BD33C0AHFP-CTR

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

The BD33C0AHFP-CTR is a fixed-output low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor, designed for automotive applications. It provides a stable 3.3 V output with a maximum continuous current of 1 A. The device features a high withstand voltage capability of up to 26.5 V and operates within an extended temperature range from -40 °C to +125 °C. Key electrical specifications include a ripple rejection ratio of 55 dB and a line regulation of 33 mV under full load conditions. The unit is housed in an HRP5 surface-mount package and complies with the AEC-Q100 qualification standard.

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

• Integrated overcurrent protection circuit to prevent IC damage during output short circuits
• Built-in thermal shutdown mechanism to protect against overheating under overload conditions
• Automotive-grade reliability compliant with AEC-Q100 functional safety standards

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

• Power supply regulation in automotive electronic control units
• Voltage stabilization for microcontroller power rails
• General-purpose linear regulation in harsh automotive environments

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

Verify the specific suffix 'CTR' indicates the tape-and-reel packaging configuration when placing orders. Confirm that the target application requires the fixed 3.3 V output variant. Ensure compatibility with the HRP5 footprint dimensions and thermal requirements. Cross-reference the AEC-Q100 certification status if functional safety documentation is required for the final assembly.

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

Select this component when a robust 1 A LDO solution is needed for automotive systems requiring high input voltage tolerance. The fixed 3.3 V output eliminates external resistor networks. Consider the HRP5 package size constraints and the need for integrated thermal and overcurrent protection without additional external components.

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

This part belongs to ROHM's automotive LDO regulator series, characterized by high withstand voltage and built-in protection circuits. The BD33C0AHFP-CTR specifically denotes the reel-packaged version of the BD33C0AHFP-C model. It serves as a reliable power management solution for demanding automotive electronics requiring stable voltage regulation under varying load and temperature conditions.

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

The BD33C0AHFP-C is the identical component offered in different packaging formats. Verify pinout compatibility and thermal performance characteristics before substituting with other automotive LDOs.