ZHCSIW9I
April 2004 – October 2018
LM5008
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
典型应用电路和方框图
4
修订历史记录
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Switching Characteristics
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Hysteretic Control Circuit Overview
7.3.2
High Voltage Start-Up Regulator
7.3.3
Regulation Comparator
7.3.4
Overvoltage Comparator
7.3.5
On-Time Generator and Shutdown
7.3.6
Current Limit
7.3.7
N-Channel Buck Switch and Driver
7.3.8
Thermal Protection
7.4
Device Functional Modes
7.4.1
Shutdown Mode
7.4.2
Active Mode
8
Application and Implementation
8.1
Application Information
8.1.1
Minimum Load Current
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Custom Design With WEBENCH® Tools
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Examples
11
器件和文档支持
11.1
器件支持
11.1.1
第三方米6体育平台手机版_好二三四免责声明
11.1.2
使用 WEBENCH® 工具创建定制设计方案
11.1.3
开发支持
11.2
文档支持
11.2.1
相关文档
11.2.1.1
PCB 布局资源
11.2.1.2
热设计资源
11.3
接收文档更新通知
11.4
社区资源
11.5
商标
11.6
静电放电警告
11.7
术语表
12
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
NGU|8
MPDS407A
DGK|8
MPDS028E
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsiw9i_oa
zhcsiw9i_pm
6.7
Typical Characteristics
Figure 1.
I
CC
Current vs Applied V
CC
Voltage
Figure 3.
Maximum Frequency vs V
OUT
and V
IN
Figure 5.
Efficiency vs Load Current vs V
IN
(Circuit of
Figure 10
)
Figure 2.
On-Time vs Input Voltage and R
ON
Figure 4.
Current Limit Off-Time vs V
FB
and R
CL
Figure 6.
Output Voltage vs Load Current
(Circuit of
Figure 10
)
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