BD10IC0WEFJ-E2

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

The BD10IC0WEFJ-E2 is a positive linear LDO voltage regulator manufactured by ROHM Semiconductor. It provides a fixed output voltage of 1.0 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 maintains a load regulation of 1.5%. Quiescent current is specified at 250 uA. It features a power dissipation capability of 2.11 W and functions reliably across a temperature range of -25 C to +85 C. The component is housed in an HTSOP-J8 surface-mount package.

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

• Provides a stable fixed 1.0 V output for low-voltage digital logic applications
• Supports high continuous load current up to 1 A for demanding circuits
• Operates with low quiescent current to minimize standby power consumption
• Designed for compact surface-mount integration using the HTSOP-J8 package

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

• Power supply stages for microcontrollers and embedded processors
• Voltage regulation for portable battery-operated electronic devices
• Interface level shifting and logic circuit powering
• General-purpose linear regulation in consumer electronics

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

Verify the complete part number including the suffix to ensure correct packaging and tape-and-reel specifications. Confirm that the required operating temperature range aligns with the -25 C to +85 C specification. Check datasheet details for thermal management requirements given the 2.11 W power dissipation rating in the HTSOP-J8 package. Ensure input voltage constraints are respected to maintain proper dropout performance.

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

Select this component when a precise 1.0 V rail is required with high current capacity. It is suitable for systems where input voltage does not exceed 5.5 V. Consider the 1.5% load regulation for sensitivity requirements. Compare against adjustable variants if flexible voltage settings are needed instead of a fixed output. Evaluate thermal performance based on expected ambient conditions and PCB layout.

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

This regulator belongs to the BDxxIC0WEFJ series of high-accuracy LDO regulators from ROHM. These components are designed for efficient power management in space-constrained designs. The series offers various fixed output voltages to support different logic families. The HTSOP-J8 package allows for automated assembly and reduced board footprint compared to larger through-hole alternatives.

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

What is the minimum input voltage required for the BD10IC0WEFJ-E2?

The minimum input voltage is 2.4 V, allowing operation close to the 1.0 V output level.

Does this regulator include short-circuit protection?

Yes, the device incorporates internal protection circuits to handle fault conditions safely.

What is the typical quiescent current consumption?

The operating supply current is typically 250 uA, supporting energy-efficient designs.