首頁>MAX748AEWE>規(guī)格書詳情
MAX748AEWE中文資料美信數(shù)據(jù)手冊(cè)PDF規(guī)格書
廠商型號(hào) |
MAX748AEWE |
參數(shù)屬性 | MAX748AEWE 封裝/外殼為16-SOIC(0.295",7.50mm 寬);包裝為卷帶(TR)剪切帶(CT)Digi-Reel? 得捷定制卷帶;類別為集成電路(IC) > 穩(wěn)壓器 - DC-DC 開關(guān)穩(wěn)壓器;產(chǎn)品描述:IC REG BUCK 3.3V 500MA 16SOIC |
功能描述 | 3.3V, Step-Down, Current-Mode PWM DC-DC Converters |
文件大小 |
135.17 Kbytes |
頁面數(shù)量 |
12 頁 |
生產(chǎn)廠商 | Maxim Integrated Products |
企業(yè)簡(jiǎn)稱 |
Maxim【美信】 |
中文名稱 | 美信半導(dǎo)體官網(wǎng) |
原廠標(biāo)識(shí) | |
數(shù)據(jù)手冊(cè) | |
更新時(shí)間 | 2024-10-23 19:26:00 |
MAX748AEWE規(guī)格書詳情
General Description
The MAX748A/MAX763A are 3.3V-output CMOS, step down switching regulators. The MAX748A accepts inputs from 3.3V to 16V and delivers up to 500mA. The MAX763A accepts inputs between 3.3V and 11V and delivers up to 500mA. Typical efficiencies are 85 to 90. Quiescent supply current is 1.4mA (MAX763A), and only 0.2μA in shutdown.
Pulse-width-modulation (PWM) current-mode control provides precise output regulation and excellent transient responses. Output voltage accuracy is guaranteed to be ±5 over line, load, and temperature variations. Fixed-frequency switching allows easy filtering of output ripple and noise, as well as the use of small external components. A 22μH inductor works in most applications, so no magnetics design is necessary.
The MAX748A/MAX763A also feature cycle-by-cycle current limiting, overcurrent limiting, undervoltage lockout, and programmable soft-start protection. The MAX748A is available in 8-pin DIP and 16-pin wide SO packages; the MAX763A comes in 8-pin DIP and SO packages.
Features
? Up to 500mA Load Currents
? Guaranteed 159kHz to 219.5kHz Current-Mode PWM
? 85 to 90 Efficiencies
? 1.7mA Quiescent Current (MAX748A)
?? 1.4mA Quiescent Current (MAX763A)
? 0.2μA Shutdown Supply Current
? 22μH Preselected Inductor Value;
?? No Component Design Required
? Overcurrent, Soft-Start, and Undervoltage
?? Lockout Protection
? Cycle-by-Cycle Current Limiting
? 8-Pin DIP/SO Packages (MAX763A)
Applications
?? 5V-to-3.3V Converters
?? Cellular Phones
?? Portable Instruments
?? Hand-Held Computers
?? Computer Peripherals
產(chǎn)品屬性
- 產(chǎn)品編號(hào):
MAX748AEWE+
- 制造商:
Analog Devices Inc./Maxim Integrated
- 類別:
集成電路(IC) > 穩(wěn)壓器 - DC-DC 開關(guān)穩(wěn)壓器
- 包裝:
卷帶(TR)剪切帶(CT)Digi-Reel? 得捷定制卷帶
- 功能:
降壓
- 輸出配置:
正
- 拓?fù)洌?/span>
降壓
- 輸出類型:
固定
- 輸出數(shù):
1
- 電壓 - 輸入(最小值):
3.3V
- 電壓 - 輸入(最大值):
16V
- 電壓 - 輸出(最小值/固定):
3.3V
- 電流 - 輸出:
500mA
- 頻率 - 開關(guān):
180kHz
- 同步整流器:
無
- 工作溫度:
-40°C ~ 85°C(TA)
- 安裝類型:
表面貼裝型
- 封裝/外殼:
16-SOIC(0.295",7.50mm 寬)
- 供應(yīng)商器件封裝:
16-SOIC
- 描述:
IC REG BUCK 3.3V 500MA 16SOIC
供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
MAXIM |
17+ |
SOP16 |
3800 |
一級(jí)代理,專注軍工、汽車、醫(yī)療、工業(yè)、新能源、電力 |
詢價(jià) | ||
Maxim Integrated |
21+ |
A/N |
10840 |
只做原裝,詢價(jià)必回!!! |
詢價(jià) | ||
MAXIM/美信 |
20+ |
WSOP-16 |
32500 |
MAXIM全新原裝-可開原型號(hào)增稅票 |
詢價(jià) | ||
Maxim(美信) |
23+ |
NA |
20094 |
正納10年以上分銷經(jīng)驗(yàn)原裝進(jìn)口正品做服務(wù)做口碑有支持 |
詢價(jià) | ||
MAXIM |
2023+ |
SOP16 |
80000 |
一級(jí)代理/分銷渠道價(jià)格優(yōu)勢(shì) 十年芯程一路只做原裝正品 |
詢價(jià) | ||
MAXIM |
24+ |
SOP16 |
5000 |
十年沉淀唯有原裝 |
詢價(jià) | ||
MAXIM/美信 |
21+ |
WSOP-16 |
6000 |
全新原裝 公司現(xiàn)貨 價(jià)優(yōu) |
詢價(jià) | ||
MAXIM |
18+ |
SOP16 |
85600 |
保證進(jìn)口原裝可開17%增值稅發(fā)票 |
詢價(jià) | ||
MAXIM |
SOP16 |
893993 |
集團(tuán)化配單-有更多數(shù)量-免費(fèi)送樣-原包裝正品現(xiàn)貨-正規(guī) |
詢價(jià) | |||
MAXIM/美信 |
18+ |
SOIC |
37293 |
全新原裝現(xiàn)貨,可出樣品,可開增值稅發(fā)票 |
詢價(jià) |