BA00ASFP-E2

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

The BA00ASFP-E2 is a low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor, housed in a TO-252-5 surface-mount package. It provides a single positive adjustable output with a maximum current of 1 A. The device operates within an input voltage range of 4 V to 25 V and supports a minimum operating temperature of -40°C and a maximum of +85°C. Key electrical characteristics include a reference voltage of 1.25 V, line regulation of 100 mV, and load regulation of 150 mV.

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

• Adjustable output voltage capability for flexible power supply design
• Integrated thermal protection and over-current limiting circuits
• Low dropout performance suitable for battery-powered applications

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

• Portable electronic devices requiring stable regulated power
• Battery-operated equipment needing efficient voltage conversion
• General-purpose linear regulation in consumer electronics

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

Verify the End-of-Life (EOL) status before procurement, as this component may be discontinued or subject to obsolescence. Confirm that the TO-252-5 package aligns with your PCB footprint requirements. Ensure that the available inventory meets your production needs, considering potential supply constraints associated with legacy parts. Check for alternative sources if long-term availability is critical.

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

Select this component when an adjustable LDO with 1 A output capacity is required in a compact surface-mount form factor. Consider the specific input voltage range and thermal management needs, as the device dissipates up to 1 W. Verify that the ±2% accuracy at room temperature meets system tolerance requirements. Evaluate the need for external compensation or filtering based on the application's stability criteria.

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

This part belongs to ROHM’s LDO voltage regulator family, designed for power management in portable and industrial applications. The TO-252-5 package offers a balance between thermal performance and space efficiency. As a legacy item, it represents established technology often used in existing designs where redesign costs outweigh benefits.

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

Check for direct pin-compatible replacements from ROHM or other manufacturers offering similar 1 A adjustable LDOs in TO-252 packages. Verify electrical parameters such as dropout voltage, quiescent current, and thermal resistance to ensure functional equivalence.