SC2453: High-Performance Quad-Output Switching Regulator

• Two synchronized converters for low noise
• Power-up sequencing to prevent latch-up
• Out-of-phase operation for low input ripple
• Over-current protection
• Wide input range, 4.5 V to 30 V
• Programmable frequency up to 700 kHz
• Two synchronous bucks for high efficiency at high current
• One dedicated programmable positive linear regulator and one dedicated programmable negative linear regulator
• Output voltage as low as 0.5 V
• Small TSSOP-28 package

Typical Application Circuit

Click diagram to enlarge

• DSL applications with multiple input voltage requirements
• Mixed-signal applications requiring positive and negative voltages
• Cable modem power management
• Base station power management

TSSOP-28

• SC2453ITSTR: Package Minimum Tape & Reel Only
• SC2453ITSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only