BD733L05G-CTR

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

The BD733L05G-CTR is a fixed-output linear low-dropout regulator manufactured by Rohm Semiconductor. It provides a stable 3.3V output with a maximum current capacity of 50mA. The device features a high withstand voltage of 45V, making it suitable for direct battery connection in automotive systems. Key electrical specifications include a typical quiescent current of 28µA and an output voltage accuracy of ±2.0%. The IC incorporates built-in overcurrent protection and thermal shutdown circuits to ensure reliability under fault conditions.

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

• Ultra-low standby current consumption designed for battery-connected applications
• High voltage tolerance up to 45V for robust automotive operation
• Integrated overcurrent and thermal shutdown protection mechanisms

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

• Automotive electronic systems requiring direct battery connection
• Battery-powered devices needing low quiescent current regulation
• General-purpose 3.3V power supply circuits in consumer electronics

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

Verify the specific suffix 'CTR' indicates tape-and-reel packaging when ordering. Confirm that the component meets AEC-Q100 Grade 1 standards if automotive functional safety compliance is required for the target application. Ensure input voltage does not exceed the 45V maximum rating during procurement validation.

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

Select this component for applications requiring a fixed 3.3V rail with minimal static power draw. The 50mA output current limits suitability for high-power loads. Consider the SSOP-5 package size constraints for PCB layout. Verify compatibility with ceramic output capacitors as specified in the datasheet for phase compensation.

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

This part belongs to the BD733L series of automotive-grade LDO regulators from Rohm. The series is characterized by low consumption current and high withstand voltage, targeting automotive and industrial environments. The BD733L05G-CTR specifically denotes the 3.3V fixed output variant within this family.

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

Cross-reference with other BD733L series variants for different voltage outputs or current ratings. Check for equivalent parts from other manufacturers offering similar 3.3V/50mA specifications with comparable dropout voltages and protection features.