| 型號(hào) | 下載 訂購(gòu) | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
MAX8550 | Integrated DDR Power-Supply Solutions for Desktops, Notebooks, and Graphic Cards 文件:588.05 Kbytes 頁(yè)數(shù):29 Pages | MAXIM 美信 | MAXIM | |
MAX8550 | 集成DDR電源方案,適用于臺(tái)式機(jī)、筆記本電腦及圖形卡 MAX8550/MAX8551集成了一個(gè)用于產(chǎn)生VDDQ的同步buck PWM控制器,一個(gè)用于產(chǎn)生VTT的供出和吸收LDO線性穩(wěn)壓器,以及一個(gè)用于產(chǎn)生VTTR的10mA基準(zhǔn)輸出緩沖器。Buck控制器驅(qū)動(dòng)兩個(gè)外部N溝道MOSFET,可從2V至28V的輸入產(chǎn)生低至0.7V的輸出電壓和高達(dá)15A的輸出電流。LDO能夠吸收或供出高達(dá)1.5A連續(xù)電流和3A峰值電流。LDO輸出和10mA基準(zhǔn)緩沖輸出都能跟蹤REFIN電平。這些功能使得MAX8550/MAX8551非常適合于臺(tái)式機(jī)、筆記本電腦和圖形卡中DDR內(nèi)存的應(yīng)用。\n\n MAX8550/MAX8551中的PWM控制器使用Maxim獨(dú)有的Q ? Buck控制器\n? 100ns負(fù)載階躍響應(yīng)的Quick-PWM\n? 高達(dá)95%的效率\n? 2V至28V輸入電壓范圍\n? 固定的1.8V/2.5V或者0.7V至5.5V可調(diào)輸出\n? 最高600kHz的可選開關(guān)頻率\n? 折返式可編程電流限制\n? 1.7ms數(shù)字軟啟動(dòng)和獨(dú)立的關(guān)斷控制\n? 可選的過壓/欠壓保護(hù)\n? 電源就緒窗口比較器\n\n\n? LDO單元\n? 完全集成的VTT和VTTR\n? VTT具有±3A的供出/吸收能力\n? VTT和VTTR輸出跟蹤VREFIN/2\n? 全陶瓷輸出電容\n? 1.0V至2.8V輸入電壓范圍\n? 電源就緒窗口比較器; | ADI 亞德諾 | ADI | |
Intergrated DDR Power-Solution for Desktops, Notebooks, and Graphi Bill General Description The MAX8550A integrates a synchronous-buck PWM controller to generate VDDQ, a sourcing and sinking LDO linear regulator to generate VTT, and a 10mA reference output buffer to generate VTTR. The buck controller drives two external n-channel MOSFETs to generate output voltages d 文件:1.01366 Mbytes 頁(yè)數(shù):29 Pages | MAXIM 美信 | MAXIM | ||
Intergrated DDR Power-Solution for Desktops, Notebooks, and Graphi Bill General Description The MAX8550A integrates a synchronous-buck PWM controller to generate VDDQ, a sourcing and sinking LDO linear regulator to generate VTT, and a 10mA reference output buffer to generate VTTR. The buck controller drives two external n-channel MOSFETs to generate output voltages d 文件:1.01366 Mbytes 頁(yè)數(shù):29 Pages | MAXIM 美信 | MAXIM | ||
Evaluation Kit 文件:295.33 Kbytes 頁(yè)數(shù):8 Pages | MAXIM 美信 | MAXIM | ||
Integrated DDR Power-Supply Solutions for Desktops, Notebooks, and Graphic Cards 文件:493.89 Kbytes 頁(yè)數(shù):29 Pages | MAXIM 美信 | MAXIM | ||
Evaluation Kit 文件:295.33 Kbytes 頁(yè)數(shù):8 Pages | MAXIM 美信 | MAXIM | ||
Integrated DDR Power-Supply Solutions for Desktops, Notebooks, and Graphic Cards 文件:454.95 Kbytes 頁(yè)數(shù):29 Pages | MAXIM 美信 | MAXIM | ||
Integrated DDR Power-Supply Solutions for Desktops, Notebooks, and Graphic Cards 文件:588.05 Kbytes 頁(yè)數(shù):29 Pages | MAXIM 美信 | MAXIM | ||
Integrated DDR Power-Supply Solutions for Desktops, Notebooks, and Graphic Cards 文件:588.05 Kbytes 頁(yè)數(shù):29 Pages | MAXIM 美信 | MAXIM |
技術(shù)參數(shù)
- VIN (max)(V):
28
- VOUT1 (min)(V):
0.7
- VOUT1 (max)(V):
5.5
- IOUT1 (max)(A):
15
- Switch Type:
External
- Preset VOUT(V):
1.8
- Output Adjust. Method:
Preset
- VOUT1 Tolerance(±%):
1
- Synchronous Switching:
Yes
- Power Good Signal:
Yes
- ICC (max)(mA):
5
- # DC-DC Outputs:
1
- # LDO/ Op.Amp. Outputs:
1
- Switching Frequency(kHz):
600
- Features:
Adjustable Freq.
- EV Kit Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
TQFN/28
- Smallest Available Pckg. (max w/pins)(mm2):
26
- RoHS Available:
Yes
- Budgetary Price (See Notes):
$3.62 @1k
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
ADI |
25+ |
28-LFCSP-5X5X0.75 |
5500 |
集成DDR電源方案,適用于臺(tái)式機(jī)、筆記本電腦及圖形卡 |
詢價(jià) | ||
MAX |
0611+ |
QFN-28 |
1120 |
全新原裝現(xiàn)貨絕對(duì)自己公司特價(jià)庫(kù) |
詢價(jià) | ||
MAXIM |
23+ |
THNQFN |
5500 |
現(xiàn)貨,全新原裝 |
詢價(jià) | ||
24+ |
3000 |
公司現(xiàn)貨 |
詢價(jià) | ||||
MAXIM |
25+ |
QFN |
1000 |
強(qiáng)調(diào)現(xiàn)貨,隨時(shí)查詢! |
詢價(jià) | ||
MAX |
25+ |
SMD |
18000 |
原廠直接發(fā)貨進(jìn)口原裝 |
詢價(jià) | ||
MAX |
23+ |
TQFN-28 |
5000 |
原裝正品,假一罰十 |
詢價(jià) | ||
MAXIM |
16+ |
QFN |
8000 |
原裝現(xiàn)貨請(qǐng)來電咨詢 |
詢價(jià) | ||
MAXIM |
24+ |
QFN-28 |
4652 |
公司原廠原裝現(xiàn)貨假一罰十!特價(jià)出售!強(qiáng)勢(shì)庫(kù)存! |
詢價(jià) | ||
MAXIM |
24+ |
QFN |
5000 |
只做原裝公司現(xiàn)貨 |
詢價(jià) |
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