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MAX738A集成電路(IC)的穩(wěn)壓器-DC-DC開(kāi)關(guān)穩(wěn)壓器規(guī)格書(shū)PDF中文資料

MAX738A
廠商型號(hào)

MAX738A

參數(shù)屬性

MAX738A 封裝/外殼為8-DIP(0.300",7.62mm);包裝為管件;類(lèi)別為集成電路(IC)的穩(wěn)壓器-DC-DC開(kāi)關(guān)穩(wěn)壓器;產(chǎn)品描述:IC REG BUCK 5V 750MA 8DIP

功能描述

5V, Step-Down, Current-Mode PWM DC-DC Converters

封裝外殼

8-DIP(0.300",7.62mm)

文件大小

229.95 Kbytes

頁(yè)面數(shù)量

16 頁(yè)

生產(chǎn)廠商 Maxim Integrated Products
企業(yè)簡(jiǎn)稱(chēng)

MAXIM美信

中文名稱(chēng)

美信半導(dǎo)體官網(wǎng)

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更新時(shí)間

2025-7-25 18:34:00

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MAX738A規(guī)格書(shū)詳情

General Description

The MAX730A/MAX738A/MAX744A are 5V-output CMOS, step-down switching regulators. The MAX738A/MAX744A accept inputs from 6V to 16V and deliver 750mA. The MAX744A guarantees 500mA load capability for inputs above 6V and has tighter oscillator frequency limits for low-noise (radio) applications. The MAX730A accepts inputs between 5.2V and 11V and delivers 450mA for inputs above 6V. Typical efficiencies are 85 to 96. Quiescent supply current is 1.7mA and only 6μA 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. These regulators require only a single inductor value to work in most applications, so no inductor design is necessary.

The MAX730A/MAX738A/MAX744A also feature cycle by-cycle current limiting, overcurrent limiting, undervoltage lockout, and programmable soft-start protection.

Features

? 750mA Load Currents (MAX738A/MAX744A)

? High-Frequency, Current-Mode PWM

? 159kHz to 212.5kHz Guaranteed Oscillator

?? Frequency Limits (MAX744A)

? 85 to 96 Efficiencies

? 1.7mA Quiescent Current

? 6μA Shutdown Supply Current

? Single Preselected Inductor Value,

?? No Component Design Required

? Overcurrent, Soft-Start, and Undervoltage

?? Lockout Protection

? Cycle-by-Cycle Current Limiting

? 8-Pin DIP/SO Packages (MAX730A)

Applications

?? Portable Instruments

?? Cellular Phones and Radios

?? Personal Communicators

?? Distributed Power Systems

?? Computer Peripherals

產(chǎn)品屬性

  • 產(chǎn)品編號(hào):

    MAX738ACPA

  • 制造商:

    Analog Devices Inc./Maxim Integrated

  • 類(lèi)別:

    集成電路(IC) > 穩(wěn)壓器 - DC-DC 開(kāi)關(guān)穩(wěn)壓器

  • 包裝:

    管件

  • 功能:

    降壓

  • 輸出配置:

  • 拓?fù)洌?/span>

    降壓

  • 輸出類(lèi)型:

    固定

  • 輸出數(shù):

    1

  • 電壓 - 輸入(最小值):

    6V

  • 電壓 - 輸入(最大值):

    16V

  • 電壓 - 輸出(最小值/固定):

    5V

  • 電流 - 輸出:

    750mA

  • 頻率 - 開(kāi)關(guān):

    160kHz

  • 同步整流器:

    無(wú)

  • 工作溫度:

    0°C ~ 70°C(TA)

  • 安裝類(lèi)型:

    通孔

  • 封裝/外殼:

    8-DIP(0.300",7.62mm)

  • 供應(yīng)商器件封裝:

    8-PDIP

  • 描述:

    IC REG BUCK 5V 750MA 8DIP

供應(yīng)商 型號(hào) 品牌 批號(hào) 封裝 庫(kù)存 備注 價(jià)格
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6528
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23+
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25+
25000
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67500
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20094
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276
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1175
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3629
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6200
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