LTC3769
Description
The LTC®3769 is a high performance single output synchronous boost converter controller that drives an all N-channel power MOSFET stage. Synchronous rectification increases efficiency, reduces power losses and eases thermal requirements, simplifying high power boost applications.
Key Features
- Synchronous Operation for Highest Efficiency and Reduced Heat Dissipation
- Wide VIN Range: 4.5V to 60V (65V Abs Max); Operates Down to 2.3V After Start-Up
- Output Voltage Up to 60V n ±1% 1.200V Reference Voltage
- RSENSE or Inductor DCR Current Sensing
- 100% Duty Cycle Capability for Synchronous MOSFET
- Low Quiescent Current: 28μA
- Phase-Lockable Frequency (75kHz to 850kHz)
- Programmable Fixed Frequency (50kHz to 900kHz)
- Power Good Output Voltage Monitor
- Low Shutdown Current: 4µA
