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參數資料

型號：	ADM1041
廠商：	Analog Devices, Inc.
英文描述：	Secondary-Side Controller with Current Share and Housekeeping
中文描述：	二次側電流控制器共享和管家
文件頁數：	2/64頁
文件大小：	1063K
代理商：	ADM1041

ADM1041

TABLE OF CONTENTS

Specifications.....................................................................................6

Rev. A | Page 2 of 64

Absolute Maximum Ratings..........................................................13

ESD Caution................................................................................13

Pin Configuration and Function Descriptions...........................14

Terminology....................................................................................17

Theory of Operation......................................................................19

Power Management....................................................................19

Gain Trimming and Configuration.........................................19

Differential Remote Sense Amplifier............................................20

Set Load Voltage..........................................................................20

Load Overvoltage (OV).............................................................20

Local Voltage Sense....................................................................20

Local OverVoltage Protection (OVP)......................................20

Local UnderVoltage Protection (UVP) ...................................20

False UV Clamp..........................................................................20

Voltage Error Amplifier.............................................................21

Main Voltage Reference.............................................................21

Current Sense Amplifier............................................................21

Current Sensing..........................................................................22

Current Transformer Input.......................................................22

Current Sense Calibration.........................................................22

Current Limit Error Amplifier..................................................22

Overcurrent Protection .............................................................22

Current Share..................................................................................24

Current Share Offset..................................................................24

Drive Amplifier.................................................................24

Differential Sense Amplifier......................................................24

Error Amplifier.................................................................24

Clamp.................................................................................24

Share_ok Detector......................................................................24

Pulse/AC

SENSE

2.................................................................................27

Pulse............................................................................................. 27

SENSE

.......................................................................................... 27

OrFET Gate Drive...................................................................... 28

Oscillator and Timing Generators............................................... 30

Logic I/O and Monitor Pins...................................................... 30

SMBus Serial Port....................................................................... 33

Microprocessor Support............................................................ 33

Broadcasting................................................................................ 34

SMBus Serial Interface............................................................... 34

General SMBus Timing............................................................. 34

SMBus Protocols for RAM and EEPROM.............................. 36

SMBus Read Operations ........................................................... 38

SMBus Alert Response Address (ARA)................................... 39

Support for SMBus 1.1............................................................... 39

Layout Considerations............................................................... 39

Power-Up Auto-Configuration ................................................ 39

Extended SMBus Addressing.................................................... 40

Backdoor Access......................................................................... 40

Detailed Register Descriptions..................................................... 42

Manufacturing Data................................................................... 51

Microprocessor Support................................................................ 52

Trim Table........................................................................................ 54

Appendix A—Configuration Table.............................................. 55

Appendix B—Test Name Table..................................................... 61

Outline Dimensions....................................................................... 64

Ordering Guide .......................................................................... 64

REVISION HISTORY

3/04-

Revision Sp0: Initial Version

5/04-Changed from Rev. Sp0 to Rev. A

相關PDF資料	PDF描述
ADM1041ARQ	Secondary-Side Controller with Current Share and Housekeeping
ADM1041A	Secondary-Side Controller with Current Share and Housekeeping
ADM1041AARQZ	Secondary-Side Controller with Current Share and Housekeeping
ADM1041AARQZ-REEL	Secondary-Side Controller with Current Share and Housekeeping
ADM1041AARQZ-REEL7	Secondary-Side Controller with Current Share and Housekeeping

相關代理商/技術參數	參數描述
ADM1041A	制造商:AD 制造商全稱:Analog Devices 功能描述:Secondary-Side Controller with Current Share and Housekeeping
ADM1041AARQZ	功能描述:IC SECONDARY SIDE CTRLR 24QSOP RoHS:是類別:集成電路 (IC) >> PMIC - 電源控制器，監視器系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:- 應用:多相控制器輸入電壓:- 電源電壓:9 V ~ 14 V 電流 - 電源:- 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝封裝/外殼:40-WFQFN 裸露焊盤供應商設備封裝:40-TQFN-EP（5x5）包裝:帶卷 (TR)
ADM1041AARQZ-REEL	功能描述:IC SECONDARY SIDE CTRLR 24QSOP RoHS:是類別:集成電路 (IC) >> PMIC - 電源控制器，監視器系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:- 應用:多相控制器輸入電壓:- 電源電壓:9 V ~ 14 V 電流 - 電源:- 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝封裝/外殼:40-WFQFN 裸露焊盤供應商設備封裝:40-TQFN-EP（5x5）包裝:帶卷 (TR)
ADM1041AARQZ-REEL7	功能描述:IC SECONDARY SIDE CTRLR 24QSOP RoHS:是類別:集成電路 (IC) >> PMIC - 電源控制器，監視器系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:- 應用:多相控制器輸入電壓:- 電源電壓:9 V ~ 14 V 電流 - 電源:- 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝封裝/外殼:40-WFQFN 裸露焊盤供應商設備封裝:40-TQFN-EP（5x5）包裝:帶卷 (TR)
ADM1041A-EVALZ	功能描述:BOARD EVAL FOR ADM1041A RoHS:是類別:編程器，開發系統 >> 評估板 - DC/DC 與 AC/DC（離線）SMPS 系列:- 標準包裝:1 系列:- 主要目的:DC/DC，步降輸出及類型:1，非隔離功率 - 輸出:- 輸出電壓:3.3V 電流 - 輸出:3A 輸入電壓:4.5 V ~ 28 V 穩壓器拓撲結構:降壓頻率 - 開關:250kHz 板類型:完全填充已供物品:板已用 IC / 零件:L7981 其它名稱:497-12113STEVAL-ISA094V1-ND

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