| 型號(hào) | 下載 訂購(gòu) | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
MAX8643 | 3A, 2MHz Step-Down Regulator with Integrated Switches General Description The MAX8643 high-efficiency switching regulator delivers up to 3A load current at output voltages from 0.6V to (0.9 x VIN).The IC operates from 2.35V to 3.6V, making it ideal for on-board point-of-load and postregulation applications. Total output error is less than ±1 over lo 文件:300.91 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | |
MAX8643 | Allows All-Ceramic Capacitor Design 文件:215.76 Kbytes 頁數(shù):6 Pages | MAXIM 美信 | MAXIM | |
MAX8643 | 3A、2MHz、降壓型調(diào)節(jié)器,內(nèi)置開關(guān) MAX8643是一款高效開關(guān)穩(wěn)壓器,在0.6V至(0.9 × VIN)輸出范圍內(nèi)可提供最大3A負(fù)載電流。器件工作電壓為2.35V至3.6V,非常適合負(fù)載點(diǎn)(point-of-load)和后穩(wěn)壓應(yīng)用。在整個(gè)負(fù)載、輸入電壓和溫度變化范圍內(nèi),器件輸出電壓誤差低于±1%。\n\n MAX8643采用固定頻率PWM工作模式,開關(guān)頻率可通過外部電阻在500kHz至2MHz范圍內(nèi)設(shè)置。高工作頻率允許全陶瓷電容設(shè)計(jì),同時(shí)也允許采用小尺寸外部元件。\n\n 片內(nèi)低導(dǎo)通電阻nMOS保證在較重負(fù)載下提供高效率,并使電感值最小。相對(duì)于分立元件解決方案,該器件的布局要簡(jiǎn)單得多。便利的電路布局 ? 內(nèi)置37mΩ RDS(ON) MOSFET\n? 3A連續(xù)電流輸出\n? 在整個(gè)負(fù)載、輸入電壓和溫度范圍內(nèi)提供±1%的輸出精度\n? 2.35V至3.6V工作電壓\n? 輸出電壓在0.6V至(0.9 × VIN)之間可調(diào)\n? 軟啟動(dòng)抑制輸入浪涌電流\n? 500kHz至2MHz可調(diào)開關(guān)頻率\n? 能夠使用陶瓷、聚合物以及電解輸出電容\n? VID選擇輸出電壓\n? 0.6、0.7、0.8、1.0、1.2、1.5、1.8、2.0和2.5V\n\n\n? 完整的過壓和過熱保護(hù)\n? DDR應(yīng)用中吸入/源出電流\n? 24引腳、4mm x 4mm薄型QFN無鉛封裝; | ADI 亞德諾 | ADI | |
3A, 2MHz Step-Down Regulator with Integrated Switches General Description The MAX8643A high-efficiency switching regulator delivers up to 3A load current at output voltages from 0.6V to (0.9 x VIN). The IC operates from 2.35V to 3.6V, making it ideal for on-board point-of-load and postregulation applications. Total output error is less than ±1 over 文件:303.04 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
3A, 2MHz Step-Down Regulator with Integrated Switches General Description The MAX8643A high-efficiency switching regulator delivers up to 3A load current at output voltages from 0.6V to (0.9 x VIN). The IC operates from 2.35V to 3.6V, making it ideal for on-board point-of-load and postregulation applications. Total output error is less than ±1 over 文件:303.04 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
3A, 2MHz Step-Down Regulator with Integrated Switches General Description The MAX8643 high-efficiency switching regulator delivers up to 3A load current at output voltages from 0.6V to (0.9 x VIN).The IC operates from 2.35V to 3.6V, making it ideal for on-board point-of-load and postregulation applications. Total output error is less than ±1 over lo 文件:300.91 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
3A, 2MHz Step-Down Regulator with Integrated Switches 文件:351.49 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
3A, 2MHz Step-Down Regulator with Integrated Switches 文件:324.57 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
3A, 2MHz Step-Down Regulator with Integrated Switches 文件:321.3 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
3A, 2MHz Step-Down Regulator with Integrated Switches 文件:324.57 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM |
技術(shù)參數(shù)
- VIN (max)(V):
3.6
- VOUT1 (min)(V):
0.6
- VOUT1 (max)(V):
2.5
- IOUT1 (max)(A):
3
- Switch Type:
Internal
- Output Adjust. Method:
Digital/VID
- VOUT1 Tolerance(±%):
1
- Synchronous Switching:
Yes
- Power Good Signal:
Yes
- ICC (max)(mA):
6.5
- # DC-DC Outputs:
1
- Switching Frequency(kHz):
2000
- Features:
Adjustable Freq.
- Design Tools:
EE-Sim
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
TQFN/24
- Smallest Available Pckg. (max w/pins)(mm2):
16.8
- RoHS Available:
Yes
- Budgetary Price (See Notes):
$3.42 @1k
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
MAXIM/美信 |
24+ |
QFN |
60000 |
詢價(jià) | |||
ADI |
25+ |
EVALUATION BOARDS,24-TQFN-4X4X |
5500 |
3A、2MHz、降壓型調(diào)節(jié)器,內(nèi)置開關(guān) |
詢價(jià) | ||
MAXIM |
25+ |
QFN |
1600 |
強(qiáng)調(diào)現(xiàn)貨,隨時(shí)查詢! |
詢價(jià) | ||
MAXIM |
13+ |
QFN |
3758 |
原裝分銷 |
詢價(jià) | ||
Maxim |
24+ |
SMD |
17900 |
開關(guān)穩(wěn)壓器 |
詢價(jià) | ||
MAXIM |
17+ |
QFN |
6200 |
100%原裝正品現(xiàn)貨 |
詢價(jià) | ||
MAXIM |
24+ |
QFN-24 |
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 |
09+ |
QFN24 |
5500 |
原裝無鉛,優(yōu)勢(shì)熱賣 |
詢價(jià) | ||
MAXIM |
25+ |
QFN |
20 |
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) | ||
MAXIM |
2016+ |
QFN |
1800 |
只做原裝,假一罰十,公司可開17%增值稅發(fā)票! |
詢價(jià) |
相關(guān)規(guī)格書
更多- NE5532
- NE5532
- NE5532
- NE5532
- NE5532
- NE5532A
- NE5532A
- UNE5532
- SI7964DP
- SI7909DN
- SI7941DP
- SI7901EDN
- SI7940DP
- SI7956DP
- SI7980DP
- SI7902EDN
- SI7998DP
- SI7960DP
- SI7943DP
- SI7991DP
- SI7923DN
- SI7983DP
- SI7973DP
- SI7949DP
- SPC5605BF1MLQ6
- PI7C8150A
- PI7C8150DMAE
- XRCGB25M000F3N00R0
- WNS40H100CG
- MPC8540PX833LC
- TD62308BFG
- TD62308BP1G
- TD62308BF
- TL074
- TL074
- TL074A
- TL074-EP
- TL074H
- SN65LVDT3486AD
- PS9307L2
- PS9332L
- PS9313L
- PS9307AL
- PS9351L2
- PS9331L
相關(guān)庫(kù)存
更多- NE5532
- NE5532
- NE5532
- NE5532
- NE5532A
- NE5532-TD
- NE5532NB
- NE5533
- SI7970DP
- SI7958DP
- SI7913DN
- SI7942DP
- SI7911DN
- SI7900EDN
- SI7922DN
- SI7946DP
- SI7945DP
- SI7921DN
- SI7905DN
- SI7938DP
- SI7925DN
- SI7948DP
- SI7946ADP
- SE1
- PI7C8150B
- PI7C8150DNDE
- PERICOMPI7C8150
- WNS40H100C
- WNS40H100CB
- TD62308
- TD62308APG
- TD62308AFG
- TL074
- TL074
- TL074
- TL074B
- TL074M
- SN65LVDT3486B
- PS9351L
- PS9317L2
- PS9313L2
- PS9309L2
- PS9308L2
- PS9306L2
- PS9305L

