欧创芯OCX OC5128 8-100V 1.2A 降压恒流车灯电源芯片IC

OC5128 ᰃϔℒݙ㕂100V ࡳ⥛ MOS 催ᬜ⥛ǃ催㊒ᑺⱘᓔ݇䰡य़ൟ໻ࡳ⥛ LED ᘦ⌕偅ࡼ㢃⠛DŽ OC5128 䞛⫼೎ᅮ乥⥛ⱘ PWM Ꮉ԰ ῵ᓣˈ݌ൟᎹ԰乥⥛Ў 160KHzDŽ OC5128 䞛⫼ᑇഛ⬉⌕Ẕ⌟῵ᓣˈ಴ ℸ݋᳝Ӭᓖⱘ䋳䕑䇗ᭈ⥛⡍ᗻDŽ OC5128 䲚៤њ催Ԣ҂ࡳ㛑ˈৃҹ䗮 䖛 MODE ッষᅲ⦄催Ԣ҂ⱘࡳ㛑ߛᤶDŽ MODE  ぎЎ催҂῵ᓣˈ MODE ᥹催⬉ᑇ Ў 1/2 ⬉⌕ⱘԢ҂῵ᓣDŽ OC5128ݙ䚼䖬䲚៤њ VDD〇य़ㅵҹ ঞ䖛⏽ֱᡸ⬉䏃ㄝˈޣᇥ໪ೈܗӊᑊᦤ催 ㋏㒳ৃ䴴ᗻDŽ OC5128 䞛⫼ ESOP8 ᇕ㺙DŽᬷ⛁⠛ݙ 㕂᥹ SW 㛮DŽ ⡍⚍ ƹݙ㕂 100V MOS ƹᆑ䕧ܹ⬉य़㣗ೈ˖ 8V~100V ƹ䕧ߎ⬉⌕㣗ೈ˖ 100mA~1.8A ƹ催ᬜ⥛˖ৃ催䖒 93% ƹᎹ԰乥⥛˖ 160KHz ƹ㢃⠛կ⬉⃴य़ֱᡸ˖ 4.1V ƹᑇഛ⬉⌕Ꮉ԰῵ᓣ ƹᱎ㛑䖛⏽ֱᡸ ƹݙ㕂 VDD 〇य़ㅵ ᑨ⫼ ƹ⬉ࡼ㞾㸠䔺ǃᨽᠬ䔺♃ ƹ≑䔺✻ᯢ ƹⳈ⌕៪Ѹ⌕䕧ܹ LED 偅ࡼ ⥛ࡳ໻ƹ LED ✻ᯢ ƹ LED 㚠ܝ