BD33HC5JEFJ-E2

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

The BD33HC5JEFJ-E2 is a low-dropout regulator from ROHM Semiconductor featuring a fixed 3.3V output and a maximum continuous output current of 1.5A. It operates within an input voltage range of 4.5V to 8V, with a maximum withstand voltage of 10V. The device maintains an output accuracy of ±1.0% at 25°C and exhibits a typical dropout voltage of 0.6V at full load. Key electrical parameters include a ripple rejection of 60dB and a circuit current of 0.6mA. It incorporates thermal shutdown, overcurrent protection, and a soft-start function.

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

• Integrated overcurrent protection and thermal shutdown circuits prevent IC damage during short circuits or overload conditions.
• Features an ON/OFF switch that reduces circuit current to 0µA during shutdown for enhanced power management.
• Designed for use with ceramic capacitors to support system miniaturization and extended lifespan.

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

• Digital home appliances
• General-purpose electronic equipment requiring stable 3.3V power rails

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

Verify the specific suffix JE against official datasheets to confirm pinout and package compatibility. Confirm RoHS compliance status as indicated in the product documentation. Ensure the selected quantity aligns with the standard taping packaging requirements specified by the manufacturer. Cross-reference the manufacturing date code to ensure alignment with long-term supply plans.

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

Select this component when a high-output current of 1.5A is required alongside precise voltage regulation. The HTSOP-J8 package offers improved thermal dissipation compared to standard variants. Consider the 10V withstand voltage for applications with potential input transients. Verify that the application environment remains within the recommended operating temperature range for optimal performance.

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

This LDO regulator belongs to the BD33HC series, designed for robust performance in consumer electronics. It utilizes a dedicated production line distinct from the BD33HC5WEFJ series to improve efficiency while maintaining identical electrical characteristics. The device is classified as a standard-grade product intended for new developments rather than automotive applications.

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

The BD33HC5WEFJ shares identical electrical characteristics and can serve as a functional substitute. Designers should verify package footprint compatibility between the JEFJ and WEFJ suffixes before implementation.