MIC7400 5 BUCK 1 BOOST PROGR REG EVAL BD

• Input voltage: 2.4V to 5.5V
• Five independent synchronous bucks up to 3A
• One independent non-synchronous boost 200mA
• 200μA quiescent current (all regulators on)
• 93% peak buck efficiency, 85% typical efficiency at 1mA
• Dual power mode: stand-by and normal mode
• I2C interface up to 3.4MHz
• MCP2221 USB to I2C bridge for easy GUI communication
• I2C on-the-fly EEPROM programmability, featuring:
− Buck and boost output voltage scaling
− Power-on-reset threshold and delay
− Power-up sequencing/sequencing delay
− Buck and boost current limit
− Buck and boost pull-down when disabled
− Individual ON, OFF, and standby modes
− Soft-start and global power-good masking
• 23μA buck typical quiescent current
• 70μA boost typical quiescent current
• 1.5% output accuracy over temperature/line/load
• 2.0MHz boost switching frequency
• 1.3MHz buck operation in continuous mode
• Ultra-fast buck transient response
• less then 15mm × 15mm × 1.25mm solution size
• Thermal-shutdown and current-limit protection