BA178M08FP-E2

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

The BA178M08FP-E2 is a fixed positive linear voltage regulator from ROHM Semiconductor, delivering an 8 V output with a maximum current of 500 mA. It operates within an input voltage range of 10.5 V to 23 V and features a TO-252-3 surface-mount package. The device supports an operating temperature range from -40 °C to +85 °C. Key electrical parameters include a line regulation of 10 mV, load regulation of 20 mV, and a typical power supply rejection ratio (PSRR) of 78 dB. Maximum power dissipation is rated at 10 W.

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

• Integrated overcurrent protection circuit for safeguarding against short circuits or excessive loads.
• Built-in thermal shutdown circuitry prevents damage during overheating conditions.
• High ripple rejection capability ensures stable output voltage under varying input noise.

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

• General purpose power supply regulation in electronic equipment
• Embedded systems requiring stable 8 V logic levels
• Industrial control modules with surface-mount design constraints

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

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for end-of-life notifications, as discontinuation notices may affect long-term availability. Ensure the TO-252-3 package matches your PCB footprint requirements before finalizing procurement orders.

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

Select this regulator when a fixed 8 V output at 500 mA is required in a compact surface-mount form factor. Consider the 10.5 V minimum input voltage constraint and ensure adequate thermal management for the TO-252-3 package to handle power dissipation up to 10 W within the specified operating temperature range.

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

This component belongs to the BA178M series of linear regulators, designed as surface-mount equivalents to traditional through-hole 78-series regulators. The 'M' designation indicates the 500 mA current class, while 'FP' specifies the TO-252-3 package type. It serves as a modern replacement for older leaded packages in space-constrained designs.

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

BA78M08FP-E2: Pin-compatible alternative within the same manufacturer's lineup offering identical electrical specifications and package dimensions for direct substitution in existing designs.