BA05FP-E2

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

The BA05FP-E2 is a positive, fixed-output linear voltage regulator manufactured by ROHM Semiconductor. It provides a stable 5V output with a maximum current capacity of 1A. The device operates within an input voltage range of 4V to 25V and features a typical dropout voltage of 300mV at full load. It includes built-in protection circuits for overcurrent, thermal shutdown, and overvoltage. The regulator offers a typical power supply rejection ratio (PSRR) of 55dB and maintains line regulation of 20mV and load regulation of 50mV. It is housed in a TO-252-3 surface-mount package and supports an operating temperature range from -40°C to +125°C.

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

• Low saturation voltage design utilizing PNP output transistor architecture
• Integrated protection mechanisms including overcurrent, thermal shutdown, and overvoltage safeguards
• High ripple rejection capability for effective noise suppression

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

• General-purpose low-dropout voltage regulation in electronic circuits
• Power management systems requiring stable 5V supply rails
• Industrial equipment operating under wide temperature conditions

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

Verify component authenticity through authorized distribution channels due to end-of-life status. Confirm RoHS compliance and REACH registration details prior to integration. Validate package markings against official datasheet specifications to prevent counterfeit substitution. Ensure thermal management strategies align with the specified power dissipation limits during system design.

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

Select this component when a fixed 5V output with 1A capability is required in a compact surface-mount form factor. Consider the specific input voltage range and thermal requirements relative to the application environment. Evaluate the need for integrated protection features versus external circuitry. Compare performance metrics such as dropout voltage and PSRR against alternative regulators to ensure compatibility with system noise and efficiency constraints.

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

The BA05FP-E2 belongs to the BAxxCC0FP series of low-dropout regulators from ROHM Semiconductor. This series is characterized by its robust protection features and high reliability in industrial applications. The device represents a standard solution for converting higher input voltages to a stable 5V output in space-constrained designs.

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

BA05FP-E1: Similar 5V/1A LDO but with different thermal characteristics and operating temperature range (-40°C to +85°C). Verify pin compatibility and thermal resistance differences before substitution.