UC2901QG3

Power Management - Specialized Overview

The UC2901QG3 is an isolated feedback generator from the UC2901 series, designed for feedback loop power control applications. It operates within a supply voltage range of 4.5V to 40V and features a reference voltage of 1.5V. The device supports a maximum operating temperature of 85°C and a minimum of -40°C. It is housed in a 20-PLCC package with dimensions of approximately 9x9mm. The component draws a supply current of 5mA and is classified under PMIC - Power Management ICs.

Power Management - Specialized Feature Summary

• Provides isolated feedback generation for power control loops
• Operates with internal oscillator or external clock synchronization
• Supports wide input supply voltage range for versatile integration

Power Management - Specialized Applications

• Feedback signal generation in switching power supplies
• Isolated control systems requiring precise feedback signals
• Power management integrated circuits in industrial equipment

Power Management - Specialized Procurement Notes

Verify the specific suffix 'QG3' against the manufacturer's official datasheet to confirm pinout compatibility and package dimensions. Ensure that the 20-PLCC form factor matches the target PCB layout requirements. Confirm thermal performance specifications align with the intended operating environment limits defined in the technical documentation.

Power Management - Specialized Selection Notes

Select this component when an isolated feedback generator is required for power loop control. Consider the 20-PLCC package size and the 4.5V to 40V supply range. Evaluate the need for external clock synchronization versus internal oscillator operation based on system timing requirements. Verify temperature ratings for the specific application environment.

Power Management - Specialized Part Context

The UC2901QG3 belongs to the UC2901 family of feedback loop power controllers manufactured by Texas Instruments. This series includes various packages such as PDIP and SOIC variants. The QG3 designation specifically indicates the 20-PLCC package configuration, distinguishing it from other form factors within the same functional family.

Power Management - Specialized Replacement Considerations

Check for UC2901N or UC2901DTR if different packaging is acceptable. Verify electrical parameter equivalence before substitution.

Power Management - Specialized FAQ

What is the reference voltage of the UC2901QG3?

The reference voltage is 1.5V.

Can the UC2901QG3 be synchronized with an external clock?

Yes, the device can operate using either the internal oscillator or an external clock signal.