BD18IC0VEFJ-ME2

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

The BD18IC0VEFJ-ME2 is a single-output fixed low-dropout regulator manufactured by ROHM Semiconductor, designed for automotive applications. It provides a fixed output voltage of 1.8 V with a maximum output current of 1 A. The device operates within an input voltage range of 2.4 V to 5.5 V and features a typical dropout voltage of 400 mV, with a maximum of 600 mV. It maintains high accuracy with a line regulation and load regulation of 25 mV each. The component supports surface mount installation in an HTSOP-J8 package and functions reliably across a temperature range of -40°C to +105°C.

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

• Delivers a stable 1.8 V fixed output with 1 A current capacity for automotive power management.
• Ensures precise voltage control through 1% regulation accuracy and minimal line/load variations.
• Operates efficiently with low dropout characteristics over a wide input voltage span.

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

• Automotive electronic systems requiring regulated 1.8 V power rails
• On-board infotainment and display driver circuits
• Sensor interface modules in vehicle control units

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

Verify the specific suffix ME2 against the manufacturer's latest datasheet to confirm pinout compatibility and thermal specifications. Ensure the application environment remains within the specified -40°C to +105°C operating range. Confirm that the input voltage does not exceed the 5.5 V maximum limit during transient conditions. Check for RoHS compliance requirements if applicable to the final assembly standards.

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

Select this regulator when a fixed 1.8 V supply is required with up to 1 A load capability in automotive environments. It is suitable for designs where input voltages vary between 2.4 V and 5.5 V. Consider the HTSOP-J8 package size for PCB layout constraints. Verify that the 400 mV typical dropout meets the minimum headroom requirements of the system under full load conditions.

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

This component belongs to ROHM's automotive-grade LDO regulator series, specifically engineered for reliability in harsh vehicular environments. It falls under the PMIC category, providing essential power management functions. The BD18IC0VEFJ-ME2 shares architectural similarities with other fixed-output variants in the BD18 family but is distinct due to its specific 1.8 V output and 1 A current rating.

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

What is the maximum input voltage for the BD18IC0VEFJ-ME2?

The maximum input voltage is 5.5 V.

Does this regulator include short-circuit protection?

Yes, the device includes internal circuitry for over-current protection and thermal shutdown.