BD70HA5WEFJ-E2

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

The BD70HA5WEFJ-E2 is a fixed-output low-dropout (LDO) linear voltage regulator manufactured by ROHM Semiconductor. It provides a stable positive output of 7 V with a maximum continuous output current of 500 mA. The device operates within an input voltage range of 4.5 V to 8 V and features a typical dropout voltage of 600 mV, with a maximum of 900 mV. Designed for surface-mount installation in HTSOP-J8 packages, it supports an operating temperature range from -25°C to +85°C. Key electrical characteristics include a line regulation of 1% and load regulation of 1.5%, with a power dissipation capability of 2.11 W.

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

• Provides a fixed 7 V positive output regulated by a single-channel LDO architecture.
• Capable of delivering up to 500 mA of continuous output current.
• Operates with a low dropout voltage of 600 mV typ to ensure efficiency under varying load conditions.
• Designed for automotive applications with AEC-Q100 qualification.

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

• Automotive electronic systems requiring stable 7 V power rails
• Power management integrated circuits (PMIC) for vehicle infotainment
• Sensor supply regulation in automotive environments

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

Verify the specific suffix E2 against the manufacturer's latest datasheet to confirm pinout compatibility and RoHS status. Confirm that the HTSOP-J8 package matches your PCB footprint requirements. Ensure the input voltage does not exceed the 8 V maximum limit during operation. Check for any recent lifecycle notices such as NRND status before finalizing procurement decisions.

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

Select this component when a fixed 7 V output is required with moderate current demands up to 500 mA. It is suitable for applications where input voltages remain between 4.5 V and 8 V. Consider the thermal performance given the 2.11 W power dissipation rating in the HTSOP-J8 package. Verify that the -25°C to +85°C operating range meets the environmental constraints of the target system.

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

This part belongs to the BD70HA5WEFJ series of automotive-grade LDO regulators. It shares the same HTSOP-J8 package and general form factor with other variants in the family, differing primarily in output voltage and current capabilities. The series is designed to meet automotive reliability standards, offering a compact solution for power management in space-constrained electronic assemblies.

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

The BD70HA5MEFJ-ME2 is a related variant within the same series but offers an extended operating temperature range of -40°C to +105°C. Verify if the wider temperature range is necessary for your application. Both parts share similar electrical characteristics and packaging, facilitating potential substitution if thermal requirements differ.