The LM3477 is a current mode, high-side N channel FET controller. It is most commonly used in buck configurations. All the power conducting components of the circuit are external to the LM3477, so a large variety of inputs, outputs, and loads can be accommodated by the LM3477.
Features
- 8-lead Mini-SO8 (MSOP-8) package
- Internal push-pull driver with 1A peak current capability
- Low current hysteric mode improves light load efficiency
- Current limit and thermal shutdown
- Frequency compensation optimized with a capacitor and resistor
- Internal softstart
- Current mode operation
- Undervoltage lockout with hystersis