BA12ST

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

The BA12ST is a linear low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It provides a fixed positive output voltage of 12V with a maximum load current capability of 1A. The device is housed in a 5-pin TO-220FP package, which includes an integrated tab for thermal management and mounting. This component is designed to deliver a stabilized DC output voltage from a fluctuating input source, ensuring consistent power delivery for connected electronic circuits.

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

• Integrates an ON/OFF switch function for power control
• Features low saturation voltage characteristics for improved efficiency
• Operates within a wide ambient temperature range of -40°C to +85°C

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

• General-purpose stabilized DC power supply circuits
• Electronic systems requiring fixed 12V regulation
• Industrial equipment power modules

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

Verify the specific manufacturer documentation for the BA12ST to confirm current manufacturing status, as multiple sources indicate this part may be obsolete or discontinued. Ensure that any replacement components meet the original electrical specifications and thermal requirements. Cross-reference official datasheets to validate pin configurations and package dimensions before integration into new designs.

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

Select this component when a fixed 12V output at up to 1A is required in a through-hole TO-220FP package. Consider the integrated ON/OFF switch feature if system-level power management is needed. Verify that the input voltage range supports the required dropout voltage for the application environment. Check thermal dissipation capabilities given the 1A current rating and package type.

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

The BA12ST belongs to the family of fixed-output LDO regulators from ROHM Semiconductor. These devices are engineered to provide stable voltage regulation in compact packages. The TO-220FP variant offers robust mechanical stability and heat dissipation, suitable for applications where moderate power handling is necessary without the complexity of switching regulators.

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

Publicly confirmed substitute part numbers are not available in the provided data. Consult official ROHM documentation or authorized distributors for validated cross-references or next-generation replacements.