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Product attributes Property Value
Manufacturer Torex Semiconductor Ltd
Product Series
Packaging Cut Tape (CT) |
Output Configuration Active
Output Type Positive
Number of Regulators Fixed
Voltage - Input (Max) 5.5V
Voltage - Output (Min/Fixed) 2.5V
Voltage - Output (Max) -
Voltage Dropout (Max) 0.35V @ 300mA
Current - Output 300mA
Current - Quiescent (Iq) 220 μA
Current - Supply (Max) -
PSRR 80dB (1kHz)
Control Features Enable
Protection Features Over Current, Over Temperature
Operating Temperature -40°C ~ 85°C
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 4-XDFN Exposed Pad
Supplier Device Package USPQ-4B03
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The Torex XC6223B2519R-G is a high-performance, fixed-output LDO voltage regulator delivering a stable 2.5V rail. Capable of sourcing up to 300mA, it features a low dropout voltage of just 0.35V at full load, maximizing efficiency. With an impressive 80dB PSRR at 1kHz, it effectively filters supply noise, making it an excellent choice for powering sensitive analog and RF circuitry. Its ultra-compact USPQ-4B03 package is perfect for space-constrained portable applications.

  • Superior Noise Rejection: 80dB PSRR at 1kHz ensures clean, stable power for sensitive analog and RF loads, improving overall system performance.
  • High Efficiency: A low dropout voltage of 0.35V at 300mA minimizes power dissipation and extends battery life in portable devices.
  • Compact Footprint: The tiny USPQ-4B03 package saves valuable PCB space, enabling miniaturized product designs.
  • Reliable Output: Fixed 2.5V output with 300mA current capability provides a robust power solution for a wide range of ICs.

Portable Battery-Powered Devices

With a low quiescent current of 220 μA and a 300mA output, the XC6223B2519R-G is ideal for extending battery life in wearables, IoT sensors, and handheld instruments where power efficiency is critical.

Noise-Sensitive Analog Circuits

The high PSRR of 80dB at 1kHz effectively suppresses power supply ripple, making it suitable for powering precision analog-to-digital converters (ADCs), operational amplifiers, and sensor signal conditioning circuits.

Wireless Communication Modules

For RF transceivers, Bluetooth modules, and Wi-Fi SoCs, the excellent ripple rejection ensures stable voltage, minimizing spurious emissions and improving signal integrity during data transmission.

Camera Modules and Image Sensors

The stable 2.5V rail with low noise characteristics helps reduce image artifacts and improves the dynamic range of CMOS image sensors in smartphones and industrial cameras.

Space-Constrained Designs

The compact USPQ-4B03 package (2.0mm x 2.0mm) allows designers to place the regulator close to the load, reducing PCB trace inductance and improving transient response in dense layouts.

Industrial Sensor Interfaces

Providing a clean, regulated 2.5V supply to bridge sensors and strain gauges, this LDO ensures accurate measurement by rejecting industrial noise from motors and power lines.

Q: What is the fixed output voltage of the XC6223B2519R-G?
A: The XC6223B2519R-G provides a fixed output voltage of 2.5V.
Q: What is the maximum output current?
A: This LDO can deliver up to 300mA of output current.
Q: What is the input voltage range?
A: The input voltage range is from 2.5V up to the absolute maximum rating (refer to datasheet for exact upper limit).
Q: What is the dropout voltage?
A: The dropout voltage is typically 0.35V at a 300mA load.
Q: What is the quiescent current consumption?
A: The quiescent current is typically 220 μA.
Q: What package is available?
A: It is offered in the ultra-small USPQ-4B03 package.
Base Product Number : XC6223B2519R
2.5V 300mA Fixed Output High PSRR LDO Linear Regulator Low Dropout Torex USPQ-4B03
Q: What is the fixed output voltage of the XC6223B2519R-G?
A: The XC6223B2519R-G provides a fixed output voltage of 2.5V.
Q: What is the maximum output current?
A: This LDO can deliver up to 300mA of output current.
Q: What is the input voltage range?
A: The input voltage range is from 2.5V up to the absolute maximum rating (refer to datasheet for exact upper limit).
Q: What is the dropout voltage?
A: The dropout voltage is typically 0.35V at a 300mA load.
Q: What is the quiescent current consumption?
A: The quiescent current is typically 220 μA.
Q: What package is available?
A: It is offered in the ultra-small USPQ-4B03 package.