BA33BC0WT-V5

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

The BA33BC0WT-V5 is a fixed-output Low Dropout (LDO) regulator manufactured by ROHM Semiconductor. It provides a nominal output voltage of 3.3V with an accuracy of ±2.0% at 25°C. The device supports a maximum output current of 1A and operates within an input voltage range of 4.3V to 16V, with a maximum withstand voltage of 18V. Key electrical characteristics include a typical dropout voltage of 0.3V at 0.2A load, a ripple rejection of 55dB, and a circuit current of 0.5mA. It features built-in thermal shutdown and overcurrent protection.

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

• Low saturation voltage design utilizing PNP output transistor for efficient regulation
• Integrated thermal shutdown circuit prevents damage from overheating conditions
• Built-in overcurrent protection safeguards against short-circuit and overload events

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

• General purpose DC-DC conversion in embedded systems
• Power supply stages for microcontrollers requiring stable 3.3V rails
• Battery-powered devices needing low quiescent current operation

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

Verify the specific suffix V5 corresponds to the TO-220FP-5 package configuration as documented in official ROHM datasheets. Confirm RoHS compliance status and ensure the part number matches the exact fixed 3.3V variant. Cross-reference ordering codes with authorized distributors to avoid counterfeit components. Check for any recent lifecycle status changes such as end-of-life notifications before finalizing procurement plans.

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

Select this component when a 1A current capacity with tight ±2% voltage accuracy is required. The low dropout characteristic makes it suitable for applications where the input voltage is close to the output level. Ensure the thermal management design accommodates the power dissipation inherent in linear regulation, particularly under high load currents or large input-output differentials.

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

This part belongs to the BAxxBC0W series of 1A variable/fixed output LDO regulators from ROHM. The series is characterized by low saturation voltage types using PNP outputs. The BA33BC0WT-V5 specifically denotes the fixed 3.3V version in the TO-220FP-5 package, distinguishing it from variable output variants or other package options within the same functional family.

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

Direct substitutes may include other ROHM BA series LDOs with similar 1A ratings and 3.3V output, such as BA33CC0T if pin compatibility allows. Verify that replacement parts maintain equivalent dropout voltage, thermal protection features, and package dimensions to ensure seamless integration without redesigning the PCB layout.