BA33BC0T

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

The BA33BC0T is a fixed positive low-dropout (LDO) linear regulator manufactured by Rohm Semiconductor. It provides a fixed output voltage of 3.3 V with an accuracy of ±2.0% at 25°C. The device supports a maximum output current of 1 A and operates within an input voltage range of 4 V to 16 V, with a maximum withstand voltage of 18 V. Key electrical characteristics include a typical dropout voltage of 0.3 V at 0.2 A output current, a circuit current of 0.5 mA, and a ripple rejection of 55 dB. It requires a minimum output capacitor of 22 µF.

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

• Low saturation-voltage type utilizing PNP output transistors for efficient regulation.
• Built-in overcurrent protection circuit to prevent damage during short-circuit conditions.
• Integrated thermal shutdown circuit to protect the device from overheating under overload.

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

• Local power supply regulation in electronic equipment
• Battery-powered portable devices requiring stable voltage rails
• General-purpose linear voltage regulation circuits

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

Verify the specific suffix and package variant against the official Rohm datasheet to ensure compatibility with design requirements. Confirm RoHS compliance status and check for any end-of-life notices or recommended replacement parts before finalizing procurement plans.

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

Select this component when a fixed 3.3 V output with high precision is required. Ensure the input voltage remains within the specified 4 V to 16 V range. Verify that the load current does not exceed 1 A and that the thermal environment allows for adequate heat dissipation given the TO-220FP-3 package.

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

The BA33BC0T belongs to the BA□□BC0 series of secondary LDO regulators designed for local power supplies. This series offers a broad range of fixed output voltages from 1.5 V to 10 V, all sharing common features such as 1 A output capability and ±2% accuracy. It is part of Rohm's lineup for reliable, low-noise voltage regulation in consumer and industrial electronics.

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

Check the official Rohm documentation for direct pin-compatible substitutes within the BA□□BC0 series if different voltage outputs are needed. No specific alternative part numbers are confirmed in the provided data.