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MAX748ACWE集成電路(IC)的穩(wěn)壓器-DC-DC開關(guān)穩(wěn)壓器規(guī)格書PDF中文資料

MAX748ACWE
廠商型號(hào)

MAX748ACWE

參數(shù)屬性

MAX748ACWE 封裝/外殼為16-SOIC(0.295",7.50mm 寬);包裝為卷帶(TR);類別為集成電路(IC)的穩(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

封裝外殼

16-SOIC(0.295",7.50mm 寬)

文件大小

135.17 Kbytes

頁面數(shù)量

12

生產(chǎn)廠商 Maxim Integrated Products
企業(yè)簡稱

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)

下載地址一下載地址二到原廠下載

更新時(shí)間

2025-5-4 20:00:00

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MAX748ACWE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):

    MAX748ACWE+

  • 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)

  • 功能:

    降壓

  • 輸出配置:

  • 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:

  • 工作溫度:

    0°C ~ 70°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/美信
22+
SOP16
100000
代理渠道/只做原裝/可含稅
詢價(jià)
MAXIM/美信
25+
SOP16
54658
百分百原裝現(xiàn)貨 實(shí)單必成
詢價(jià)
MAX
24+
SOP20
20000
全新原廠原裝,進(jìn)口正品現(xiàn)貨,正規(guī)渠道可含稅??!
詢價(jià)
MAXIM(美信)
2024+
SOIC-16-300mil
500000
誠信服務(wù),絕對(duì)原裝原盤
詢價(jià)
MAXIM(美信)
20+
SOIC-16-300mil
46
詢價(jià)
MAXIM
23+
SMD
3200
全新原裝、誠信經(jīng)營、公司現(xiàn)貨銷售!
詢價(jià)
Max
63
公司優(yōu)勢庫存 熱賣中!!
詢價(jià)
MAXIM
19+
SOP16
256800
原廠代理渠道,每一顆芯片都可追溯原廠;
詢價(jià)
MAXIM
22+
SOP
8200
原裝現(xiàn)貨庫存.價(jià)格優(yōu)勢!!
詢價(jià)
MAXIM/美信
22+
SOP20
9000
原裝正品
詢價(jià)