參數(shù)資料
型號(hào): IR3629AMPBF
廠商: International Rectifier
英文描述: HIGH FREQUENCY SYNCHRONOUS PWM BUCK CONTROLLER WITH POWER GOOD OUTPUT
中文描述: 高頻同步PWM降壓控制器與電源良好輸出
文件頁(yè)數(shù): 1/23頁(yè)
文件大?。?/td> 598K
代理商: IR3629AMPBF
IR3629/IR3629A MPbF
11/26/2007
HIGH FREQUENCY SYNCHRONOUS PWM BUCK CONTROLLER
WITH POWER GOOD OUTPUT
Description
The IR3629/IR3629A is a PWM controller
designed for high performance synchronous Buck
DC/DC applications. The IR3629/IR3629A drives
a pair of external N-MOSFETs using a fixed
600kHz (300kHz “A version”) switching frequency
allowing the use of small external components.
The output voltage can be precisely regulated
using the internal 0.6V reference voltage for low
voltage applications. Protection such as Pre-Bias
startup, hiccup current limit and thermal shutdown
provide the required system level security in the
event of fault conditions.
Features
Internal 600kHz Oscillator (300kHz “A version”)
Operates with Single 5V or 12V Supply
Programmable Over Current Protection
Hiccup Current Limit Using MOSFET R
DS(on)
sensing
Precision Reference Voltage (0.6V)
Programmable Soft-Start
Programmable PGood output
Pre-Bias Start-up
Thermal Protection
12-Lead MLP Package
Fig. 1: Typical application Circuit
ORDERING INFORMATION
PKG
PACKAGE
PIN
PARTS
T&R
DESIG DESCRIPTION
COUNT
PER TUBE PER REEL ORIENTATION
M
IR3629/IR3629AMPBF
12
122
-------
M
IR3629/IR3629AMTRPBF 12
--------
3000
Figure A
Applications
Distributed Point-of-Loads
Embedded Systems
Storage Systems
DDR Applications
Graphics Cards
Computing Peripheral Voltage Regulators
General DC-DC Converters
Data Sheet No. PD94726
相關(guān)PDF資料
PDF描述
IR3629AMTRPBF HIGH FREQUENCY SYNCHRONOUS PWM BUCK CONTROLLER WITH POWER GOOD OUTPUT
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IR3629AMTRPBF 功能描述:電壓模式 PWM 控制器 HI FREQ SYNC PWM 600kHz 5 or 12V 0.6 RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
IR3629MPBF 功能描述:IC CTLR PWM BUCK SYNC 12-MLPD RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,000 系列:- 應(yīng)用:電源,ICERA E400,E450 輸入電壓:4.1 V ~ 5.5 V 輸出數(shù):10 輸出電壓:可編程 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:42-WFBGA,WLCSP 供應(yīng)商設(shè)備封裝:42-WLP 包裝:帶卷 (TR)
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IR3637ASPBF 功能描述:IC REG CTRLR BUCK PWM VM 8-SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準(zhǔn)包裝:4,000 系列:- PWM 型:電壓模式 輸出數(shù):1 頻率 - 最大:1.5MHz 占空比:66.7% 電源電壓:4.75 V ~ 5.25 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 85°C 封裝/外殼:40-VFQFN 裸露焊盤 包裝:帶卷 (TR)
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