JAJSEV6E
December 2015 – August 2020
LMR23630
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
Pin 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
Timing Requirements
7.7
Switching Characteristics
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Fixed Frequency Peak Current Mode Control
8.3.2
Adjustable Frequency
8.3.3
Adjustable Output Voltage
8.3.4
Enable/Sync
8.3.5
VCC, UVLO
8.3.6
Minimum ON-time, Minimum OFF-time and Frequency Foldback at Dropout Conditions
8.3.7
Power Good (PGOOD)
8.3.8
Internal Compensation and CFF
8.3.9
Bootstrap Voltage (BOOT)
8.3.10
Overcurrent and Short-Circuit Protection
8.3.11
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Shutdown Mode
8.4.2
Active Mode
8.4.3
CCM Mode
8.4.4
Light Load Operation (PFM Version)
8.4.5
Light Load Operation (FPWM Version)
9
Application and Implementation
9.1
Application Information
9.2
Typical Applications
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Custom Design With WEBENCH® Tools
9.2.2.2
Output Voltage Setpoint
9.2.2.3
Switching Frequency
9.2.2.4
Inductor Selection
9.2.2.5
Output Capacitor Selection
9.2.2.6
Feed-Forward Capacitor
9.2.2.7
Input Capacitor Selection
9.2.2.8
Bootstrap Capacitor Selection
9.2.2.9
VCC Capacitor Selection
9.2.2.10
Undervoltage Lockout Setpoint
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
11.3
Compact Layout for EMI Reduction
11.4
Ground Plane and Thermal Considerations
11.5
Feedback Resistors
12
Device and Documentation Support
12.1
Device Support
12.1.1
Development Support
12.1.1.1
Custom Design With WEBENCH® Tools
12.2
Receiving Notification of Documentation Updates
12.3
Support Resources
12.4
Trademarks
12.5
静電気放電に関する注意事項
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)
DDA|8
DRR|12
サーマルパッド・メカニカル・データ
DDA|8
PPTD058I
DRR|12
PPTD338C
発注情報
jajsev6e_oa
jajsev6e_pm
12
Device and Documentation Support