SLLSEF3C
June 2013 – March 2021
SN6501-Q1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
Handling Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Switching Characteristics
6.7
Typical Characteristics
7
Parameter Measurement Information
7.1
15
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
8.4
Device Functional Modes
8.4.1
Start-Up Mode
8.4.2
Operating Mode
8.4.3
Off-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
SN6501 Drive Capability
9.2.2.2
LDO Selection
9.2.2.3
Diode Selection
9.2.2.4
Capacitor Selection
9.2.2.5
Transformer Selection
9.2.2.5.1
V-t Product Calculation
9.2.2.5.2
Turns Ratio Estimate
9.2.2.5.3
Recommended Transformers
9.2.3
Application Curve
9.2.4
Higher Output Voltage Designs
9.2.5
Application Circuits
10
Power Supply Recommendations
10.1
43
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
12.2
Trademarks
12.3
Electrostatic Discharge Caution
12.4
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DBV|5
MPDS018T
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sllsef3c_oa
sllsef3c_pm
1
Features
Qualified for Automotive Applications
AEC-Q100 Qualified With the Following Results
Device Temperature Grade 1: –40°C to 125°C Ambient Operating Temperature Range
Device HBM ESD Classification Level H2
Device CDM ESD Classification Level C4B
Functional Safety-Capable
Documentation available to aid functional safety system design
Push-Pull Driver for Small Transformers
Single 3.3-V or 5-V Supply
High Primary-side Current Drive:
5-V Supply: 350 mA (Max)
3.3-V Supply: 150 mA (Max)
Low Ripple on Rectified Output Permits Small Output Capacitors
Small 5-Pin SOT-23 Package