BD450M5FP2-CZE2

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The BD450M5FP2-CZE2 is a fixed-output low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It provides a stable 5 V output with a maximum continuous current of 500 mA. The device features a typical quiescent current of 38 uA and offers a typical power supply rejection ratio (PSRR) of 60 dB. It operates within an input voltage range up to 42 V and supports junction temperatures from -40°C to +150°C. The regulator includes overcurrent protection and thermal shutdown circuits, housed in a TO-263-3 surface-mount package.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Provides a fixed 5 V output with 500 mA current capability for stable power delivery.
• Features ultra-low static current consumption of 38 uA for energy-efficient operation.
• Includes built-in overcurrent protection and thermal shutdown for circuit safety.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Automotive electronic systems requiring AEC-Q100 qualified components
• Battery-powered devices needing low standby current consumption
• General-purpose linear voltage regulation in industrial equipment

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific suffix CZE2 against the manufacturer's latest datasheet to confirm package type and tape/reel specifications. Ensure compatibility with RoHS directives and functional safety requirements if used in automotive applications. Cross-reference ordering information with authorized distributors to avoid obsolete or non-compliant variants.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed 5 V output is required with moderate current capacity. Consider the TO-263-3 package for adequate thermal dissipation at higher loads. Evaluate the 60 dB PSRR and dropout characteristics against system noise and input voltage variations. Confirm that the 500 mA limit meets peak load demands without exceeding thermal constraints.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This LDO belongs to the BD450 series, designed for automotive and industrial applications. It utilizes a PNP transistor architecture for efficient regulation. The part is AEC-Q100 qualified, ensuring reliability under harsh environmental conditions. It serves as a power management solution for stabilizing voltages in systems connected directly to battery sources.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Public documentation indicates BD450S5WFP2-CE2 as a recommended alternative for new developments due to production line improvements. Verify electrical equivalence and pin compatibility before substitution. Check for any pending Product Change Notices affecting manufacturing processes or specifications.