The SC338AIMSTR is a highly integrated power management unit (PMU) from Semtech, designed to provide a compact and efficient solution for powering portable devices and other low-power applications. It integrates multiple functions including buck converters, LDO regulators, and a battery charger, offering a complete power management solution in a single chip.

Applications

• Portable Devices
• Wearable Electronics
• Handheld Instruments
• IoT Devices
• Low-Power Microcontroller Systems

Features

• Multiple Buck Converters: Provides efficient step-down voltage conversion.
• Low Dropout (LDO) Regulators: Delivers clean and stable power to sensitive analog circuits.
• Integrated Battery Charger: Supports single-cell Li-Ion/Polymer batteries.
• I2C Interface: Allows for easy programming and monitoring of power management parameters.
• Compact Package: Small form factor for space-constrained applications.

Benefits

• Reduced Board Space: Integration of multiple functions minimizes component count and board size.
• Improved Power Efficiency: Optimized power conversion circuitry extends battery life.
• Simplified System Design: Integrated solution reduces design complexity and time-to-market.
• Flexible Configuration: I2C interface allows for customization of power management settings.

Technical Specifications

• Input Voltage Range: 2.7 V to 5.5 V
• Output Voltage Range: Programmable via I2C
• Battery Charger: Single-cell Li-Ion/Polymer
• Operating Temperature: -40 °C to +85 °C
• Interface: I2C
• Package: QFN