Datasheet > 电源电路 > 开关式稳压器或控制器> ADP2441ACPZ-R7

ADP2441ACPZ-R7

更新时间： 2024-01-30 09:31:19

品牌	Logo	应用领域
亚德诺 - ADI		稳压器开关式稳压器或控制器电源电路开关式控制器输出元件
页数	文件大小	规格书
32页	1912K
描述
36 V,1 A, Synchronous, Step-Down DC-to-DC Regulator

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ADP2441ACPZ-R7 技术参数

Source Url Status Check Date：	2013-05-01 14:56:46.046	是否无铅：	含铅
是否Rohs认证：	符合	生命周期：	Active
包装说明：	HVQCCN, LCC12,.12SQ,20	针数：	12
Reach Compliance Code：	compliant	ECCN代码：	EAR99
HTS代码：	8542.39.00.01	风险等级：	1.69
Is Samacsys：	N	其他特性：	ADJUSTABLE OUTPUT VOLTAGE RANGE FROM 0.6 V TO 32.4 V
模拟集成电路 - 其他类型：	SWITCHING REGULATOR	控制模式：	CURRENT-MODE
控制技术：	PULSE WIDTH MODULATION	最大输入电压：	36 V
最小输入电压：	4.5 V	标称输入电压：	12 V
JESD-30 代码：	S-XQCC-N12	JESD-609代码：	e3
长度：	3 mm	湿度敏感等级：	3
功能数量：	1	端子数量：	12
最高工作温度：	125 °C	最低工作温度：	-40 °C
最大输出电流：	1.8 A	封装主体材料：	UNSPECIFIED
封装代码：	HVQCCN	封装等效代码：	LCC12,.12SQ,20
封装形状：	SQUARE	封装形式：	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
峰值回流温度（摄氏度）：	260	认证状态：	Not Qualified
座面最大高度：	0.8 mm	子类别：	Switching Regulator or Controllers
表面贴装：	YES	切换器配置：	BUCK
最大切换频率：	1000 kHz	技术：	DMOS
温度等级：	AUTOMOTIVE	端子面层：	Matte Tin (Sn)
端子形式：	NO LEAD	端子节距：	0.5 mm
端子位置：	QUAD	处于峰值回流温度下的最长时间：	30
宽度：	3 mm	Base Number Matches：	1

ADP2441ACPZ-R7 数据手册

ADP2441

Data Sheet

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications Information.............................................................. 18

Selecting the Output Voltage .................................................... 18

Setting the Switching Frequency.............................................. 18

Soft Start ...................................................................................... 19

External Components Selection............................................... 19

Boost Capacitor .......................................................................... 21

VCC Capacitor............................................................................ 21

Loop Compensation .................................................................. 21

Large Signal Analysis of the Loop Compensation................. 21

Design Example.............................................................................. 23

Configuration and Components Selection............................. 23

System Configuration................................................................ 24

Typical Application Circuits ......................................................... 25

Design Example.......................................................................... 25

Other Typical Circuit Configurations ..................................... 26

Power Dissipation and Thermal Considerations ....................... 29

Power Dissipation....................................................................... 29

Thermal Considerations............................................................ 29

Evaluation Board Thermal Performance .................................... 30

Circuit Board Layout Recommendations ................................... 31

Outline Dimensions....................................................................... 32

Ordering Guide .......................................................................... 32

Applications....................................................................................... 1

General Description......................................................................... 1

Typical Circuit Configuration......................................................... 1

Revision History ............................................................................... 2

Specifications..................................................................................... 3

Absolute Maximum Ratings............................................................ 5

Thermal Resistance ...................................................................... 5

ESD Caution.................................................................................. 5

Pin Configuration and Function Descriptions............................. 6

Typical Performance Characteristics ............................................. 7

Internal Block Diagram ................................................................. 14

Theory of Operation ...................................................................... 15

Control Architecure ................................................................... 15

Adjustable Frequency................................................................. 16

Power Good................................................................................. 16

Soft Start ...................................................................................... 16

Tracking ....................................................................................... 16

Undervoltage Lockout (UVLO) ............................................... 17

Precision Enable/Shutdown...................................................... 17

Current-Limit and Short-Circuit Protection.......................... 17

Thermal Shutdown..................................................................... 17

REVISION HISTORY

11/12—Rev. 0 to Rev. A

Changes to Figure 1.......................................................................... 1

Changed I_VINMaximum Parameter from 2.2 mA to2 mA.......... 3

Changes to Pin 3 and Pin 5 Descriptions...................................... 6

Changes to Boost Capacitor Section............................................ 21

Changes to Figure 66...................................................................... 31

Changes to Ordering Guide .......................................................... 32

6/12—Revision 0: Initial Version

Rev. A | Page 2 of 32

123 4 5 6 7...32

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