| 型號 | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
MAX1541 | Dual Step-Down Controllers with Saturation Protection, Dynamic Output, and Linear Regulator General Description The MAX1540/MAX1541 dual pulse-width modulation (PWM) controllers provide the high efficiency, excellent transient response, and high DC-output accuracy necessary for stepping down high-voltage batteries to generate low-voltage chipset and RAM power supplies in notebook comput 文件:834.68 Kbytes 頁數(shù):49 Pages | MAXIM 美信 | MAXIM | |
MAX1541 | Dual Step-Down Controllers with Saturation Protection, Dynamic Output, and Linear Regulator General Description The MAX1540A/MAX1541 dual pulse-width modulation (PWM) controllers provide the high efficiency, excellent transient response, and high DC-output accuracy necessary for stepping down high-voltage batteries to generate low-voltage chipset and RAM power supplies in notebook compu 文件:774.02 Kbytes 頁數(shù):49 Pages | MAXIM 美信 | MAXIM | |
MAX1541 | 雙路、降壓型控制器,帶有電感飽和保護、動態(tài)輸出和線性穩(wěn)壓器 MAX1540A/MAX1541為雙路脈寬調(diào)制(PWM)控制器,具有高轉(zhuǎn)換效率、出色的瞬態(tài)響應(yīng)及高直流輸出精度的特性,能夠滿足降低高壓電池電壓,以產(chǎn)生筆記本電腦中低壓芯片組和RAM的供電電源。\n\n Maxim獨特的Quick-PWM?控制器具有自由運行,固定導通時間和輸入前饋等特點。該結(jié)構(gòu)能夠提供超高速瞬態(tài)響應(yīng)、寬輸入-輸出(I/O)電壓差、低電源電流及嚴格的負載調(diào)整等特性。該控制器通過與輸出串聯(lián)的外部電流檢測電阻提供精確的電感電流測量,以保證可靠的過載和電感飽和保護。此外,該控制器還能夠利用同步整流器自身,即無損耗電感電流檢測方法,以提供更低功耗的過載保護。\n\n ? 電感飽和保護\n? 精確的差分電流檢測輸入 \n? 雙路超高轉(zhuǎn)換效率的Quick-PWM,具有100ns的負載階躍響應(yīng) \n? MAX1540A\n? 1.8V/1.2V固定電壓或0.7V至5.5V的可調(diào)輸出(OUT1) \n? 2.5V/1.5V固定電壓或0.7V至5.5V的可調(diào)輸出(OUT2) \n? 固定的5V、100mA線性穩(wěn)壓器\n\n\n? MAX1541\n? 外部基準輸入(REFIN1) \n? 動態(tài)可選的0.7V至5.5V輸出電壓(OUT1) \n? 2.5V/1.8V固定或0.7V至5.5V的可調(diào)輸出(OUT2) \n? 可選的電源就緒指示,及瞬變期間的故障屏蔽\n? ; | ADI 亞德諾 | ADI | |
Dual Step-Down Controllers with Saturation Protection, Dynamic Output, and Linear Regulator General Description The MAX1540/MAX1541 dual pulse-width modulation (PWM) controllers provide the high efficiency, excellent transient response, and high DC-output accuracy necessary for stepping down high-voltage batteries to generate low-voltage chipset and RAM power supplies in notebook comput 文件:834.68 Kbytes 頁數(shù):49 Pages | MAXIM 美信 | MAXIM | ||
Dual Step-Down Controllers with Saturation Protection, Dynamic Output, and Linear Regulator General Description The MAX1540A/MAX1541 dual pulse-width modulation (PWM) controllers provide the high efficiency, excellent transient response, and high DC-output accuracy necessary for stepping down high-voltage batteries to generate low-voltage chipset and RAM power supplies in notebook compu 文件:774.02 Kbytes 頁數(shù):49 Pages | MAXIM 美信 | MAXIM | ||
Dual Step-Down Controllers with Saturation Protection, Dynamic Output, and Linear Regulator General Description The MAX1540A/MAX1541 dual pulse-width modulation (PWM) controllers provide the high efficiency, excellent transient response, and high DC-output accuracy necessary for stepping down high-voltage batteries to generate low-voltage chipset and RAM power supplies in notebook compu 文件:780.8 Kbytes 頁數(shù):49 Pages | MAXIM 美信 | MAXIM | ||
包裝:卷帶(TR) 類別:集成電路(IC) 特殊用途穩(wěn)壓器 描述:IC CPU CONTROLLER DUAL QFN | AD 亞德諾 | AD | ||
Package:40-WFQFN 裸露焊盤;包裝:帶 功能:降壓 類別:集成電路(IC) PMIC - 穩(wěn)壓器 - DC DC 開關(guān)式控制器 描述:IC REG CTRLR BUCK 40TQFN | AD 亞德諾 | AD | ||
Package:40-WFQFN 裸露焊盤;包裝:帶 功能:降壓 類別:集成電路(IC) DC-DC 開關(guān)控制器 描述:IC REG CTRLR BUCK 40TQFN | AD 亞德諾 | AD |
技術(shù)參數(shù)
- VIN (max)(V):
28
- VOUT1 (min)(V):
0.7
- VOUT1 (max)(V):
5.5
- IOUT1 (max)(A):
7
- Switch Type:
External
- Preset VOUT(V):
1.8
- Output Adjust. Method:
Resistor
- VOUT1 Tolerance(±%):
1
- VOUT2 (min)(V):
0.7
- VOUT2 (max)(V):
5.5
- IOUT2 (max)(A):
7
- Synchronous Switching:
Yes
- Power Good Signal:
Yes
- ICC (max)(mA):
1.5
- # DC-DC Outputs:
2
- # LDO/ Op.Amp. Outputs:
1
- Switching Frequency(kHz):
200
- Features:
Adjustable Freq.
- EV Kit Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
TQFN/40
- Smallest Available Pckg. (max w/pins)(mm2):
37.2
- RoHS Available:
Yes
- Budgetary Price (See Notes):
$4.57 @1k
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
MAX |
22+ |
QFN |
5000 |
原裝現(xiàn)貨庫存.價格優(yōu)勢!! |
詢價 | ||
ADI |
25+ |
40-LFCSP-6X6X0.75 |
5500 |
雙路、降壓型控制器,帶有電感飽和保護、動態(tài)輸出和線性穩(wěn)壓器 |
詢價 | ||
MAXIM |
25+ |
QFN |
2500 |
強調(diào)現(xiàn)貨,隨時查詢! |
詢價 | ||
MAX |
23+ |
QFN |
7000 |
絕對全新原裝!現(xiàn)貨!特價!請放心訂購! |
詢價 | ||
MAXIM |
09+ |
QFN |
5500 |
原裝無鉛,優(yōu)勢熱賣 |
詢價 | ||
MAXIM |
24+ |
QFN |
580 |
詢價 | |||
MAXIM |
09+ |
QFN |
2890 |
全新原裝進口自己庫存優(yōu)勢 |
詢價 | ||
MAX |
24+ |
QFN |
6980 |
原裝現(xiàn)貨,可開13%稅票 |
詢價 | ||
MAXIM |
25+ |
QFN40 |
1035 |
百分百原裝正品 真實公司現(xiàn)貨庫存 本公司只做原裝 可 |
詢價 | ||
MAXIM |
24+ |
QFN |
4652 |
公司原廠原裝現(xiàn)貨假一罰十!特價出售!強勢庫存! |
詢價 |
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