LM2585 4-V to 40-V, 3-A Step-Up Wide VIN Flyback Converter

1 Features

Requires Few External Components
Family of Standard Inductors and Transformers
NPN Output Switches 3 A, Can Stand Off 65 V
Wide Input Voltage Range: 4 V to 40 V
Current-mode Operation for Improved Transient Response, Line Regulation, and Current Limit
100-kHz Switching Frequency
Internal Soft-Start Function Reduces In-rush Current During Start-up
Output Transistor Protected by Current Limit, Undervoltage Lockout, and Thermal Shutdown
System Output Voltage Tolerance of ±4% Maximum Over Line and Load Conditions
Create a Custom Design Using the LM2585 With the WEBENCH® Power Designer