簡(jiǎn)介：PT1909 是一款超高壓線性輸入輸出恒功率 LED 驅(qū)動(dòng) IC，輸入電壓可達(dá) 400V，適用于驅(qū)動(dòng)高電壓小電流 LED 負(fù)載。應(yīng)用方案外部元件極少，布局緊湊，能 簡(jiǎn)單靈活地應(yīng)用于各種小體積或者平面型 LED 產(chǎn)品， PT1909 可提供 5~200Ma 峰值電流；PT1909 集成乘法器，極太地改善了系統(tǒng)的功率因數(shù)，以及超低的系統(tǒng) THD（滿足 IEC 標(biāo)準(zhǔn)）；同時(shí)，簡(jiǎn)單的線性驅(qū)動(dòng) 方式不需磁性元件，很好地避免 EMI 干擾問(wèn)題。
PT1909芯片特點(diǎn)：?jiǎn)晤wIC可做25W。輸入輸出恒功率。集成700V的MOS高P/低THD/高效率。20~400V工作電壓。多個(gè)IC并聯(lián)可做大功率。專歷的去COMP電容閉環(huán)控制。集成PWM和模擬0.1-2.5V調(diào)光，實(shí)現(xiàn)小于1%調(diào)光深度（800Hz）。封裝ESOP-16和ESOP-8。
應(yīng)用范圍： LED 投光燈 、 LED 路燈、 其他 LED 燈
LCD驅(qū)動(dòng)產(chǎn)品
PT6530 PT6533 PT6578 PT16511 PT16512 PT16514 PT16517 PT16527 PT16528 PT16556 PT16557 PT16576 PT16580 PT16581 PT16589 PT6590 PT6592 PT6594 PT6595 PT16516 PT6520 PT16588 PT6540 PT6541
TFT驅(qū)動(dòng)產(chǎn)品
PT16005 PT16006 PT6003 PT16102 PT16103 PT16105C PT16106 PT16203 PT16205 PT16206 PT6891 PT16824 PT16825 PT16826 PT16821 PT6892
音箱產(chǎn)品
PT12311 PT12313 PT12913 PT12916 PT12917 PT12919 PT2347 PT2348 PT2929 PT2312E PT2313E PT2314E PT2315E PT2033 PT2256V PT2257 PT2259 PT2258 FR6311 PT2386 PT2399 FR6391 PT2392 PT8211 PT3344 PT3323 PT2308 PT2366 PT2366L PT3371 PT3300 PT2831 PT2832 PT2334 PT2369 PT2811 PT2830 PT2834
電機(jī)驅(qū)動(dòng)產(chǎn)品
PT2465 PT2474 PT2484 PT5139 PT2464 PT2466 PT2467 PT2470 PT2471 PT2472 PT2476 PT2480 PT2481 PT2482 PT2485 PT2486 PT5126A PT5126-HS PT5126A-S PT2463 PT2469 PT2475 PT2477 PT2478L PT2479L PT2483L PT5111 PT5119 PT2432C PT2502 PT2522 PT2505 PT2515 PT2511 PT2513 PT2581 PT5606 PT5607 PT5616 PT5616A PT5617 PT5618 PT5619 PT5620 PT5671
LED驅(qū)動(dòng)產(chǎn)品
PT6955 PT6958 PT6959 PT6961 PT6964 PT6965 PT6967 PT6969 PT6950 PT6951 PT6952 PT6726 PT1901C PT1901D PT1902A PT1903 PT1905 PT1906 PT1907 PT1908 PT1909 PT1910 PT1911 PT1920 PT6910A PT6912 PT6913 PT6923 PT6925 PT6911 PT6917 PT6978A PT6984A PT6985 PT6988 PT6989 RS2322 PT6908 PT6971 PT6973 PT16972 PT19940 PT16941 PT16750 PT16751 PT16752 PT16974 PT16976
RF產(chǎn)品
FS8107E FS8108 FS8308 PA2460 PT4301 PT4302 PT4303 PT4305 PT4306 PT43074 PT4308 PT4318 PT4330 RX3310A PT4450 PT4452 PT4455 PT4456 PT2221M PT2222M PT2240 PT2272 PT2260 PT2262 PT2264
MCU產(chǎn)品
PT32U301 PT32U303 PT32C302 PT32M622 PT32M625 PT32M725
