JAJSL89A
March 2022 – June 2022
SN6507
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
4
Revision History
5
Pin Configuration and 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
スイッチング特性
6.7
Typical Characteristics, SN6507
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Push-Pull Converter
8.3.2
Core Magnetization
8.3.3
Duty Cycle Control
Programmable Switching Frequency
8.3.4
Spread Spectrum Clocking
8.3.5
Slew Rate Control
8.3.6
Protection Features
8.3.6.1
Over Voltage Protection (OVP)
8.3.6.2
Over Current and Short Circuit Protection (OCP)
8.3.6.3
Under Voltage Lock-Out (UVLO)
8.3.6.4
Thermal Shut Down (TSD)
8.4
Device Functional Modes
8.4.1
Start-Up Mode
8.4.1.1
Soft-Start
8.4.2
Operation Mode
8.4.3
Shutdown Mode
8.4.4
SYNC Mode
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Pin Configuration
9.2.2.2
LDO Selection
9.2.2.3
Diode Selection
9.2.2.4
Capacitor and Inductor Selection
9.2.2.5
Transformer Selection
9.2.2.5.1
V-t Product Calculation
9.2.2.5.2
Turns Ratio Estimate
9.2.2.6
Low-Emissions Designs
9.2.3
Application Curves
9.2.4
System Examples
9.2.4.1
Higher Output Voltage Designs
9.2.4.2
Commercially-Available Transformers
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.2
Layout Example
10
Device and Documentation Support
10.1
Documentation Support
10.1.1
Related Documentation
10.2
Receiving Notification of Documentation Updates
10.3
Community Resources
10.4
Trademarks
11
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)
DGQ|10
MPDS043F
サーマルパッド・メカニカル・データ
DGQ|10
PPTD373B
発注情報
jajsl89a_oa
jajsl89a_pm
10.1.1
Related Documentation
For related documentation see the following:
Texas Instruments,
Digital Isolator Design Guide
Texas Instruments,
Isolation Glossary
Texas Instruments,
How to Isolate Signal and Power in Isolated CAN Systems
TI TechNote
Texas Instruments,
How to Isolate Signal and Power for an RS-485 System
TI TechNote
Texas Instruments,
How to Isolate Signal and Power for I
2
C
TI TechNote
Texas Instruments,
How to Reduce Emissions in Push-Pull Isolated Power Supplies
TI Application Note
Texas Instruments,
Small Form-Factor Reinforced Isolated IGBT Gate Drive Reference Design for 3-Phase Inverter
TI Design
Texas Instruments,
SN6507DGQEVM Low-Emissions 500 mA Push-Pull Transformer Driver for Isolated Power Supplies Evaluation Module
TI EVM User's Guide