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Normaler Preis $1.56
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Product attributes Property Value
Manufacturer Torex Semiconductor Ltd
Product Series
Packaging Tape & Reel (TR) |
Output Configuration Active
Output Type Positive
Number of Regulators Fixed
Voltage - Input (Max) 6V
Voltage - Output (Min/Fixed) 3.95V
Voltage - Output (Max) -
Voltage Dropout (Max) 0.655V @ 1A
Current - Output 1A
Current - Quiescent (Iq) 18 μA
Current - Supply (Max) 108 μA
PSRR 50dB (1kHz)
Control Features Enable
Protection Features Over Current, Over Temperature
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case SC-74A, SOT-753
Supplier Device Package SOT-25
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The Torex XC6220A39BMR-G is a high-performance fixed-output LDO linear regulator delivering a stable 3.95V at up to 1A. Its low 18 μA quiescent current and 0.655V dropout voltage make it an efficient choice for battery-operated devices. The SOT-25 package offers a compact solution for space-constrained designs, while 50dB PSRR ensures clean power for sensitive electronics.

  • Extended Battery Life: Ultra-low 18 μA quiescent current minimizes standby power consumption in portable devices.
  • High Current Capacity: 1A output supports demanding loads like wireless modules and sensors.
  • Low Dropout Operation: 0.655V dropout at 1A allows operation from nearly depleted batteries.
  • Compact SOT-25 Package: Saves PCB space for miniaturized designs.
  • Stable Output: 50dB PSRR at 1kHz reduces noise from input supply variations.

Battery-Powered IoT Sensors

The ultra-low 18 μA quiescent current extends battery life in always-on sensor nodes, while the 1A capability supports periodic high-current radio bursts.

Portable Medical Devices

The fixed 3.95V output with 50dB PSRR at 1kHz provides a clean, stable supply rail for sensitive analog front-ends in glucose monitors and pulse oximeters.

Wireless Communication Modules

With 1A output and low dropout, this LDO can power Wi-Fi or BLE modules during transmit peaks without significant voltage sag, maintaining reliable RF performance.

Industrial Control Interfaces

The SOT-25 package and stable output make it ideal for powering microcontroller I/O banks and industrial sensor interfaces requiring a precise 3.95V rail.

Wearable Electronics

Compact footprint and low quiescent current make this regulator perfect for smartwatches and fitness trackers where PCB space and battery life are critical.

Automotive Accessory Power

Although not automotive qualified, the robust 1A output can power dash cameras and GPS trackers from a regulated 3.95V supply derived from a 5V bus.

Q: What is the output voltage of the XC6220A39BMR-G?
A: The XC6220A39BMR-G is a fixed output LDO with a regulated output voltage of 3.95V.
Q: What is the maximum output current?
A: This regulator can deliver up to 1A of continuous output current.
Q: What is the input voltage range?
A: The input voltage must be at least 3.95V plus the dropout voltage (0.655V @ 1A), so a minimum of approximately 4.6V is required for full 1A output.
Q: What is the dropout voltage?
A: The dropout voltage is 0.655V at a 1A load, ensuring efficient operation even with low headroom.
Q: What is the quiescent current?
A: The quiescent current is very low at 18 μA, making it suitable for battery-powered applications.
Q: What package is available?
A: The XC6220A39BMR-G is available in the compact SOT-25 package.
Base Product Number : XC6220A39BMR
1A 3.95V Fixed Output LDO Linear Regulator Low Quiescent Current SOT-25 Torex
Q: What is the output voltage of the XC6220A39BMR-G?
A: The XC6220A39BMR-G is a fixed output LDO with a regulated output voltage of 3.95V.
Q: What is the maximum output current?
A: This regulator can deliver up to 1A of continuous output current.
Q: What is the input voltage range?
A: The input voltage must be at least 3.95V plus the dropout voltage (0.655V @ 1A), so a minimum of approximately 4.6V is required for full 1A output.
Q: What is the dropout voltage?
A: The dropout voltage is 0.655V at a 1A load, ensuring efficient operation even with low headroom.
Q: What is the quiescent current?
A: The quiescent current is very low at 18 μA, making it suitable for battery-powered applications.
Q: What package is available?
A: The XC6220A39BMR-G is available in the compact SOT-25 package.