Product Overview
LTC3113EFE#PBF from ADI is a 3A 15V synchronous buck-boost with wide 1.8-15V input/output. Burst Mode for light-load efficiency. 1.2/2MHz selectable frequency. TSSOP-28E with exposed pad for thermal management.
Working Principle
4-switch topology provides seamless buck-boost transition. Current mode control ensures loop stability. Burst Mode reduces switching losses at light load. 3A switch current for demanding loads.
Pin Description
| Pin Group | Name | Function |
|---|---|---|
| Power | VIN/VOUT/SW | Input, output, switching |
| Control | FB/EN/MODE | Feedback, enable, mode |
| Status | PG/PFD | Power good |
Applications
- Multi-chemistry battery systems
- Supercapacitor charge/discharge
- Industrial portable equipment
Alternative Models
| Manufacturer | Part Number | Notes |
|---|---|---|
| ADI | LTC3115EFE#PBF | 40V version |
| TI | LM5175RHFR | Similar buck-boost |