BA33DD0T

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

The BA33DD0T is a positive fixed linear regulator (LDO) manufactured by Rohm Semiconductor, housed in a TO-220FP-3 through-hole package. It provides a fixed output voltage of 3.3V with a maximum output current capability of 2A. The device supports an input voltage range from 4V to 25V, with a maximum withstand voltage of 35V. Key electrical characteristics include a typical dropout voltage of 0.7V at full load and a quiescent current of 120 µA. It features high ripple rejection of 55dB at 120Hz and maintains output accuracy within ±1.0% at 25°C.

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

• High output current capability of 2A for demanding power applications
• Low dropout voltage characteristic ensuring efficient regulation under varying load conditions
• Integrated protection mechanisms including thermal shutdown, over-current protection, and over-voltage protection
• High ripple rejection ratio for stable output in noisy environments

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

• General purpose linear voltage regulation in electronic circuits
• Power management units requiring stable 3.3V supply rails
• Industrial control systems operating within specified temperature ranges

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

Verify component authenticity and datasheet alignment before integration. Confirm that the specific package variant matches design requirements. Check for end-of-life notices or manufacturing changes that may affect long-term availability. Ensure compatibility with existing thermal management solutions given the power dissipation characteristics.

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

Select this component when a robust 2A LDO with low dropout is required in a through-hole package. Consider the 3.3V fixed output and 25V max input limits. Evaluate thermal performance based on expected load currents and ambient temperatures. Verify that the integrated protections meet system safety standards.

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

This part belongs to Rohm's BA series of fixed output LDO regulators. It is designed for applications requiring reliable linear regulation with built-in safety features. The TO-220FP-3 package facilitates heat dissipation for higher current operations compared to smaller surface-mount alternatives.

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

BD33FD0WHFP-TR is listed as a manufacturer-recommended substitute.