XC6209B34AMR-G

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

The XC6209B34AMR-G is a positive voltage LDO regulator manufactured by Torex Semiconductor using CMOS processes. It provides a fixed output voltage of 3.45 V with ±2% accuracy. The device supports a maximum output current of 150 mA and operates within an input voltage range of 2.0 V to 10 V. Key electrical characteristics include a typical dropout voltage of 270 mV at 100 mA, a supply current of 25 μA, and a standby current of 0.01 μA. It features a Power Supply Rejection Ratio (PSRR) of 70 dB at 10 kHz and includes built-in CE control for shutdown functionality.

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

• Integrated ON/OFF control via the CE pin allows for significant power reduction in standby modes.
• Built-in phase compensation circuit ensures stability when used with low ESR ceramic capacitors.
• Foldback current limiter protects against short circuits and overload conditions.

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

• Smart phones / Mobile phones
• Portable game consoles
• Digital still cameras / Camcorders

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

Verify the specific ordering suffix MR-G confirms the SOT-25 package format and reel quantity. Ensure the B type designation matches the required Active High logic without internal pull-down resistors. Confirm RoHS compliance and halogen-free status as indicated by the -G suffix before finalizing procurement specifications.

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

Select this component for applications requiring a precise 3.45 V rail from a single-cell battery or low-voltage source. The B type requires external biasing on the CE pin if active high logic is needed. Verify that the load current does not exceed 150 mA and that the input voltage remains within the 2.0 V to 10 V operational window for optimal regulation.

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

This part belongs to the XC6209 series of high-speed LDO regulators designed for portable electronics. The series utilizes CMOS technology to achieve low noise and high ripple rejection. The XC6209B variant specifically denotes a standard 150 mA output capability with active-high CE logic, distinguishing it from types with internal pull-up/down resistors or higher current ratings.

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

Direct substitutes within the same series include other XC6209B variants with different output voltages, such as XC6209B33AMR-G or XC6209B35AMR-G, provided the voltage requirement can be adjusted. Cross-series replacements require verification of pin compatibility and current capabilities.