零件編號(hào) | 下載 訂購(gòu) | 功能描述/絲印 | 制造商 上傳企業(yè) | LOGO |
---|---|---|---|---|
RT7274 | 2A, 18V, 700kHz ACOT? 同步降壓型 DC/DC 轉(zhuǎn)換器; ? 具ACOT? 操作模式提供快速的瞬時(shí)響應(yīng)\n? 4.5V 至 18V 輸入電壓范圍\n? 最大2A 輸出電流\n? 具有針對(duì)低占空比的應(yīng)用的高效率內(nèi)置N-MOSFET\n? 105mΩ的內(nèi)部低端N-MOSFET \n? 進(jìn)階的恒定導(dǎo)通時(shí)間控制\n? 允許陶瓷電容作為輸出電容\n? 700kHz切換頻率\n? 可調(diào)輸出電壓范圍0.765V 至 8V \n? 可調(diào)整設(shè)計(jì)的緩啟動(dòng)機(jī)制\n? 逐周期電流限制\n? 輸入欠壓閉鎖\n? 過(guò)熱保護(hù)\n? 符合RoHS規(guī)范與無(wú)鹵特性\n; RT7274/79/80/81 系列為ACOT(Advanced Constant On-Time)操作模式之同步整流降壓式直流轉(zhuǎn)換器,輸入電壓4.5V至18V范圍內(nèi),最大電流輸出為2A。系統(tǒng)操作于ACOT模式下可在廣負(fù)載變動(dòng)范圍內(nèi)提供良好的瞬時(shí)響應(yīng),并于輸出電容的選擇上可選用具較小ESR的陶瓷電容,并確保整體系統(tǒng)表現(xiàn)的穩(wěn)定性。此外,RT7274/79/80/81 在輸入與負(fù)載變動(dòng)情形下仍能提供良好的恒定操作頻率表現(xiàn),內(nèi)建的整流開關(guān)可允許在輸出在全負(fù)載變動(dòng)范圍內(nèi)提供良好的轉(zhuǎn)換效率。藉由偵測(cè)同步整流開關(guān)的端電壓可達(dá)到逐周期形式的限流機(jī)制,并可藉由外部的電容設(shè)計(jì)達(dá)到緩啟動(dòng)效果,消除啟動(dòng)時(shí)產(chǎn)生過(guò)大的輸入電涌。在保護(hù)機(jī)制方面,RT7274/79/80/81 均有過(guò)熱保護(hù)功能,而RT7279/80 則另含有輸出過(guò)電壓保護(hù)功能。 | RichtekRichtek Technology Corporation 立锜科技立锜科技股份有限公司 | Richtek | |
RT7274 | 2A, 18V, 700kHz ACOTTM Synchronous Step-Down Converter | RichTekRichtek Technology Corporation 立锜科技立锜科技股份有限公司 | RichTek | |
Package:8-SOIC(0.154",3.90mm 寬)裸露焊盤;包裝:卷帶(TR)剪切帶(CT)Digi-Reel? 得捷定制卷帶 功能:降壓 類別:集成電路(IC) 穩(wěn)壓器 - DC-DC 開關(guān)穩(wěn)壓器 描述:IC REG BUCK ADJUSTABLE 2A 8SOP | Richtek USA Inc. Richtek USA Inc. | Richtek USA Inc. | ||
Package:8-SOIC(0.154",3.90mm 寬)裸露焊盤;包裝:卷帶(TR)剪切帶(CT)Digi-Reel? 得捷定制卷帶 功能:降壓 類別:集成電路(IC) DC DC 開關(guān)穩(wěn)壓器 描述:IC REG BUCK ADJUSTABLE 2A 8SOP | Richtek USA Inc. Richtek USA Inc. | Richtek USA Inc. | ||
23watt;BR38CompactFluorescent;2700K;82CRI;Mediumbase;120volts | SATCO Satco Products, Inc. | SATCO | ||
AudioDigitalInputCircuitADIC GENERALDESCRIPTION TheSAA7274isanAudioDigitalInputCircuit(ADIC)whichconvertsdigitalaudiosignalsinaccordancewiththeIEC/EBUstandards,IECtech.com.No.84,secr.50,Jan.1987intoanequivalentbinaryvalueofdataandcontrolbits.Theoutputfunctionofthisdeviceistoc | PhilipsPhilips Semiconductors 飛利浦荷蘭皇家飛利浦 | Philips | ||
AudioDigitalInputCircuitADIC GENERALDESCRIPTION TheSAA7274isanAudioDigitalInputCircuit(ADIC)whichconvertsdigitalaudiosignalsinaccordancewiththeIEC/EBUstandards,IECtech.com.No.84,secr.50,Jan.1987intoanequivalentbinaryvalueofdataandcontrolbits.Theoutputfunctionofthisdeviceistoc | PhilipsPhilips Semiconductors 飛利浦荷蘭皇家飛利浦 | Philips | ||
AudioDigitalInputCircuitADIC GENERALDESCRIPTION TheSAA7274isanAudioDigitalInputCircuit(ADIC)whichconvertsdigitalaudiosignalsinaccordancewiththeIEC/EBUstandards,IECtech.com.No.84,secr.50,Jan.1987intoanequivalentbinaryvalueofdataandcontrolbits.Theoutputfunctionofthisdeviceistoc | PhilipsPhilips Semiconductors 飛利浦荷蘭皇家飛利浦 | Philips | ||
12WBTLAUDIOPOWERAMPLIFIER 12WBTLAUDIOPOWERAMPLIFIER TheTA7274Pisaudiopoweramplifierforconsumerapplication. ThisICisapplyingBTLsysteminwhichoutputcouplingcondenserandbootstrapcondenserarenotnecessaryandoutput12W(VCC=13.2V,RL=4Ω,THD=10)canbeobtained. Sincethepackageisa7pinSIP,( | TOSHIBAToshiba Semiconductor 東芝株式會(huì)社東芝 | TOSHIBA | ||
LOW-VOLTAGEDCMOTORSPEEDCONTROLLER DESCRIPTION TheTDA7274isamonolithicintegratedcircuitDCmotorspeedcontrollerintendedforuseinmicrocassettes,radiocassetteplayersandotherconsumerequipment.Itisparticularysuitableforlow-voltageapplications. WIDEOPERATINGVOLTAGERANGE(1.8to6V) BUILT-INLOW-V | STMICROELECTRONICSSTMicroelectronics 意法半導(dǎo)體意法半導(dǎo)體集團(tuán) | STMICROELECTRONICS |
技術(shù)參數(shù)
- Vin(min)(V):
4.5
- Vin(max)(V):
18
- Number of Outputs:
1
- Vout(min)(V):
0.765
- Vout(max)(V):
8
- Output Adj. Method:
Resistor
- Iout(max)(A):
2
- Current Limit(typ)(A):
3.5
- Freq(typ)(kHz):
700
- Ext Sync:
No
- Ron_HS(typ)(mOhm):
150
- Ron_LS(typ)(mOhm):
105
- Iq(typ)(mA):
0.7
- Features:
ACOT Control;Adjustable Soft-Start;Cycle-by-Cycle Current Limit;Enable Input;Fast Transient Response;OCP;OTP;PSM;Power Good;Stable with Ceramic Capacitor;UVP
- Package Type:
PSOP-8
供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
RICHTEK(臺(tái)灣立锜) |
21+ |
SOP |
12588 |
原裝現(xiàn)貨,量大可定 |
詢價(jià) | ||
RICHTEK |
22+ |
SOP |
21971 |
原裝正品現(xiàn)貨 |
詢價(jià) | ||
RichtekUSAInc. |
24+ |
8-SOP-EP |
66800 |
原廠授權(quán)一級(jí)代理,專注汽車、醫(yī)療、工業(yè)、新能源! |
詢價(jià) | ||
RICHTEK/立锜 |
24+ |
PSOP-8 |
14788 |
原裝正品現(xiàn)貨供應(yīng) |
詢價(jià) | ||
RICHTEK |
24+ |
PSOP-8 |
65200 |
一級(jí)代理/放心采購(gòu) |
詢價(jià) | ||
Richtek |
20+ |
N/A |
220 |
加我qq或微信,了解更多詳細(xì)信息,體驗(yàn)一站式購(gòu)物 |
詢價(jià) | ||
RICHTEK/立锜 |
2447 |
SOP8 |
100500 |
一級(jí)代理專營(yíng)品牌!原裝正品,優(yōu)勢(shì)現(xiàn)貨,長(zhǎng)期排單到貨 |
詢價(jià) | ||
RICHTEK |
20+ |
SOP-8 |
9854 |
就找我吧!--邀您體驗(yàn)愉快問(wèn)購(gòu)元件! |
詢價(jià) | ||
RICHTEK/立锜 |
21+ |
SOP-8 |
78600 |
詢價(jià) | |||
Richte |
25+ |
25000 |
原廠原包 深圳現(xiàn)貨 主打品牌 假一賠百 可開票! |
詢價(jià) |
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