ISL78225
ISL78225 is 4-Phase Interleaved Boost PWM Controller manufactured by Renesas.
Features
- Peak current mode PWM control with adjustable slope pensation
- Precision resistor/DCR current sensing
- 2-, 3- or 4-phase operation
- Adjustable phase dropping/diode emulation/pulse skipping for high efficiency at light load
- Phase dropping facilitated with panion FET driver
ISL78420 (featuring tri-level input control)
- Adjustable switching frequency or external synchronization from 75k Hz up to 1MHz per phase
- Over-temperature/overvoltage protection
- 2V 1.0% internal reference
- Pb-free 44 Ld 10x10 EP-TQFP (Ro HS pliant)
- -40°C to +125°C operating temperature range
- AEC-Q100 qualified
Applications
- Automotive power supplies
- Start/stop DC/DC converter
- Electronic power steering systems (EPAS)
- Fuel pumps
- Injection system
- Audio trunk amplifier power supplies
- Tele and industrial power supplies
0.98 WITH PHASE DROPPING
WITHOUT PHASE DROPPING
EFFICIENCY (%)
16V INPUT, 36V OUTPUT
SYNCHRONOUS...
