UC3907DWTR

Power Management - Specialized Overview

The UC3907DWTR is a load share controller from Texas Instruments designed for parallel power supply applications. It operates within an input voltage range of 4.5 V to 36 V and functions at temperatures between 0°C and +70°C. The device features a maximum output current of 600 uA and draws a typical operating supply current of 3 mA. It utilizes a 16-SOIC surface-mount package and provides a maximum output voltage of 2.045 V.

Power Management - Specialized Feature Summary

• Fully differential high impedance voltage sensing
• Accurate current amplifier for precise current sharing
• Opto-coupler driving capability

Power Management - Specialized Applications

• Parallel power supply design
• Load sharing control systems
• Professional power management (PMIC) circuits

Power Management - Specialized Procurement Notes

Verify the specific suffix against official documentation, as ordering suffixes may indicate variations in packaging or temperature rating without altering core functionality. Confirm RoHS compliance status through the manufacturer's latest datasheet or product change notification. Ensure the selected variant matches the required package type and operational temperature range for the target application environment.

Power Management - Specialized Selection Notes

Select this component when designing systems requiring precise current sharing among parallel power supplies. The device supports both inverting and non-inverting configurations suitable for various control topologies. Consider the 16-SOIC package constraints for PCB layout and thermal management. Verify that the input voltage requirements align with the system's available power rails.

Power Management - Specialized Part Context

The UC3907DWTR belongs to the UC3907 series of specialized power management integrated circuits. It serves as a dedicated controller for managing load distribution in redundant power architectures. This part is distinct from gate drivers or motor controllers within the broader Texas Instruments portfolio, focusing specifically on synchronization and balancing tasks.

Power Management - Specialized Replacement Considerations

The UCC29002DR is listed as a recommended replacement by the manufacturer. Verify compatibility regarding pinout, control logic, and performance specifications before substitution.