PT4115
Description
The PT4115 is a continuous conduction mode inductive step-down converter, designed for driving single or multiple series connected LED efficiently from a voltage source higher than the total LED chain voltage.
Key Features
- Simple low parts count
- Wide input voltage range: 6V to 30V
- Up to 1.2A output current
- Single pin on/off and brightness control using DC
- Up to 1MHz switching frequency
- Typical 5% output current accuracy
- Inherent open-circuit LED protection
- High efficiency (up to 97%)
- High-Side Current Sense
- Hysteretic Control: No pensation
Applications
- Low voltage halogen replacement LEDs
