SC1404: Mobile Multi-Output PWM Controller with Virtual Current Sense®

• 6 to 30 V input range (operation possible below 6 V)
• 3.3 V and 5 V dual synchronous outputs
• Fixed-frequency or PSAVE for maximum efficiency over wide load current range
• 5 V/50 mA linear regulator
• 12 V/200 mA linear regulator
• Virtual Current Sense™ for enhanced stability
• Accurate low-loss current limiting
• Out-of-phase switching reduces input capacitance
• External compensation supports wide range of output filter components for reduced cost
• Programmable power-up sequence
• Power-good output
• Output over-voltage & over-current protection with output under-voltage shutdown
• 4 µA typical shutdown current
• 6 mW typical quiescent power
• TSSOP-28 & SSOP-28 packages

Typical Application Circuit

Click diagram to enlarge

• Notebook and subnotebook computers
• Automotive electronics
• Desktop DC-DC converters

TSSOP-28, SSOP-28

• SC1404ISSTR: Package Minimum Tape & Reel Only
• SC1404ISSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
• SC1404ITSTR: Package Minimum Tape & Reel Only
• SC1404ITSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only