LTC3705
2-Switch Forward
Controller and Gate Driver U FEATURES DESCRIPTIO в– High-Speed Top and Bottom Gate Drivers for
2-Switch Forward Converter
On-Chip Rectifier and Self-Starting Architecture
Eliminate Need for Separate Gate Drive Bias
Supply
Wide Input Voltage Supply Range: 18V to 80V
Tolerant of 100V Input Voltage Transients
Linear Regulator Controller for Fast Start-Up
Precision UVLO with Adjustable Hysteresis
Overcurrent Protection
Volt-Second Limit Prevents Transformer Core
Saturation
Voltage Feedforward for Fast Transient Response
Available in 16-Lead Narrow SSOP Package The LTCВ®3705 is a controller for a 2-switch forward
converter and includes on-chip bottom and top gate
drivers that do not require external transformers. Isolated 48V Telecommunication Systems
Internet Servers and Routers
Distributed Power Step-Down Converters
Automotive and Heavy Equipment , LT, LTC and LTM are registered trademarks of Linear Technology Corporation.
PolyPhase is a registered trademark of Linear Technology Corporation. All other
trademarks are the property of their respective owners. Patent Pending в– в– …