BD433M5WFPJ-CZE2

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

The BD433M5WFPJ-CZE2 is a fixed-output low dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It provides a stable 3.3V output with a maximum current capacity of 500mA. The device features a typical quiescent current of 40µA and offers high ripple rejection of 60dB. It operates within an input voltage range of 4V to 42V, with a maximum withstand voltage of 45V. The unit is housed in a TO-252-J5F surface-mount package and supports junction temperatures from -40°C to +150°C.

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

• Integrated overcurrent protection and thermal shutdown circuits for enhanced reliability under fault conditions.
• Capable of direct connection to vehicle battery systems due to high voltage withstand capability.
• Utilizes ceramic output capacitors for phase compensation, simplifying external component requirements.

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

• Automotive electronic control units requiring stable 3.3V power rails.
• Battery-connected automotive systems needing low standby current consumption.
• Industrial equipment operating in harsh environments with wide input voltage variations.

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

Verify the specific suffix CZE2 against the official datasheet to confirm package type and tape/reel specifications. Ensure compatibility with existing PCB footprints for the TO-252-J5F package. Confirm that the 500mA output requirement aligns with system load demands and thermal dissipation capabilities. Check for any recent Product Change Notices (PCN) regarding manufacturing line updates or specification revisions.

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

Select this component when a fixed 3.3V output is required with moderate current drive up to 500mA. It is suitable for applications prioritizing low quiescent current and high input voltage tolerance. Consider the thermal performance in the TO-252-J5F package for heat dissipation needs. Compare with other series if lower dropout voltage or different output currents are necessary.

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

This part belongs to the BD4xxM5-C series of LDO regulators designed for automotive use. These devices are characterized by their robustness against electrical noise and ability to handle high input voltages directly from battery sources. The series includes various output voltages and packages to support diverse automotive electronics design requirements.

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

ROHM recommends the BD450S5WFP-C for new developments as it utilizes different production lines for improved efficiency while maintaining identical electrical characteristics. Verify pinout and thermal performance equivalence before substitution.