BH18RB1WGUT-E2

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

The BH18RB1WGUT-E2 is a CMOS LDO voltage regulator manufactured by ROHM Semiconductor, designed for single-output applications. It provides a fixed output voltage of 1.8 V with a maximum output current capability of 150 mA. The device operates within an input voltage range of 2.2 V to 5.5 V and features a typical dropout voltage of 100 mV. It offers high power supply rejection ratio (PSRR) performance of 63 dB and maintains a voltage regulation accuracy of 1%. The component supports surface-mount installation in a VCSP60N1-4 package and functions reliably across a temperature range of -40°C to +85°C.

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

• CMOS technology enables low quiescent current consumption for energy-efficient operation.
• Integrated shutdown function allows circuit current reduction to near zero during standby modes.
• Built-in protection circuits safeguard against thermal overload and output short-circuit conditions.

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

• Portable battery-powered electronic devices requiring stable low-voltage rails
• Embedded systems utilizing microcontrollers or memory components needing precise 1.8 V supply
• Consumer electronics where compact footprint and low noise are critical

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

Verify the specific suffix E2 confirms compliance with RoHS directives as indicated in official documentation. Confirm the VCSP60N1-4 package designation matches your PCB layout requirements. Check the lifecycle status, as similar variants may be marked NRND; ensure this part number is actively supported for your production timeline before finalizing procurement decisions.

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

Select this regulator when a fixed 1.8 V output is required with moderate current demands up to 150 mA. Ensure the input voltage remains above 2.2 V to maintain regulation. Consider the small VCSP60N1-4 package if board space is limited. Verify that the operating temperature range of -40°C to +85°C aligns with your environmental constraints and that the 1% accuracy meets your system tolerance specifications.

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

This component belongs to ROHM's series of low-dropout regulators optimized for portable applications. It utilizes advanced CMOS processes to minimize power loss while delivering stable voltage outputs. The BH18RB1WGUT-E2 variant specifically targets the 1.8 V market segment, offering a balance between performance, size, and efficiency for modern compact electronic designs.

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

BH18SA3WGUT-E2: Similar 1.8 V LDO with comparable electrical characteristics and pinout compatibility.