A8450KLBTR-T

Voltage Regulators - Linear + Switching Overview

The A8450KLBTR-T is a PMIC featuring one buck converter and four LDOs in a 24-SOIC package. It operates on a 6V to 45V supply. Output 1 provides 3.3V at 200mA. Output 2 offers 1.2V to 3.3V at 200mA. Output 3 delivers 5V at 200mA. The device supports switching frequencies up to 2.4MHz and functions within -40°C to 135°C.

Voltage Regulators - Linear + Switching Feature Summary

• Integrates one synchronous buck converter with four low-dropout regulators for efficient multi-rail power distribution.
• Includes internal sequencing logic to manage startup order of multiple voltage rails reliably.
• Features adjustable switching frequency allowing optimization between efficiency and external component size.

Voltage Regulators - Linear + Switching Applications

• Industrial control systems requiring stable multi-voltage supplies
• Automotive infotainment and gateway modules
• Embedded computing platforms with mixed analog and digital loads

Voltage Regulators - Linear + Switching Procurement Notes

Verify the specific suffix KLBTR-T against official Allegro MicroSystems documentation to confirm pinout, thermal characteristics, and RoHS compliance status. Ensure the 24-SOIC footprint matches your PCB layout constraints. Cross-reference the datasheet revision date to validate parameter accuracy before finalizing design specifications.

Voltage Regulators - Linear + Switching Selection Notes

Select this component when designing systems requiring a single IC solution for both switched-mode and linear regulation. The integrated buck converter handles higher current demands while LDOs provide clean power for sensitive circuits. Verify that the input voltage range aligns with your system's bus voltage and that thermal management suits the 24-SOIC package limitations.

Voltage Regulators - Linear + Switching Part Context

This part belongs to the A8450 family of quad-output power management ICs from Allegro MicroSystems. These devices are engineered for applications needing compact power solutions with high integration levels. The family typically targets automotive and industrial environments where reliability and space efficiency are critical design parameters.

Voltage Regulators - Linear + Switching Replacement Considerations

A8450KLB-T is listed as an obsolete variant with similar packaging but different status. Check official substitution guides for electrical compatibility.