ZHCSJO3B
May 2019 – November 2020
LMR34215-Q1
PRODUCTION DATA
1
特性
2
应用
3
说明
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
Timing Requirements
7.7
System Characteristics
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Power-Good Flag Output
8.3.2
Enable and Start-up
8.3.3
Current Limit and Short Circuit
8.3.4
Undervoltage Lockout and Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Auto Mode
8.4.2
Forced PWM Operation
8.4.3
Dropout
8.4.4
Minimum Switch On-Time
8.4.5
Spread Spectrum Operation
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.1.1
Ground and Thermal Considerations
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Development Support
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Receiving Notification of Documentation Updates
11.4
Support Resources
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
RNX|12
MPQF465A
散热焊盘机械数据 (封装 | 引脚)
RNX|12
QFND597B
订购信息
zhcsjo3b_oa
zhcsjo3b_pm
11.1.1
Development Support
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