JAJSRS8I
February 2007 – November 2023
LM5116
PRODUCTION DATA
1
1
特長
2
アプリケーション
3
概要
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Switching Characteristics
5.7
Typical Performance Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
High Voltage Start-Up Regulator
6.3.2
Enable
6.3.3
UVLO
6.3.4
Oscillator and Sync Capability
6.3.5
Error Amplifier and PWM Comparator
6.3.6
Ramp Generator
6.3.7
Current Limit
6.3.8
HO Output
6.3.9
Thermal Protection
6.4
Device Functional Modes
6.4.1
Soft-Start and Diode Emulation
7
Application and Implementation
7.1
Application Information
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Custom Design with WEBENCH® Tools
7.2.2.2
Timing Resistor
7.2.2.3
Output Inductor
7.2.2.4
Current Sense Resistor
7.2.2.5
Ramp Capacitor
7.2.2.6
Output Capacitors
7.2.2.7
Input Capacitors
7.2.2.8
VCC Capacitor
7.2.2.9
Bootstrap Capacitor
7.2.2.10
Soft Start Capacitor
7.2.2.11
Output Voltage Divider
7.2.2.12
UVLO Divider
7.2.2.13
MOSFETs
7.2.2.14
MOSFET Snubber
7.2.2.15
Error Amplifier Compensation
7.2.2.16
Comprehensive Equations
7.2.2.16.1
Current Sense Resistor and Ramp Capacitor
7.2.2.16.2
Modulator Transfer Function
7.2.2.16.3
Error Amplifier Transfer Function
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Device Support
8.1.1
サード・パーティ製品に関する免責事項
8.1.2
Development Support
8.1.2.1
Custom Design with WEBENCH® Tools
8.2
ドキュメントの更新通知を受け取る方法
8.3
サポート・リソース
8.4
Trademarks
8.5
静電気放電に関する注意事項
8.6
用語集
9
Revision History
10
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
PWP|20
MHTS001G
サーマルパッド・メカニカル・データ
PWP|20
PPTD289
発注情報
jajsrs8i_oa
jajsrs8i_pm
8.1.2
Development Support