BA17805FP-E2

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

The BA17805FP-E2 is a surface-mount linear voltage regulator from ROHM Semiconductor, belonging to the BA178xx series. It provides a fixed 5V output with a maximum current of 1A in a TO-252-3 package. The device operates within an input voltage range of 7.5V to 25V and maintains an accuracy of ±4.0%. Key electrical parameters include a typical ripple rejection of 78 dB, line regulation of 100 mV, and load regulation of 100 mV. It features a quiescent circuit current of 4.5 mA and supports an operating temperature range from -40°C to +85°C.

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

• Integrated over-current protection and thermal shutdown circuits for enhanced reliability.
• High ripple rejection characteristics ensure stable power delivery.
• Designed for surface-mount applications using the compact TO-252-3 package.

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

• General purpose linear voltage regulation
• Power management in electronic circuits
• Fixed voltage supply generation

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

Verify component authenticity through official datasheets and manufacturer documentation. Confirm RoHS compliance status and check for end-of-life notifications as the product may be subject to discontinuation. Ensure ordering suffixes match specific requirements and validate package type against design specifications before procurement.

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

Select this regulator for applications requiring a fixed 5V output with up to 1A current capability in a surface-mount format. Consider the thermal performance and power dissipation limits relative to the ambient temperature range. Verify that the input voltage remains within the specified 7.5V to 25V window to ensure proper operation and protection feature activation.

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

This component is part of the BA178xx series of 78-series regulators manufactured by ROHM Semiconductor. It serves as a surface-mount alternative to traditional through-hole regulators, offering similar functionality in a smaller footprint. The series includes various fixed output voltages, with this specific model providing a standard 5V rail for digital and analog circuitry.

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

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult official ROHM resources or authorized distributors for compatible replacements or next-generation alternatives if this component is discontinued.