BH18M0AWHFV-TR

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

The BH18M0AWHFV-TR is a single-output, positive fixed linear low-dropout (LDO) voltage regulator manufactured by Rohm Semiconductor. It provides a fixed output voltage of 1.8V with a maximum continuous output current of 300mA. The device operates within an input voltage range up to a maximum of 5.5V and features a typical quiescent current of 95µA. It includes power supply rejection ratio (PSRR) performance of 60dB at 1kHz. Integrated protection mechanisms include overcurrent protection and thermal shutdown. The component is housed in a compact 6-HVSOF surface-mount package and is rated for operation across a temperature range of -40°C to +85°C.

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

• Integrated overcurrent and thermal shutdown protection circuits ensure operational safety under fault conditions.
• High ripple rejection capability maintains stable output voltage against input line noise.
• Compact 6-HVSOF surface-mount package design facilitates efficient PCB layout for space-constrained applications.

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

• Power supply regulation for portable electronic devices
• Voltage conditioning for logic integrated circuits
• Power management modules in consumer electronics

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

Verify the specific ordering suffix and manufacturer part number against official Rohm documentation before procurement. Confirm that the component status aligns with design requirements, as availability may vary. Ensure compatibility with existing bill of materials and verify that the 6-HVSOF package dimensions meet board space constraints. Cross-reference datasheet specifications for electrical parameters to confirm suitability for the target application environment.

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

Select this regulator when a fixed 1.8V output is required with moderate current demands up to 300mA. Consider the 95µA quiescent current for battery-powered systems where standby consumption is critical. Evaluate the 5.5V maximum input voltage limit against the system supply rail. The 6-HVSOF package should be assessed for thermal dissipation capabilities relative to the expected load current and ambient temperature conditions.

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

This component belongs to the BH18M0 series of CMOS LDO regulators from Rohm Semiconductor. These devices are designed for general-purpose power management in portable equipment. The series typically offers various fixed output voltages while maintaining consistent package footprints and protection features. The BH18M0AWHFV-TR specifically denotes the 1.8V variant with tape-and-reel packaging for automated assembly processes.

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

BH18MA3WHFV-TR is listed as a similar alternative by distributors. Verify pinout compatibility and electrical parameter equivalence before substitution. Ensure the replacement meets all original design specifications regarding output voltage accuracy, current capacity, and package dimensions.