JAJSDX2C
September 2017 – October 2021
LM5150-Q1
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Enable (EN Pin)
8.3.2
High Voltage VCC Regulator (PVCC, AVCC Pin)
8.3.3
Power-On Voltage Selection (VSET Pin)
8.3.4
Switching Frequency (RT Pin)
8.3.5
Clock Synchronization (SYNC Pin in SS Configuration)
8.3.6
Current Sense, Slope Compensation, and PWM (CS Pin)
8.3.7
Current Limit (CS Pin)
8.3.8
Feedback and Error Amplifier (COMP Pin)
8.3.9
Automatic Wake-Up and Standby
8.3.10
Boost Status Indicator (STATUS Pin)
8.3.11
Maximum Duty Cycle Limit, Minimum Input Supply Voltage
8.3.12
MOSFET Driver (LO Pin)
8.3.13
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Shutdown Mode
8.4.2
Standby Mode
8.4.3
Wake-Up Mode
8.4.3.1
Start-Stop Configuration (SS Configuration)
8.4.3.2
Emergency-Call Configuration (EC Configuration)
9
Application and Implementation
9.1
Application Information
9.1.1
Bypass Switch / Disconnection Switch Control
9.1.2
Loop Response
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Custom Design With WEBENCH® Tools
9.2.2.2
RSET Resistor
9.2.2.3
RT Resistor
9.2.2.4
Inductor Selection (LM)
9.2.2.5
Current Sense (RS)
9.2.2.6
Slope Compensation Ramp (RSL)
9.2.2.7
Output Capacitor (COUT)
9.2.2.8
Loop Compensation Component Selection and Maximum ESR
9.2.2.9
PVCC Capacitor, AVCC Capacitor, and AVCC Resistor
9.2.2.10
VOUT Filter (CVOUT, RVOUT)
9.2.2.11
Input Capacitor
9.2.2.12
MOSFET Selection
9.2.2.13
Diode Selection
9.2.2.14
Efficiency Estimation
9.2.3
Application Curves
9.3
System Examples
9.3.1
Lower Standby Threshold in SS Configuration
9.3.2
Dithering Using Dither Enabled Device
9.3.3
Clock Synchronization With LM5140
9.3.4
Dynamic Frequency Change
9.3.5
Dithering Using an External Clock
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.1.1
Third-Party Products Disclaimer
12.1.2
Development Support
12.1.2.1
Custom Design With WEBENCH® Tools
12.2
Receiving Notification of Documentation Updates
12.3
サポート・リソース
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
デバイスごとのパッケージ図は、PDF版データシートをご参照ください。
メカニカル・データ(パッケージ|ピン)
RUM|16
サーマルパッド・メカニカル・データ
発注情報
jajsdx2c_oa
jajsdx2c_pm
11
Layout