Datasheet Summary
Synchronous Flyback DC/DC Controller
Features
- High Efficiency at Full Load
- Better Cross Regulation Than Nonsynchronous
Converters (Multiple Outputs)
- Soft-Start Minimizes Inrush Current
- Current Mode Control Provides Excellent
Transient Response
- High Maximum Duty Cycle: 89% Typical
- ±2% Programmable Undervoltage Lockout Threshold
- ±1% Internal Voltage Reference
- Micropower Start-Up
- Constant Frequency Operation (Never Audible)
- 3mm × 4mm 12-Pin DFN Package
U APPLICATIO S
- 48V Tele Supplies
- 12V/42V Automotive
- 24V Industrial
- VoIP Phone
- Power Over Ethernet
DESCRIPTIO
The LTC®3806 is a current mode synchronous flyback controller that drives N-channel...