| 型號(hào) | 下載 訂購(gòu) | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
RT8845B | Multi-Phase PWM Controller with PWM-VID Reference General Description The RT8845B is a 4/3/2/1 phase synchronous Buck PWM controller which is optimized for high performance graphic microprocessor and computer applications. The RT8845B adopts G-NAVPTM (Green Native AVP) which is Richtek's proprietary topology derived from finite DC gain of EA 文件:494.15 Kbytes 頁(yè)數(shù):25 Pages | RICHTEK 立锜科技 | RICHTEK | |
絲?。?a target="_blank" title="Marking" href="/5z/marking.html">5Z;Package:WQFN-32L;Multi-Phase PWM Controller with PWM-VID Reference General Description The RT8845B is a 4/3/2/1 phase synchronous Buck PWM controller which is optimized for high performance graphic microprocessor and computer applications. The RT8845B adopts G-NAVPTM (Green Native AVP) which is Richtek's proprietary topology derived from finite DC gain of EA 文件:494.15 Kbytes 頁(yè)數(shù):25 Pages | RICHTEK 立锜科技 | RICHTEK | ||
RT8845B | PWM-VID輸入多相Buck PWM控制器 RT8845B是針對(duì)高性能圖像處理器和計(jì)算機(jī)應(yīng)用進(jìn)行了優(yōu)化處理的4/3/2/1相同步Buck PWM控制器,采用了立锜特有的基于有限直流增益誤差放大器的電流模式控制技術(shù)的G-NAVPTM (Green Native AVP) 控制架構(gòu),工作頻率可隨VID輸入、負(fù)載和輸入電壓而變,即使在CCM模式下工作也可有效提升轉(zhuǎn)換效率,并另有與G-NAVPTM架構(gòu)結(jié)合在一起的CCRCOT (Constant Current Ripple COT,固定電流紋波COT) 技術(shù)可在整個(gè)輸入、輸出范圍內(nèi)提供超低的輸出電壓紋波水平。此外,它還具有完善的故障保護(hù)功能,如過壓保 ? 多相PWM控制器\n? 支持1.8V PWM-VID接口\n? 動(dòng)態(tài)PWM-VID電壓控制方式\n? 內(nèi)/外軟起動(dòng)控制\n? 工作頻率可調(diào)\n? 支持超低輸出電壓作為待機(jī)電壓\n? Power Good指示\n; | Richtek 立锜科技 | Richtek | |
TA8845AN 文件:2.89343 Mbytes 頁(yè)數(shù):68 Pages | TOSHIBA 東芝 | TOSHIBA | ||
BUS CONTROL VIDEO, CHROMA, AND SYNC. SIGNAL PROCESSING IC FOR TV 文件:2.60488 Mbytes 頁(yè)數(shù):69 Pages | TOSHIBA 東芝 | TOSHIBA | ||
UDZ Series AC Power Zener 文件:827.96 Kbytes 頁(yè)數(shù):3 Pages | AMMSEMI | AMMSEMI |
技術(shù)參數(shù)
- Vin(min)(V):
7
- Vin(max)(V):
24
- Vout(min)(V):
0.3
- Vout(max)(V):
2
- Number of Phases:
4
- Accuracy(Vout>=1V)(+/- %):
1
- Freq Adj:
Yes
- Freq(typ)(kHz):
300
- Vcc(typ)(V):
5
- Features:
Adjustable Current Limit;Adjustable Frequency;Adjustable Soft-Start;COT Control;Cycle-by-Cycle Current Limit;DCR Current Sense;Diode Emulation Mode;Droop Control;Enable Input;G-NAVP Control;OCP;OVP;Power Good;UVP
- Package Type:
WQFN4x4-32
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
RICHTEK |
1840+ |
QFN |
32 |
一級(jí)代理,專注軍工、汽車、醫(yī)療、工業(yè)、新能源、電力 |
詢價(jià) | ||
24+ |
N/A |
61000 |
一級(jí)代理-主營(yíng)優(yōu)勢(shì)-實(shí)惠價(jià)格-不悔選擇 |
詢價(jià) | |||
RICHTEK |
19+ |
QFN |
226 |
上傳都是百分之百進(jìn)口原裝現(xiàn)貨 |
詢價(jià) | ||
RICHTEK |
新年份 |
QFN |
12000 |
原裝正品現(xiàn)貨,可出樣品可開稅票 |
詢價(jià) | ||
RICHTEK/立锜 |
24+ |
WQFN7x7-48 |
32947 |
原裝正品現(xiàn)貨供應(yīng) |
詢價(jià) | ||
RICHTEK |
24+ |
WQFN7x7-4 |
36500 |
原裝現(xiàn)貨/放心購(gòu)買 |
詢價(jià) | ||
RICHTEK |
2016+ |
QFN |
6000 |
公司只做原裝,假一罰十,可開17%增值稅發(fā)票! |
詢價(jià) | ||
RICHTEK |
25+ |
QFN |
58 |
百分百原裝正品 真實(shí)公司現(xiàn)貨庫(kù)存 本公司只做原裝 可 |
詢價(jià) | ||
RICHTEK |
24+ |
QFN |
5000 |
只做原裝公司現(xiàn)貨 |
詢價(jià) | ||
RICHTEK |
23+ |
QFN |
8560 |
受權(quán)代理!全新原裝現(xiàn)貨特價(jià)熱賣! |
詢價(jià) |
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