Rainbow Electronics MAX13256 User Manual

General description, Benefits and features, Applications

Table of contents

Document Outline

General Description
Benefits and Features
Applications
Typical Operating Circuit
Absolute Maximum Ratings
Package Thermal Characteristics
Electrical Characteristics
Test Circuits/Timing Diagrams
Typical Operating Characteristics
Pin Configuration
Pin Description
Functional Diagram
Detailed Description
- Isolated Power Supply
- Clock Source
  - Internal Oscillator Mode
  - External Clock Mode
- Watchdog
- Transients on ST1/ST2 During tDEAD
- Disable Mode
- Power-Up and Undervoltage Lockout
- Overcurrent Limiting
- FAULT Output
- Thermal Shutdown
Applications Information
- Snubber
- High dV/dt on VDD
- Power Dissipation
- High Temperature Operation
- Hot Insertion
- Output-Ripple Filtering
- Power-Supply Decoupling
- Output Voltage Regulation
- Isolated DAC/ADC Interface for Industrial Process Control
- Isolated RS-485/RS-232 Data Interfaces
- PCB Layout Guidelines
- Exposed Pad
Component Selection
- Transformer Selection
  - Low-Voltage Operation
- Diode Selection
- Capacitor Selection
  - Input Bypass Capacitor
  - Output Filter Capacitor
- Suggested External Component Manufacturers
Ordering Information
Chip Information
Package Information
Revision History
LIST OF FIGURES
- Figure 1. Test Circuits (A and B) and Timing Diagram (C) for Rise, Fall, and Dead Times
- Figure 2. Timing Diagram for Current Limiting
- Figure 3. Output Snubber
- Figure 4. Secondary-Side Rectification Topologies
- Figure 5. Output Ripple Filtering
- Figure 6. +24V to Isolated Regulated +5V
- Figure 7. +24V to Isolated Regulated +3.3V
- Figure 8. +24V to Isolated Regulated +12V
- Figure 9. +24V to Isolated Regulated ±15V
- Figure 10. Isolated Power Supply for Industrial Control Applications
LIST OF TABLES
- Table 1. Component Manufacturers