94% (VIN=4.2V VOUT=3.3V) 400mA ᤃ㤵乥⥛ 1.2MHz ±15% 催ᬜ⥛ ࠊᮍᓣ PWMᅮ (XC9244) PWM/PFM㞾ࡼߛᤶࠊ (XC9245) ᇕ㺙 USPN-6 www.torex.co.jp/chinese/ July 2011 䃂ᴀ 䌘 ᭭ ᠔ ⱏ䕑ⱘݙᆍˈৃ㛑 Ӯ ᮴ 䗮 ਞⱘᚙ މϟ䱣ᯊবˈᬙ 䇋 㾕 䇙DŽ New Product Release 400mAৠℹᭈ⌕DC/DC䕀ᤶ఼ XC9244/XC9245 Series ᓔ݇ԧㅵሎᇌⱘ᳔Շ࣪ᅲ⦄њ催ᬜ⥛ 3 䂓䰡य़ৠℹᭈ⌕DC/DCⱘࡳ⥛ᤳ㗫 䂓VIN=5.0V䇭VOUT=1.5V VIN 100 P≳䘧ᓔ݇ (P-ch) DC/DC䕀ᤶ఼ ប⬉〝 㪣㪯 80 Efficiency : EFFI(%) 㒓 CE 90 ⬅ᓔ݇ԧㅵⱘ ᇐ䗮⬉䰏䕧ߎ⬉⌕ ᏺᴹⱘ⛁ᤳ㗫 㒓ⱘ Ⳉ⌕⬉䰏៤ߚ 䋨 䋩 㪚㪣 N≳䘧ᓔ݇ (N-ch) 㪭㪦㪬㪫 䂓䕧ܹ䕧ߎय़Ꮒⱘᴵӊϟ ˄䖲㓁ⱘ˅㒓⬉⌕⊶ᔶ 50 XC9245 40 LDO 30 20 0 0.1 1 10 Output Current : IOUT(mA) 100 1000 ৠℹᭈ⌕ⱘ䰡य़DC/DC䕀ᤶ఼ⱘࡳ⥛ᤳ㗫Пϔᰃᓔ݇ԧㅵⱘᤳ㗫DŽ XC9244/XC9245㋏߫ˈЎњ䖒ࠄᇣൟ࣪гϡ䰡Ԣᬜ⥛ˈ䖯㸠њৠℹᭈ⌕ᓔ݇ԧㅵሎᇌⱘ᳔Շ࣪DŽ 䕧ܹ⬉य़䕧ߎ⬉य़ⳌᏂ䕗ᯊˈ㒣ᐌӮ䗝ᢽՓ⫼䰡य़DCDC䕀ᤶ఼ˈℸᴵӊϟ៥ӀⴔⴐѢN-ch ৠℹᭈ⌕ԧㅵⱘ ONᯊ䯈ব䭓䖭ϔ⡍⚍ˈᇚⱘ N-chᇐ䗮⬉䰏䆒ᅮЎ↨ P-chᇐ䗮⬉䰏 0.65㱅ⱘᇣⱘ 0.45㱅Ң㗠ޣᇥњᤳ༅DŽϢℸৠᯊᇣൟ࣪জޣᇥњᓔ݇ԧㅵⱘᆘ⫳ᆍ䞣ˈ䖯ϔℹޣᇥњᤳ༅ˈᦤ 催њᬜ⥛DŽ ݊㒧ᵰབϞ᠔⼎ˈ䕧ܹ⬉य़䕧ߎ⬉य़ⳌᏂ䕗ᑊϨ䕧ߎ⬉⌕䕗ᇣⱘᚙމϟˈ↨ᴀ݀ৌⱘᷛޚሎ ᇌ䰡य़DC/DC䕀ᤶ఼XC9236㋏߫ࡴথњ催ᬜ⥛ⱘ⫼DŽ N≳䘧ᓔ݇ 䌏䌮ᯊ䯈 P≳䘧ᓔ݇ 䌏䌮ᯊ䯈 4 XC9236 60 10 㒓ⱘⳈ⌕⬉䰏 䕧ߎ⬉⌕ᏺᴹⱘ ⛁ᤳ㗫 VSS 70 䰡य़ৠℹᭈ⌕ᓣDC/DC䕀ᤶ఼ⱘ⡍ᗻ↨䕗 ޣ䜡ড়⬉⌕⌕䞣ৃ䗝ᢽ᳔Շѻકޤ 䇭䇭䇭XC9244/XC9245 䇭䇭䇭䇭䇭䇭䇭䇭䇭XC9235/XC9236/XC9237 ᳔䕧ߎ⬉⌕ 400mA 䇭䇭䇭䇭䇭XC9242/XC9243 䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭600mA 䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭1000mA䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭䇭2000mA 䕧ߎ⬉य़㣗ೈ 0.8V䌾4.0V (0.05V䯈䱨) 䕧ܹ⬉य़㣗ೈ 2.3V䌾6.0V ᓔ݇乥⥛ 䇭䇭䇭䇭XC9223/XC9224 1.2MHz±15% 0.8V䌾4.0V (0.05V䯈䱨) 1.8V䌾6.0V 1.2MHz±15% 3MHz±15% ৃҢ0.9VᓔྟࠄVINⱘ㣗ೈˈݙ 䗮䖛ߚय़⬉䰏䆒ᅮ䕧ߎ⬉य़ 2.5V䌾6.0V 1MHz±15% 䋨䚼ᯊ䩳ৠᳳᇍᑨ䋩 2MHz±15% 䋨䚼ᯊ䩳ৠᳳᇍᑨ䋩 PWM/PFM㞾ࡼߛᤶ (PWMᅮッᄤ䰘᳝)䋺 䋨XC9223/24݅䗮䋩 ৃҢ0.9VᓔྟࠄVINⱘ㣗ೈˈݙ 䗮䖛ߚय़⬉䰏䆒ᅮ䕧ߎ⬉य़ 2.7V䌾5.5V 1.2MHz±15% PWMᅮ䋺䋨XC9244䋩 PWM/PFM㞾ࡼߛᤶ䋺䋨XC9245䋩 PWM࿕ቯ䋺䋨XC9235䋩 PWM/PFM㞾ࡼߛᤶ䋺䋨XC9236䋩 ࠊᮍᓣࡼߛᤶ䋺 (XC9237) P≳䘧ᓔ݇ON⬉䰏 0.65㱅@VIN=5.0V 0.35㱅@VIN=5.0V 0.19㱅@VIN=5.0V 0.11㱅@VIN=5.0V N≳䘧ᓔ݇ON⬉䰏 0.45㱅@VIN=5.0V 0.45㱅@VIN=5.0V 0.21㱅@VIN=5.0V 0.11㱅@VIN=5.0V 18㱘A 15㱘A(1.2MHz) 30㱘A(1MHz) 41㱘A ࠊ ⍜㗫⬉⌕ ᇕ㺙 (mm) USPN-6 (1.3㬍1.3㬍0.4) ഞ⢻ 䊶CEࡳ㛑 䊶䰤ᅮ⬉⌕ 䋨ᘦ⌕⿃ߚ䮽䫕䋩 䍃CL 催䗳ᬒ⬉ 䍃催䗳䕃ਃࡼ SOT-25 (2.9㬍2.8) USP-6C (1.8㬍2.0㬍0.6) USP-6EL (1.8㬍2.0㬍0.4) 䊶CEࡳ㛑 䍃䰤ᅮ⬉⌕ 䋨ᘦ⌕⿃ߚ䮽䫕䋩 䍃CL 催䗳ᬒ⬉ 䍃催䗳䕃ਃࡼ PWM࿕ቯ䋺䋨XC9242䋩 PWM/PFM㞾ࡼߛᤶ䋺(XC9243) MSOP-10 (3.0㬍4.9) USP-10B (2.9㬍2.6㬍0.6) USP-10B (2.9㬍2.6㬍0.6) 䊶䚼ᯊ䩳ৠᳳᇍᑨ 䍃CEࡳ㛑 䍃䗝ᢽ䕀ᤶ2Ͼ䰤ᅮ⬉⌕ 䋨ᘦ⌕⿃ߚ䮽䫕䋩 䍃ⷁ䏃ֱᡸࡳ㛑 䍃䖛⛁ذᴎ 䊶䕃ਃࡼ 䍃⬉य़Ẕ⌟ࡳ㛑(XC9224ᜬᎿ) 䍃CEࡳ㛑 䍃䰤ᅮ⬉⌕ 䋨ᘦ⌕㞾ࡼᔦ䋩 䍃䖛⛁ذᴎ 䍃CL 催䗳ᬒ⬉ 䍃䕃ਃࡼ www.torex.co.jp/chinese/ July 2011 䃂ᴀ䌘᭭᠔ⱏ䕑ⱘݙᆍˈৃ㛑Ӯ᮴䗮ਞⱘᚙމϟ䱣ᯊবˈᬙ䇋㾕䇙DŽ