Products
Power Management
Semtech SC4910A
High-Performance Secondary Side Controller with Synchronous Rectifier
Overview
Features
- Synchronous rectification with adaptive control
- Programmable secondary side delay
- Programmable switching frequency
- Programmable max. duty cycle
- Remote voltage sense capability
- Close-loop soft start with active-low shutdown
- 0.75 V precision reference for low-output applications
- Oscillator sychronization
- Under-voltage lockout
- Operation to 1 MHz
- Current-mode or voltage-mode operation
- Single-stage power conversion with multiphase link capability (with SC4201)
- Monotonic start-up with pre-biased output
- Active current-sharing capability
- 9 V typical start-up threshold
- 20-pin TSSOP package
Applications
- Telecom isolated DC to DC converters
- Isolated VRMS
- Networking power supplies
- Industrial power supplies
- Distributed power architectures
- High-density power modules
Packaging
TSSOP-20
Order Codes
- SC4910AITSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
Diagrams and Specs
Block Diagram
Click diagram to enlarge
Datasheets and Resources
Restricted