ISL78227 Description
ISL78227 2-Phase Boost Controller with Integrated Drivers DATASHEET The ISL78227 is an automotive grade (AEC-Q100 Grade 1), 2-phase, 55V synchronous boost controller that simplifies the design of high power boost applications. It integrates strong half-bridge drivers, an analog/digital tracking input, and prehensive protection functions. The ISL78227 enables a simple, modular design for systems requiring power and...
ISL78227 Key Features
- Input/output voltage range: 5V to 55V, withstands 60V transients
- Supports synchronous or standard boost topology
- Peak current mode control with adjustable slope
- Secondary average current control loop
- Integrated 5V 2A sourcing/3A sinking N-channel MOSFET
- Switching frequency: 50kHz to 1.1MHz per phase
- External synchronization
- Programmable minimum duty cycle
- Programmable adaptive dead time control
- Optional diode emulation and phase dropping
ISL78227 Applications
- Input/output voltage range: 5V to 55V, withstands 60V transients
- Supports synchronous or standard boost topology
- Peak current mode control with adjustable slope