XC6503C43APR-G

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

The XC6503C43APR-G is a fixed-output linear voltage regulator from Torex Semiconductor, providing a stable 4.35V output with a maximum continuous current of 500mA. It operates within an input voltage range of 1.7V to 6V and features a low dropout voltage of 170mV at full load. The device maintains a quiescent current of 15uA and offers a typical power supply rejection ratio (PSRR) of 55dB. Designed for surface-mount applications, it utilizes the SOT-89-5 package and supports an operating temperature range from -40°C to +85°C.

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

• Capless design eliminates the need for external output capacitors
• High-speed transient response for dynamic load conditions
• Integrated overcurrent and thermal protection circuits

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

• Portable electronic devices requiring efficient power management
• Battery-powered systems needing extended operational life
• Embedded control modules in consumer electronics

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

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and specific lot codes against official datasheets. Ensure storage conditions adhere to moisture sensitivity level requirements to maintain reliability during soldering processes.

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

Select this regulator when a fixed 4.35V rail is required with moderate current demands up to 500mA. The SOT-89-5 package suits applications prioritizing thermal performance and board space efficiency. Consider the 15uA standby current for battery-sensitive designs requiring minimal quiescent drain.

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

This component belongs to the XC6503 series of high-speed LDO regulators. The series is characterized by its ability to operate without external output capacitors while maintaining stability. The 'C' suffix typically denotes specific manufacturing revisions or tolerance grades within the product line.

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

Direct substitutes include other XC6503 variants with compatible pinouts and electrical specifications. Verify that alternative parts match the 4.35V output voltage and 500mA current rating to ensure functional equivalence in existing circuit designs.