BA7807FP-E2

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

The BA7807FP-E2 is a linear voltage regulator from the BA78 series manufactured by Rohm Semiconductor. It provides a fixed positive output of 7V with a maximum output current of 1A. The device operates within an input voltage range up to 22V and features a typical dropout voltage of 2V at full load. Key electrical specifications include a quiescent current of 8mA, a supply current of 800µA, and a power supply rejection ratio (PSRR) of 69dB at 120Hz. It is housed in a TO-252-3 surface-mount package and supports operation temperatures from -40°C to 85°C.

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

• Integrated overcurrent protection circuitry for load safeguarding
• Built-in thermal shutdown mechanism to prevent overheating damage
• High ripple rejection capability for stable output performance

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

• General-purpose linear regulation in electronic circuits
• Power management for automotive applications requiring robust voltage control
• Industrial equipment needing reliable fixed-voltage supply rails

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

Verify component authenticity through authorized distributors or direct manufacturer channels due to end-of-life status. Confirm RoHS compliance and specific tape-and-reel packaging requirements before procurement. Cross-reference datasheet revisions to ensure compatibility with existing design parameters. Validate that the TO-252-3 footprint matches the target PCB layout constraints.

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

Select this component when a fixed 7V output at 1A is required in a compact surface-mount form factor. Consider the 2V dropout voltage relative to the minimum input supply to ensure proper regulation. Evaluate thermal dissipation capabilities given the 10W power dissipation rating in the TO-252-3 package. Ensure the application does not require adjustable output or negative voltage generation.

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

This part belongs to the BA78 series of standard linear regulators produced by Rohm Semiconductor. The series offers various fixed output voltages in both through-hole and surface-mount packages. The BA7807FP-E2 specifically utilizes the TO-252-3 package, providing a balance between current handling capacity and board space efficiency compared to larger through-hole alternatives.

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

The BD70FC0WFP-E2 is listed as a potential substitute. Verify if the LDO characteristics and input voltage ranges of the replacement are compatible with the original design requirements.