| 型號 | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
MAX1771 | 12V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controller General Description The MAX1771 step-up switching controller provides 90 efficiency over a 30mA to 2A load. A unique cur rent-limited pulse-frequency-modulation (PFM) control scheme gives this device the benefits of pulse-width modulation (PWM) converters (high efficiency at heavy loads), while 文件:195.46 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | |
MAX1771 | fully assembled and tested surface-mount circuit board Evaluation Kit 文件:67.03 Kbytes 頁數(shù):3 Pages | MAXIM 美信 | MAXIM | |
MAX1771 | 12V或可調(diào)、高效率、低IQ、升壓型DC-DC控制器 MAX1771是一款升壓開關(guān)控制器,可在30mA至2A負(fù)載范圍內(nèi)達到90%的效率。該器件采用專門設(shè)計的限流脈沖頻率調(diào)制(PFM)控制方案,具有脈沖寬度調(diào)制(PWM)轉(zhuǎn)換器的優(yōu)勢(重負(fù)載時效率高),同時電源電流小于110μA(PWM轉(zhuǎn)換器的電源電流為2mA至10mA)。\n\n 該控制器使用微型外部元件。具有高開關(guān)頻率(高達300kHz),支持使用表面貼裝5mm(高)x 9mm(直徑)的磁性元件。支持2V至16.5V輸入電壓。輸出電壓預(yù)設(shè)為12V,或者可以使用兩個電阻進行調(diào)節(jié)。\n\n MAX1771在所有負(fù)載條件下使用單個100mV限流閾值,優(yōu)化了低輸入電壓下的效率 ? 對于30mA至2A負(fù)載電流,效率達90%\n\n? 高達24W輸出功率\n\n? 電源電流:110μA(最大值)\n\n? 關(guān)斷電流:5μA(最大值)\n\n? 輸入范圍:2V至16.5V\n\n? 預(yù)設(shè)12V輸出電壓或可調(diào)輸出電壓\n\n? 限流PFM控制方案\n\n? 開關(guān)頻率高達300kHz\n\n? 提供評估套件; | ADI 亞德諾 | ADI | |
12V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controller General Description The MAX1771 step-up switching controller provides 90 efficiency over a 30mA to 2A load. A unique cur rent-limited pulse-frequency-modulation (PFM) control scheme gives this device the benefits of pulse-width modulation (PWM) converters (high efficiency at heavy loads), while 文件:195.46 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
12V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controller General Description The MAX1771 step-up switching controller provides 90 efficiency over a 30mA to 2A load. A unique cur rent-limited pulse-frequency-modulation (PFM) control scheme gives this device the benefits of pulse-width modulation (PWM) converters (high efficiency at heavy loads), while 文件:195.46 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
12V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controller General Description The MAX1771 step-up switching controller provides 90 efficiency over a 30mA to 2A load. A unique cur rent-limited pulse-frequency-modulation (PFM) control scheme gives this device the benefits of pulse-width modulation (PWM) converters (high efficiency at heavy loads), while 文件:195.46 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
12V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controller General Description The MAX1771 step-up switching controller provides 90% efficiency over a 30mA to 2A load. A unique cur rent-limited pulse-frequency-modulation (PFM) control scheme gives this device the benefits of pulse-width modulation (PWM) converters (high efficiency at heavy loads), 文件:195.46 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
12V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controller General Description The MAX1771 step-up switching controller provides 90 efficiency over a 30mA to 2A load. A unique cur rent-limited pulse-frequency-modulation (PFM) control scheme gives this device the benefits of pulse-width modulation (PWM) converters (high efficiency at heavy loads), while 文件:195.46 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
12V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controller General Description The MAX1771 step-up switching controller provides 90 efficiency over a 30mA to 2A load. A unique cur rent-limited pulse-frequency-modulation (PFM) control scheme gives this device the benefits of pulse-width modulation (PWM) converters (high efficiency at heavy loads), while 文件:195.46 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM | ||
12V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controller General Description The MAX1771 step-up switching controller provides 90 efficiency over a 30mA to 2A load. A unique cur rent-limited pulse-frequency-modulation (PFM) control scheme gives this device the benefits of pulse-width modulation (PWM) converters (high efficiency at heavy loads), while 文件:195.46 Kbytes 頁數(shù):16 Pages | MAXIM 美信 | MAXIM |
技術(shù)參數(shù)
- VIN (max)(V):
16.5
- VOUT1 (min)(V):
2
- VOUT1 (max)(V):
100
- IOUT1 (max)(A):
2
- Switch Type:
External
- Preset VOUT(V):
12
- Output Adjust. Method:
Preset
- ICC (typ)(mA):
0.085
- ICC (max)(mA):
0.11
- Shutdown Mode Supply Current (max)(μA):
5
- # DC-DC Outputs:
1
- Switching Frequency(kHz):
300
- EV Kit Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
CDIP/8
- Smallest Available Pckg. (max w/pins)(mm2):
31
- RoHS Available:
Yes
- Budgetary Price (See Notes):
$2.01 @1k
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
MAX |
23+ |
sop8 |
2870 |
絕對全新原裝!現(xiàn)貨!特價!請放心訂購! |
詢價 | ||
MAX |
24+ |
SMD |
3000 |
公司現(xiàn)貨 |
詢價 | ||
MAXIM |
24+ |
SOP-8 |
4652 |
公司原廠原裝現(xiàn)貨假一罰十!特價出售!強勢庫存! |
詢價 | ||
MAXIM |
新 |
1 |
全新原裝 貨期兩周 |
詢價 | |||
MAX |
25+ |
SOP-8 |
3200 |
全新原裝、誠信經(jīng)營、公司現(xiàn)貨銷售! |
詢價 | ||
MAXIM/美信 |
23+ |
SOP-8 |
8518 |
一級代理原廠VIP渠道,專注軍工、汽車、醫(yī)療、工業(yè)、 |
詢價 | ||
MAX |
2023+ |
DIP |
50000 |
原裝現(xiàn)貨 |
詢價 | ||
MAXIM |
23+ |
SOP |
8000 |
只做原裝現(xiàn)貨 |
詢價 | ||
ADI |
25+ |
Ceramic Dual-In-Line, Narrow ( |
5500 |
12V或可調(diào)、高效率、低IQ、升壓型DC-DC控制器 |
詢價 | ||
MAX |
1430+ |
SOP |
5800 |
全新原裝,公司大量現(xiàn)貨供應(yīng),絕對正品 |
詢價 |
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