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SC1404 - Mobile Multi-Output PWM Controller

General Description

The SC1404 is a multiple-output power supply controller designed to power battery operated systems.

The SC1404 provides synchronous rectified buck converter control for two power supplies.

An efficiency of 95% can be achieved.

Key Features

  • 6 to 30V input range (operation possible below 6V) 3.3V and 5V dual synchronous outputs Fixed-frequency or PSAVE for maximum efficiency over wide load current range 5V/50mA linear regulator 12V/200mA linear regulator TM 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 overvolt.

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Datasheet Details

Part number SC1404
Manufacturer SEMTECH
File Size 527.04 KB
Description Mobile Multi-Output PWM Controller
Datasheet download datasheet SC1404 Datasheet

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www.DataSheet4U.com Mobile Multi-Output PWM Controller with Virtual Current SenseTM POWER MANAGEMENT Description The SC1404 is a multiple-output power supply controller designed to power battery operated systems. The SC1404 provides synchronous rectified buck converter control for two power supplies. An efficiency of 95% can be achieved. The SC1404 uses Semtech’s proprietary Virtual Current SenseTM technology along with external error amplifier compensation to achieve enhanced stability and DC accuracy over a wide range of output filter components while maintaining fixed frequency operation. The SC1404 also provides two linear regulators for system housekeeping.