BD18GA5WEFJ-E2

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

The BD18GA5WEFJ-E2 is a high-accuracy low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It provides a fixed positive output voltage of 1.8 V with a maximum load current capability of 0.5 A. The device operates within an input voltage range of 4.5 V to 14 V and maintains a typical quiescent supply current of 600 uA. It features a load regulation of 1.5% and is housed in an HTSOP-J8 surface-mount package. The component supports an operating temperature range from -25 C to +85 C and has a power dissipation rating of 2.11 W.

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

• Delivers a stable fixed 1.8 V output with high accuracy for sensitive circuitry
• Supports up to 0.5 A continuous load current for moderate power applications
• Operates efficiently with low quiescent current consumption
• Designed for surface-mount installation in compact electronic designs

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

• Portable battery-powered devices requiring stable low-voltage rails
• Embedded systems needing precise logic level power supplies
• Automotive electronics operating within specified temperature ranges
• Industrial control modules utilizing linear regulation

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

Verify the complete part number including the suffix to ensure correct output voltage and package configuration. Confirm RoHS compliance status through official manufacturer documentation before integration. Check for moisture sensitivity levels and recommended reflow soldering profiles specific to the HTSOP-J8 package to prevent damage during assembly processes.

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

Select this component when a fixed 1.8 V rail is required with moderate current demands. Consider the input voltage headroom relative to the dropout characteristics. Evaluate thermal management requirements based on the 2.11 W power dissipation limit and ambient operating conditions. Ensure the application environment stays within the specified -25 C to +85 C operational temperature range.

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

This regulator belongs to the BD18GA5WEFJ series of high-accuracy LDO regulators from ROHM. It is categorized under PMIC - Power Management ICs and specifically Linear LDO Regulators. The device is designed for automotive and industrial applications where reliability and precision are critical. It shares the same package footprint as other variants in the family but offers a fixed output voltage setting.