BA17808FP-E2

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

The BA17808FP-E2 is a fixed positive linear voltage regulator from ROHM Semiconductor, part of the BA178 series. It provides a fixed 8V output with a maximum current capability of 1A. The device utilizes a TO-252-3 surface-mount package and operates within an ambient temperature range of -40°C to +85°C. Electrical specifications include a minimum input voltage of 10.5V and a maximum input voltage of 23V, with a withstand voltage rating of 35V. The circuit draws a typical quiescent current of 4.5mA and maintains a voltage accuracy of ±4.0%.

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

• Integrated overcurrent protection circuitry prevents damage during short-circuit or overload conditions.
• Built-in thermal shutdown circuit automatically turns off the regulator when excessive junction temperatures are detected.
• Provides good ripple rejection characteristics for stable power supply applications.

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

• General-purpose linear power supply regulation
• Embedded system voltage stabilization
• Industrial control equipment power management

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

Verify the specific suffix (E2) to confirm RoHS compliance status as indicated in official documentation. Ensure the ordering code matches the exact surface-mount package type required for your PCB layout. Cross-reference the manufacturer's latest lifecycle status to confirm availability and end-of-life timelines before finalizing procurement plans.

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

Select this component when a fixed 8V output at up to 1A is required in a compact surface-mount form factor. Consider the thermal performance of the TO-252-3 package relative to expected power dissipation. Verify that the input voltage range accommodates the specific supply variations of the target application while maintaining adequate dropout voltage margins.

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

This regulator belongs to the BA178 series, which offers various fixed output voltages in both through-hole and surface-mount packages. The FP suffix denotes the TO-252-3 surface-mount variant, providing a smaller footprint compared to the CP through-hole versions while maintaining similar electrical protection features and performance characteristics.

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

Direct pin-compatible replacements within the same series include other BA178xxFP variants with different fixed output voltages. Verify that any substitute maintains the same 1A current rating and thermal protection features. Check for equivalent package dimensions to ensure mechanical fit without redesigning the PCB footprint.