零件型號(hào) | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
---|---|---|---|---|
SOT23封裝、電源排序器; ? 可調(diào)原邊電源電壓監(jiān)控器(監(jiān)控器低至0.62V)\n\n? 通過內(nèi)部電荷泵增強(qiáng)外部副邊電源N溝道MOSFET開關(guān)\n\n? 從原邊電源良好到副邊電源的延遲使能\n? 出廠固定200ms (MAX6819)\n\n? 電容可調(diào)(MAX6820)\n\n\n\n\n? 邏輯驅(qū)動(dòng)ENABLE輸入(MAX6819)\n\n? 不受快速電壓瞬變的影響\n\n? 外部元件很少\n\n? 工作溫度范圍:–40°C至+125°C\n\n? 小型6引腳SOT23封裝; MAX6819/MAX6820是用于雙電壓微處理器(μP)和多電壓系統(tǒng)的電源時(shí)序控制器。這些器件監(jiān)控原邊電源電壓并為副邊電源電壓使能/禁用外部N溝道MOSFET開關(guān)。MAX6819/MAX6820用于在無法確保系統(tǒng)上電/斷電特性時(shí)控制本地元件電壓時(shí)序(電源來自多電壓系統(tǒng)總線、銀盒,或者必須以不同模式對(duì)同一板上的元件進(jìn)行時(shí)序控制)。這些小型電源時(shí)序控制器提高了系統(tǒng)可靠性。\n\n MAX6819/MAX6820包含一個(gè)具有外部可調(diào)閾值的內(nèi)部基準(zhǔn)電壓/比較器,用于監(jiān)控原邊電源。當(dāng)原邊電源低于所需閾值時(shí),外部副邊電源MOSFET開關(guān)禁用。當(dāng)原邊電源超過閾值時(shí),內(nèi)部電荷泵激活,且外部MOSFET開關(guān)使能,以將副邊電源連接到負(fù)載。電荷泵全面增強(qiáng)了N溝道MOSFET開關(guān),以提供非常低的RDS-ON壓降。這些器件可以相互連接以支持各種電源時(shí)序控制優(yōu)先級(jí),例如VI/O在VCORE之前,或VCORE在VI/O之前。\n\n MAX6819具有邏輯驅(qū)動(dòng)的EN輸入,用于使能/禁用外部MOSFET驅(qū)動(dòng),并包含一個(gè)內(nèi)部固定的200ms使能超時(shí)周期(VPRIMARY GOOD至VSECONDARY ENABLE)。MAX6820支持使用單個(gè)外部電容調(diào)節(jié)使能超時(shí)周期。兩款器件的額定溫度范圍為汽車級(jí)溫度范圍(-40°C至+125°C),并采用節(jié)省空間的6引腳SOT23封裝。\n\n ?\n\n | ADIAnalog Devices 亞德諾亞德諾半導(dǎo)體技術(shù)有限公司 | ADI | ||
SOT23 Power-Supply Sequencers GeneralDescription TheMAX6819/MAX6820arepower-supplysequencersfordual-voltagemicroprocessors(μPs)andmultivoltagesystems.Thesedevicesmonitoraprimarysupplyvoltageandenable/disableanexternaln-channelMOSFETswitchforasecondarysupplyvoltage.TheMAX6819/MAX6820controllo | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
5V to ?10V Voltage Converters GeneralDescription TheMAX680/MAX681aremonolithic,CMOS,dualcharge-pumpvoltageconvertersthatprovide±10Voutputsfroma+5Vinputvoltage.TheMAX680/MAX681providebothapositivestep-upchargepumptodevelop+10Vfrom+5Vinputandaninvertingchargepumptogeneratethe-10Voutput | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
5V to ?10V Voltage Converters GeneralDescription TheMAX680/MAX681aremonolithic,CMOS,dualcharge-pumpvoltageconvertersthatprovide±10Voutputsfroma+5Vinputvoltage.TheMAX680/MAX681providebothapositivestep-upchargepumptodevelop+10Vfrom+5Vinputandaninvertingchargepumptogeneratethe-10Voutput | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
5-Pin Watchdog Timer Circuit | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
5-Pin Watchdog Timer Circuit | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
?15kV ESD-Protected, Single/Dual/Octal, CMOS Switch Debouncers | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
±15kV ESD-Protected, Single/Dual/Octal, CMOS Switch Debouncers | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
?15kV ESD-Protected, Single/Dual/Octal, CMOS Switch Debouncers | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
±15kV ESD-Protected, Single/Dual/Octal, CMOS Switch Debouncers | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim |
供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
MAXIM |
23+ |
NA |
25060 |
只做進(jìn)口原裝,終端工廠免費(fèi)送樣 |
詢價(jià) | ||
MAX |
24+ |
3000 |
公司現(xiàn)貨 |
詢價(jià) | |||
MAX |
23+ |
SOT-23-6 |
18689 |
詢價(jià) | |||
MAXIM |
2015+ |
SOP/DIP |
19889 |
一級(jí)代理原裝現(xiàn)貨,特價(jià)熱賣! |
詢價(jià) | ||
MAXIM |
24+/25+ |
1627 |
原裝正品現(xiàn)貨庫存價(jià)優(yōu) |
詢價(jià) | |||
MAX |
24+ |
2560 |
絕對(duì)原裝!現(xiàn)貨熱賣! |
詢價(jià) | |||
MAXIM |
23+ |
SMD |
6500 |
絕對(duì)全新原裝!現(xiàn)貨!特價(jià)!請(qǐng)放心訂購! |
詢價(jià) | ||
MAXIM |
17+ |
NA |
6200 |
100%原裝正品現(xiàn)貨 |
詢價(jià) | ||
MAXIM |
25+ |
SOT23-6 |
10000 |
品牌一級(jí)代理,新加坡香港上百萬現(xiàn)貨,歡迎查詢! |
詢價(jià) | ||
MAXIM |
24+ |
SSOP-20 |
6980 |
原裝現(xiàn)貨,可開13%稅票 |
詢價(jià) |
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