BD820F50EFJ-CE2

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

The BD820F50EFJ-CE2 is a fixed-output linear low-dropout (LDO) voltage regulator manufactured by Rohm Semiconductor. It provides a stable 5 V output with a maximum continuous current of 200 mA. The device supports an input voltage range from 5.9 V to 42 V, featuring a typical dropout voltage of 400 mV at full load and a ripple rejection ratio of 70 dB. Designed for automotive environments, it operates within a temperature range of -40 °C to +125 °C and includes integrated thermal shutdown and overcurrent protection circuits.

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

• Integrated thermal shutdown and overcurrent protection mechanisms enhance operational reliability under fault conditions.
• High ripple rejection capability ensures clean power delivery in electrically noisy automotive environments.
• Compact HTSOP-J8 surface-mount package facilitates efficient PCB layout and space-constrained designs.

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

• Automotive electronic control units requiring stable 5 V logic supply
• Infotainment system power distribution networks
• Sensor interface modules in vehicle body electronics

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

Verify the complete part number including suffixes such as CE2 to ensure correct packaging and automotive grade compliance. Confirm RoHS status and functional safety support classification prior to integration. Cross-reference datasheet revisions to validate parameter consistency against current design requirements.

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

Select this component when a fixed 5 V output is required with high input voltage tolerance up to 42 V. Ensure the load current does not exceed 200 mA and that the input voltage remains above the minimum threshold of 5.9 V. Verify thermal management capabilities given the operating temperature range and package type.

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

This LDO regulator belongs to Rohm's automotive-grade PMIC portfolio, designed specifically for harsh electrical environments. It complements other power management solutions by providing simple, reliable voltage regulation without external feedback components, suitable for applications demanding high noise immunity and robust protection features.

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

BD820F5UEFJ-CE2 offers identical electrical specifications and pinout compatibility. Verify package integrity and suffix variations to ensure direct substitution without circuit modification.