BD7820FP-E2

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

The BD7820FP-E2 is a positive adjustable linear regulator from ROHM Semiconductor, delivering up to 1A output current. It operates with an input voltage range of 2.3V to 6V and provides an adjustable output voltage between 1V and 5V. The device features a TO-252-5 surface-mount package. Key electrical characteristics include a maximum dropout voltage of 500mV at full load and an output accuracy of ±1%. It incorporates internal protection mechanisms such as thermal shutdown and overcurrent protection to ensure reliable operation under varying load conditions.

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

• Adjustable output voltage capability ranging from 1V to 5V for flexible system design
• Integrated thermal shutdown and overcurrent protection circuits for enhanced reliability
• Low dropout voltage characteristic enabling efficient regulation with minimal input-output differential

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

• Battery-powered portable devices requiring stable low-voltage regulation
• Embedded systems needing adjustable power supply rails within 1V-5V range
• Consumer electronics utilizing linear regulation for noise-sensitive analog sections

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

Verify the exact suffix (E2) matches your bill of materials, as it indicates RoHS compliance and specific tape-and-reel packaging. Confirm the TO-252-5 package footprint compatibility with your PCB layout. Ensure input voltage does not exceed the absolute maximum rating during transient conditions. Check datasheet for thermal resistance values if operating near maximum current limits.

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

Select this component when an adjustable output between 1V and 5V is required with up to 1A capacity. It is suitable for applications where low noise and simple external resistor setting are preferred over switching regulators. Consider the TO-252-5 package for surface-mount assembly. Verify that the input voltage range of 2.3V to 6V aligns with your power source constraints.

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

This part belongs to ROHM's LDO regulator family designed for general-purpose power management. It offers a balance of performance and simplicity for low-to-medium current applications. The adjustable output feature distinguishes it from fixed-voltage counterparts, allowing customization without changing the IC. It serves as a cost-effective solution for stabilizing voltages in compact electronic designs.

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

Direct substitutes may include other adjustable LDOs with similar 1A output and TO-252-5 packages, such as the LM1117-ADJ or MIC5205, provided pinouts and electrical specifications match. Verify thermal performance and dropout voltage requirements before substitution. Always confirm availability and lead times for alternative components.