Semtech SC2542

Features

• Independent dual-switcher-outputs
• Integrated 5V standby output with over 50mA capability
• Wide input voltage range: 6.5V ~ 28V
• Adjustable output voltage down to 0.75V
• Light load efficiency enhancement
• Programmable skip mode operation
• Flexible power sequencing with enable and power good output
• Synchronous buck topology with voltage mode control
• Out of phase operation to reduce cost of input capacitor
• 10V internal regulator for gate driver to deliver high efficiency
• Programmable switching frequency: 100KHz ~ 300KHz
• Full protection: UVLO, OVP, and programmable OCP
• No need for current sense resistor
• Low standby operating current (200μA typical)
• Low shut down current (100nA typical)
• 28 lead TSSOP package with exposed die pad (EDP)
• Fully WEEE package and RoHS Compliant

Applications

• Notebook computer system power
• Systems with 6.5V ~ 28V input
• Network and telecom systems
• Other portable devices

Packaging

• TSSOP-28

Order Codes

• SC2542TETRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
• SC2542EVB: SC2542 Evaluation Board