BD42754FP2-CE2

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

The BD42754FP2-CE2 is a low-dropout regulator with an integrated voltage detector, manufactured by ROHM Semiconductor. It operates within an input voltage range of 3 V to 45 V and provides a fixed 5 V output at up to 500 mA. The device features a typical quiescent current of 75 µA and a ripple rejection ratio of 60 dB. It is housed in a TO-263-5 package and supports surface-mount installation. The unit is qualified under AEC-Q100 standards for automotive applications, ensuring reliability across a wide operating temperature range from -40 °C to +125 °C.

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

• Integrates a reset circuit that outputs a signal when the regulated voltage drops below approximately 4.62 V
• Allows programmable reset delay timing through the connection of an external capacitor
• Supports low ESR ceramic capacitors directly at the output terminal

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

• Automotive electronic systems requiring functional safety support
• Embedded circuits needing power-on and under-voltage monitoring
• Battery-powered devices requiring low standby current consumption

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

Verify the specific suffix CE2 against official datasheets to confirm pinout and thermal pad configuration. Ensure compatibility with AEC-Q100 requirements if deploying in automotive environments. Check for moisture sensitivity levels prior to soldering. Confirm RoHS compliance status with the manufacturer before finalizing procurement orders.

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

Select this component when a fixed 5 V rail is required alongside system supervision capabilities. The integrated voltage detector eliminates the need for separate monitoring ICs. Consider the TO-263-5 package for adequate heat dissipation during continuous 500 mA operation. Verify that the input voltage remains within the specified 3 V to 45 V window for stable regulation.

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

This part belongs to the BD4275 series of high-voltage LDO regulators designed for robust performance in demanding environments. The FP2 designation indicates the specific surface-mount package variant. The CE2 suffix typically denotes environmental compliance and packaging specifications defined by ROHM Semiconductor for this specific product line iteration.

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

Consult official substitution lists for direct equivalents. Cross-reference pinouts and electrical characteristics carefully. Verify that any alternative maintains the same voltage detection threshold and reset delay functionality.