XC6222B45BMR-G

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

The XC6222B45BMR-G is a fixed-output low-dropout (LDO) voltage regulator manufactured by Torex Semiconductor. It provides a fixed output voltage of 4.5 V with a maximum continuous output current of 700 mA. The device operates within an input voltage range of 1.7 V to 6 V and features a typical dropout voltage of 120 mV at rated load. Key electrical specifications include a quiescent current of 100 uA, a power supply rejection ratio (PSRR) of 65 dB, and a line regulation of 0.01 %/V. The unit is housed in a compact SOT-25-5 surface-mount package and supports an operating temperature range from -40°C to +85°C.

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

• Integrates overcurrent protection, thermal shutdown, and reverse polarity protection for enhanced circuit reliability.
• Features high-speed transient response characteristics suitable for dynamic load applications.
• Maintains stable regulation with minimal quiescent current consumption during operation.

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

• Portable battery-powered electronic devices requiring efficient power management
• Embedded systems utilizing microcontrollers or logic circuits needing stable 4.5 V rails
• Communication modules and sensor interfaces in industrial control environments

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

Verify the specific suffix BMR-G against official Torex documentation to confirm the SOT-25-5 package type and lead-free compliance status. Ensure that the required output tolerance aligns with system design margins before finalizing procurement orders. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability.

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

Select this component when a fixed 4.5 V output is required with high current capability in a small footprint. Consider the 120 mV dropout voltage relative to the minimum input supply to ensure regulation under all load conditions. Evaluate the thermal dissipation requirements based on the power rating and ambient operating temperature constraints.

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

This regulator belongs to the XC6222 series of high-speed LDO regulators designed for portable equipment. The series offers various fixed output voltages and packaging options to accommodate different space and performance requirements. It is categorized under PMIC linear voltage regulators within the broader power management integrated circuit family.

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

Consult official Torex Semiconductor substitution guides for verified equivalent part numbers. Verify pin compatibility and electrical parameter alignment before replacing existing components in established designs.