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MAX746CSE中文資料美信數(shù)據(jù)手冊(cè)PDF規(guī)格書

MAX746CSE
廠商型號(hào)

MAX746CSE

功能描述

High-Efficiency, PWM, Step-Down, N-Channel DC-DC Controller

文件大小

157.68 Kbytes

頁(yè)面數(shù)量

16 頁(yè)

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)

下載地址一下載地址二到原廠下載

更新時(shí)間

2025-5-4 0:10:00

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MAX746CSE規(guī)格書詳情

General Description

The MAX746 is a high-efficiency, high-current, step-down DC-DC power-supply controller that drives external N-channel FETs. It provides 93 to 96 efficiency from a 6V supply voltage with load currents ranging from 50mA up to 3A. It uses a pulse-width-modulating (PWM) current-mode control scheme to provide precise output regulation and low output noise. The MAX746s 4V to 15V input voltage range, fixed 5V/adjustable (Dual-ModeTM) output, and adjustable current limit make this device ideal for a wide range of applications.

High efficiency is maintained with light loads due to a proprietary automatic pulse-skipping control (Idle-ModeTM) scheme that minimizes switching losses by reducing the switching frequency at light loads. The low 950μA quiescent current and ultra-low 1.4μA shutdown current further extend battery life.

Features

? 93 to 96 Efficiency for 50mA to 3A

?? Output Currents

? 4V to 15V Input Voltage Range

? Low 950μA Supply Current

? 1.4μA Shutdown Current

? Drives External N-Channel FETs

? Fixed-Frequency Current-Mode PWM (Heavy Loads)

? Idle-Mode PFM (Light Loads)

? Cycle-by-Cycle Current Limiting

? 2V ±1.5 Accurate Reference Output

? Adjustable Soft-Start

? Undervoltage Lockout

? Precision Comparator for Power-Fail or

?? Low-Battery Warning

Applications

?? 5V-to-3.3V Green PC Applications

?? Notebook/Laptop Computers

?? Personal Digital Assistants

?? Battery-Operated Equipment

?? Cellular Phones

產(chǎn)品屬性

  • 型號(hào):

    MAX746CSE

  • 功能描述:

    DC/DC 開(kāi)關(guān)控制器

  • RoHS:

  • 制造商:

    Texas Instruments

  • 輸入電壓:

    6 V to 100 V

  • 輸出電壓:

    1.215 V to 80 V

  • 輸出電流:

    3.5 A

  • 輸出端數(shù)量:

    1

  • 最大工作溫度:

    + 125 C

  • 封裝/箱體:

    CPAK

供應(yīng)商 型號(hào) 品牌 批號(hào) 封裝 庫(kù)存 備注 價(jià)格
MAXIM
23+
SOP
4963
詢價(jià)
MAXIM/美信
24+
NA/
958
優(yōu)勢(shì)代理渠道,原裝正品,可全系列訂貨開(kāi)增值稅票
詢價(jià)
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)
MAXIM/美信
24+
SOP
880000
明嘉萊只做原裝正品現(xiàn)貨
詢價(jià)
MAXIM/美信
21+
SOP16
20000
百域芯優(yōu)勢(shì) 實(shí)單必成 可開(kāi)13點(diǎn)增值稅發(fā)票
詢價(jià)
MAXIM
22+
SOP
3000
原裝正品,支持實(shí)單
詢價(jià)
MAXIM
23+
SOP
3000
全新原裝、誠(chéng)信經(jīng)營(yíng)、公司現(xiàn)貨銷售!
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(gòu)!
詢價(jià)
MAXIM
19+
SOP
256800
原廠代理渠道,每一顆芯片都可追溯原廠;
詢價(jià)