XC6203E422PR-G

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

The XC6203E422PR-G is a positive voltage regulator from the XC6203 series, manufactured by Torex Semiconductor using CMOS and laser trimming technologies. It provides a fixed output voltage of 4.2V with an accuracy of ±2%. The device supports a maximum output current of 400mA and operates within an input voltage range up to 8.0V. Key electrical parameters include a typical supply current of 8.0μA, line regulation of 0.2%/V, and dropout voltages of 180mV at 100mA and 200mV at 200mA. It functions reliably in ambient temperatures ranging from -40℃ to +85℃ and is housed in a SOT-89-3 package.

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

• CMOS process technology ensures low power consumption with minimal quiescent current draw.
• Laser trimming guarantees high precision in output voltage settings across the operating temperature range.
• Low dropout voltage characteristics allow efficient operation even when the input-to-output differential is small.
• RoHS compliant construction utilizes lead-free materials for environmentally friendly integration.

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

• Magnetic disk drives
• Note PCs and Tablet PCs
• Digital still cameras and Camcorders
• Digital audio equipment
• Reference voltage sources

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

Verify the specific suffix 'PR-G' corresponds to the SOT-89 package and Halogen/Antimony-free compliance. Confirm that the 'E' designation indicates the absence of internal current limiting circuits, which differs from the 'P' variant. Ensure application designs account for thermal dissipation limits inherent to the SOT-89 footprint under expected load conditions.

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

Select this component when a fixed 4.2V rail is required without the need for external feedback resistors. The 'E' type is suitable for applications where short-circuit protection is managed externally or is unnecessary. Consider the 8.0V maximum input rating and ensure the PCB layout minimizes wiring impedance to maintain stability during transient loads.

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

This part belongs to the XC6203 series of large current positive voltage regulators. The series offers various output voltages selectable in 0.1V increments between 1.8V and 6.0V. It is designed for portable electronics requiring high efficiency and precise voltage regulation. The series includes both current-limited ('P') and non-current-limited ('E') variants.

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

XC6203P422PR-G (Includes internal current limiter circuit)

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

Does the XC6203E422PR-G include internal short-circuit protection?

No, the 'E' designation indicates that this specific variant does not contain an internal current limiter circuit. Protection must be provided by the external circuit design.

What is the typical supply current for this regulator?

The typical supply current (IDD) is 8.0μA at 25℃, contributing to its suitability for battery-powered applications.