ISL78224
ISL78224 is 4-Phase 12V/48V Bidirectional Synchronous PWM Controller manufactured by Renesas.
Features
- 4-phase bidirectional synchronous 12V to 48V controller
- Master/slave architecture supports up to 4 ICs in parallel
- Voltage and current regulation
- Phase dropping facilitated with panion FET driver
- 2% current monitor gain accuracy from 0 to full load
- Supply and clock redundancy for functional safety
- Cycle-by-cycle peak current limiting
- Cycle-by-cycle negative current limiting
- Digitally programmable average current limit
- Analog and/or digital control of output voltage
- PMBus for status monitoring and fault response control
- Selectable phase dropping and diode emulation for light-load efficiency improvement
- prehensive protection with selectable hiccup or latch-off fault responses
- Digitally programmable warning and fault thresholds
- Dual-output Flyback controller
- 200m A adjustable output linear regulator
- 10mmx10mm 64 Ld TQFP with exposed pad thermal interface
- AEC-Q100 Grade 1
Related Literature
For a full list of related documents, visit our website
- ISL78224 product page
Efficiency (%) Efficiency (%)
100 99 98 97 96 95 94 93 92 91 90 0
26V to 12V 48V to 12V 64V to 12V
36V to 12V 56V to 12V
BAT12 Load CXrrent (A)
Figure 1. Buck Mode, DE Mode, Phase-Drop Enabled
100 99 98 97 96 95 94 93 92 91 90 0
BAT12 = 6V BAT12 = 12V BAT12 =...
