TPS548B22RVFR LQFN-40 Amacandelo e-elektroniki adityanisiweyo aguqulela isekethe 1.5V-18V
TPS548B22RVFR LQFN-40 Amacandelo e-elektroniki adityanisiweyo aguqulela isekethe 1.5V-18V
Iimpawu eziphambili zeTPS548B22
● ULuhlu loNgeniso loNgeniso lweNguqulelo (PVIN): 1.5 V ukuya kwi-18 V
●Igalelo le-Bias Voltage (VDD) Uluhlu: 4.5 V ukuya ku-22 V
● I-Output Voltage Range: 0.6 V ukuya kwi-5.5 V
●Idityanisiwe, 4.1-mΩ kunye ne-1.9-mΩ iiMOSFET zaMandla ezine-25-A eQhubelekayo iPhumo langoku
●Voltage Reference 0.6 V ukuya 1.2 V in 50-mV Amanyathelo Ukusebenzisa VSEL Pin
● ± 0.5%, 0.9-VI-REFUkunyamezela Uluhlu: -40 ° C ukuya + 125 ° C Ubushushu beJunction
●Inyani yoMhlukano weRemote yeAplifier
●D-CAP3™ Control Loop ukuxhasa ii-Bulk Capacitors ezinkulu kunye/okanye iiMLCCs ezincinci ngaphandle kwembuyekezo yangaphandle
● Ulawulo Lwexesha Olulungelelanisiweyo NgeeSetingi ezi-4 eziKhethekayo zokuphindaphinda: 425 kHz, 650 kHz, 875 kHz kunye ne-1.05 MHz
● Ubushushu buBuyekeziwe kunye neProgrammable Positive and Negative Current Limit kunye ne-OC Clamp
● Ukukhetha iHiccup okanye iLatch-Off OVP okanye i-UVP
●Uhlengahlengiso lwangaphandle lweVDD UVLO nguPrecision EN Hysteresis
● Inkxaso yokuQalisa iPrebias
●I-Eco-Mode kunye ne-FCCM eKhethekileyo
●Uluhlu olupheleleyo loKhuseleko lweFault kunye nePGOOD
●7 mm × 5 mm × 1.5 mm, 40-Pin, Ipakishe ye-Stack eClitshiweyo ye-LQFN-CLIP
Inkcazelo ye-TPS548B22
Isixhobo se-TPS548B22 sisiguquli sebhanti enye edibeneyo kunye ne-adaptive on-time, i-D-CAP3 yolawulo lwemowudi.Yenzelwe ukuchaneka okuphezulu, ukusebenza kakuhle okuphezulu, ukusabela okwethutyana ngokukhawuleza, ukusebenziseka ngokulula, ukubala okuphantsi kwecandelo langaphandle, kunye neenkqubo zamandla ezijonga indawo.
Esi sixhobo sinengqiqo epheleleyo eyahlukileyo, i-TI edibeneyo ye-FET ene-high-sideon-resistance ye-4.1 mΩ kunye ne-low-side on-resistance ye-1.9 mΩ.Isixhobo sikwanazo nereferensi echanekileyo ye-0.5%, i-0.9-V yereferensi kunye noluhlu lwamaqondo obushushu phakathi kwe -40 ° C kunye + 125 ° C. Iimpawu ezikhuphisanayo ziquka: inani eliphantsi kakhulu lecandelo langaphandle, ukulawulwa komthwalo ochanekileyo kunye nokulawulwa komgca, ukuchaneka kwe-voltage setpoint, auto- tsiba okanye ukusebenza kwemowudi ye-FCCM, kunye nolawulo lwangaphakathi lwesoft.
Isixhobo se-TPS548B22 sifumaneka kwi-7 mm × 5 mm, i-40-pin, i-LQFN-CLIP (RVF) iphakheji (i-RoHs exempted).
1. Ngoobani abasebenzi kwisebe lakho le-R & D?Ziziphi iziqinisekiso zakho?
-R & D UMlawuli: yenza isicwangciso sexesha elide seR & D senkampani kwaye ubambe isikhokelo sophando kunye nophuhliso;Ukukhokela kunye nokulawula isebe le-r&d ukuphumeza isicwangciso se-r&d yenkampani kunye nesicwangciso sonyaka se-R&D;Lawula inkqubela phambili yophuhliso lwemveliso kwaye uhlengahlengise isicwangciso;Misela uphando lwemveliso egqwesileyo kunye neqela lophuhliso, uphicotho kunye noqeqesho olunxulumene nabasebenzi bobugcisa.
Umphathi we-R & D: yenza imveliso entsha ye-R & D isicwangciso kwaye ubonise ukwenzeka kwesicwangciso;Ukongamela kwaye ulawule inkqubela kunye nomgangatho womsebenzi we-r&d;Phanda ngophuhliso lwemveliso entsha kwaye ucebise izisombululo ezisebenzayo ngokweemfuno zabathengi kwiinkalo ezahlukeneyo
Abasebenzi be-R&d: ukuqokelela kunye nokusombulula iinkcukacha eziphambili;inkqubo yeKhompyutha;Ukuqhuba iimvavanyo, iimvavanyo kunye nohlalutyo;Lungisa izixhobo kunye nezixhobo zovavanyo, iimvavanyo kunye nohlalutyo;Ukurekhoda idatha yokulinganisa, yenza izibalo kwaye ulungiselele iitshathi;Yenza uphando lwamanani
2. Yintoni uphando lwakho lwemveliso kunye nombono wophuhliso?
-Umbono wemveliso kunye nokukhethwa kwemveliso kunye novavanyo lwenkcazo yemveliso kunye noyilo lwesicwangciso seprojekthi kunye novavanyo lwemveliso kunye nokuqinisekiswa kokuqaliswa kwintengiso
