BD933N5WEFJ-CE2

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

The BD933N5WEFJ-CE2 is a fixed-output Low Dropout (LDO) linear voltage regulator manufactured by ROHM Semiconductor. It provides a stable 3.3V output with a maximum current capacity of 500mA. The device features a wide input voltage range from 4.87V to 42V and supports an operating temperature range from -40°C to +150°C. Packaged in HTSOP-J8, it includes integrated protection mechanisms such as thermal shutdown, over-current protection, and under-voltage lockout.

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

• Integrates Nano Cap™ technology for stable operation with nanofarad-range output capacitance
• Utilizes QuiCur™ technology to achieve high-speed load response characteristics
• Includes comprehensive protection circuits including thermal shutdown and over-current protection

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

• Automotive electronic systems requiring direct battery connection
• Power supply units for automotive applications needing low current consumption
• Circuits demanding high accuracy regulation with ±2.0% output voltage tolerance

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

Verify the specific suffix CE2 against official ROHM documentation to confirm package type and tape/reel specifications. Ensure compatibility with automotive functional safety requirements if applicable. Confirm lead times and availability through authorized distributors as stock levels fluctuate. Validate RoHS compliance status prior to procurement.

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

Select this component when designing automotive power supplies that require direct battery connection with high voltage withstand capabilities up to 42V. Choose this LDO for applications needing fast transient response via QuiCur™ technology and stability with small ceramic capacitors using Nano Cap™ topology. Consider the 500mA output current and 3.3V fixed output for powering sensitive automotive loads.

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

This part belongs to the BD933 series of automotive-grade LDO regulators from ROHM. These devices are designed for harsh automotive environments, offering robust performance under varying load conditions. The series integrates advanced technologies to minimize external component count while maintaining high reliability and efficiency in power management applications.

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

Check ROHM's official replacement guide for equivalent parts within the BD9xxM5 or BD9xxN1 series. Verify pin compatibility and electrical parameters before substitution. Ensure any alternative maintains the required automotive qualification and package dimensions.