XD6506B342MR-Q

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

The XD6506B342MR-Q is a positive voltage LDO regulator manufactured by Torex Semiconductor using CMOS processes. It provides a fixed output voltage of 3.4 V with a maximum output current of 150 mA. The device operates within an input voltage range of 1.5 V to 6.0 V and features ultra-low supply current of 0.8 μA (typical) and stand-by current below 0.1 μA. It includes a CE pin for shutdown control, current limit protection, and fold-back short circuit protection. The component is housed in an SOT-25 package and is qualified to AEC-Q100 Grade 2 standards.

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

• Ultra-low quiescent current operation with dedicated stand-by function via the CE pin
• Integrated current limit and fold-back short circuit protection circuits
• Compatible with low ESR ceramic capacitors for stable phase compensation
• Automotive-grade qualification compliant with AEC-Q100 standards

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

• Car navigation systems
• Car audio equipment
• Automotive electronic control units (ECU)

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

Verify that the specific part number suffix matches the required automotive grade and halogen-free status. Confirm the fixed output voltage corresponds to the design requirement. Ensure the ordering unit and reel specifications align with manufacturing capabilities. Cross-reference the datasheet revision date to ensure all electrical characteristics are current.

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

Select this component when a fixed 3.4 V output is required for automotive applications. Consider the dropout voltage at the expected load current to ensure sufficient headroom from the input source. Evaluate the thermal dissipation requirements based on the power rating and PCB layout. Verify compatibility with available ceramic output capacitors for stability.

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

This device belongs to the XD6506 series of low-dropout regulators designed for automotive environments. The series offers various fixed output voltages ranging from 1.2 V to 5.0 V. All variants share similar architectural features including CMOS construction, low standby current, and robust protection mechanisms suitable for demanding vehicle electronics.

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

Other members of the XD6506 series with different output voltages may serve as functional replacements if the voltage specification can be adjusted. Verify pin compatibility and package dimensions before substitution.