| 型號 | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
MAX1921 | Low-Voltage, 400mA Step-Down DC-DC Converters in SOT23 General Description The MAX1920/MAX1921 step-down converters deliver over 400mA to outputs as low as 1.25V. These converters use a unique proprietary current-limited control scheme that achieves over 90 efficiency. These devices maintain extremely low quiescent supply current (50μA), and their hi 文件:370.78 Kbytes 頁數(shù):9 Pages | MAXIM 美信 | MAXIM | |
MAX1921 | PLASTIC ENCAPSULATED DEVICES General Description The MAX1920/MAX1921 step-down converters deliver over 400mA to outputs as low as 1.25V. These converters use a unique proprietary current-limited control scheme that achieves over 90 efficiency. These devices maintain extremely low quiescent supply current (50μA), and their hi 文件:93.51 Kbytes 頁數(shù):8 Pages | MAXIM 美信 | MAXIM | |
MAX1921 | Low-Voltage, 400mA Step-Down DC-DC Converters in SOT23 文件:1.92605 Mbytes 頁數(shù):12 Pages | MAXIM 美信 | MAXIM | |
MAX1921 | fully assembled and tested Evaluation Kit 文件:95.89 Kbytes 頁數(shù):4 Pages | MAXIM 美信 | MAXIM | |
MAX1921 | 低電壓、400mA、降壓型DC-DC轉(zhuǎn)換器,SOT23封裝 MAX1920/MAX1921降壓型轉(zhuǎn)換器可輸出最低1.25V的電壓,同時(shí)提供超過400mA的電流。這兩個(gè)轉(zhuǎn)換器使用獨(dú)特的限流控制技術(shù)可獲得高于90%的效率。這兩個(gè)器件具有超低靜態(tài)工作電流(50μA)、高達(dá)1.2MHz (最高)的開關(guān)頻率,允許選用小尺寸、低成本的外部元件。這些特點(diǎn)使MAX1920/MAX1921在空間受限應(yīng)用中成為線性穩(wěn)壓器出色的、高效替代品。\n\n 內(nèi)置同步整流極大地改善了效率,無需使用傳統(tǒng)降壓型轉(zhuǎn)換器中所必需的外部肖特基二極管。兩個(gè)器件還包括內(nèi)部數(shù)字軟啟動,用于限制啟動過程的輸入電流、降低對輸入電容的要求。\n\n MAX1920提供可調(diào)輸出 ? 保證400mA輸出電流\n? 內(nèi)置同步整流,效率>90%\n? 小巧的6引腳SOT23封裝\n? 高達(dá)1.2MHz開關(guān)頻率,小尺寸的外部元件\n? 50μA靜態(tài)工作電流\n? 0.1μA邏輯控制關(guān)斷電流\n? 2V至5.5V輸入電壓范圍\n? 固定1.5V、1.8V、2.5V、3V和3.3V輸出電壓(MAX1921)\n? 可調(diào)輸出電壓(MAX1920)\n? ±1.5%初始精度\n? 軟啟動限制啟動電流; | ADI 亞德諾 | ADI | |
PLASTIC ENCAPSULATED DEVICES General Description The MAX1920/MAX1921 step-down converters deliver over 400mA to outputs as low as 1.25V. These converters use a unique proprietary current-limited control scheme that achieves over 90 efficiency. These devices maintain extremely low quiescent supply current (50μA), and their hi 文件:93.51 Kbytes 頁數(shù):8 Pages | MAXIM 美信 | MAXIM | ||
Low-Voltage, 400mA Step-Down DC-DC Converters in SOT23 General Description The MAX1920/MAX1921 step-down converters deliver over 400mA to outputs as low as 1.25V. These converters use a unique proprietary current-limited control scheme that achieves over 90 efficiency. These devices maintain extremely low quiescent supply current (50μA), and their hi 文件:370.78 Kbytes 頁數(shù):9 Pages | MAXIM 美信 | MAXIM | ||
Low-Voltage, 400mA Step-Down DC-DC Converters in SOT23 文件:1.92605 Mbytes 頁數(shù):12 Pages | MAXIM 美信 | MAXIM | ||
Low-Voltage, 400mA Step-Down DC-DC Converters in SOT23 文件:1.92605 Mbytes 頁數(shù):12 Pages | MAXIM 美信 | MAXIM | ||
Low-Voltage, 400mA Step-Down DC-DC Converters in SOT23 文件:803.3 Kbytes 頁數(shù):11 Pages | MAXIM 美信 | MAXIM |
技術(shù)參數(shù)
- VIN (max)(V):
5.5
- VOUT1 (min)(V):
1.5
- VOUT1 (max)(V):
3.3
- IOUT1 (max)(A):
0.4
- Switch Type:
Internal
- Preset VOUT(V):
1.5
- Output Adjust. Method:
Preset
- VOUT1 Tolerance(±%):
1.5
- Synchronous Switching:
Yes
- ICC (max)(mA):
0.07
- # DC-DC Outputs:
1
- Switching Frequency(kHz):
1200
- Features:
Adjustable Freq.
- EV Kit Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
SOT23/6
- Smallest Available Pckg. (max w/pins)(mm2):
9
- RoHS Available:
Yes
- Budgetary Price (See Notes):
$1.42 @1k
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
ADI |
25+ |
Small-Outline Transistor Packa |
5500 |
低電壓、400mA、降壓型DC-DC轉(zhuǎn)換器,SOT23封裝 |
詢價(jià) | ||
MAXIM |
17+ |
SOT23-6 |
6200 |
100%原裝正品現(xiàn)貨 |
詢價(jià) | ||
MAXIM |
25+ |
SOT-23 |
18000 |
原廠直接發(fā)貨進(jìn)口原裝 |
詢價(jià) | ||
MAX |
23+ |
原裝正品 |
6500 |
絕對全新原裝!現(xiàn)貨!特價(jià)!請放心訂購! |
詢價(jià) | ||
MAX |
24+ |
17200 |
5 |
原裝現(xiàn)貨假一罰十 |
詢價(jià) | ||
MAX |
05+ |
原廠原裝 |
4283 |
只做全新原裝真實(shí)現(xiàn)貨供應(yīng) |
詢價(jià) | ||
IR |
23+ |
8-SOIC |
5000 |
原裝正品,假一罰十 |
詢價(jià) | ||
MAXIM |
24+ |
SOT23-6 |
1700 |
詢價(jià) | |||
MAXIM |
24+ |
SOT23-6 |
5000 |
全現(xiàn)原裝公司現(xiàn)貨 |
詢價(jià) | ||
MAXIM |
1728+ |
? |
6500 |
只做原裝進(jìn)口,假一罰十 |
詢價(jià) |
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