Torex Semiconductor Ltd XC6221A1427R-G
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.82 | $0.82 |
| 15+ | $0.19 | $2.85 |
| 25+ | $0.19 | $4.75 |
| 50+ | $0.18 | $9.00 |
| 100+ | $0.16 | $16.00 |
| N+ | $0.03 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Torex Semiconductor Ltd |
| Product Series | |
| Packaging | Tape & Reel (TR) | |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 1.4V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.36V @ 100mA |
| Current - Output | 200mA |
| Current - Quiescent (Iq) | 50 µA |
| Current - Supply (Max) | - |
| PSRR | 70dB (1kHz) |
| Control Features | Enable |
| Protection Features | Over Current |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 4-XDFN |
| Supplier Device Package | 4-USPN (0.90x1.2) |
| ROHS |
The Torex XC6221A1427R-G is a high-efficiency LDO regulator delivering a fixed 1.4V output. It features an ultra-low 50 µA quiescent current and an exceptionally low dropout voltage of 0.36V, ideal for battery-powered applications. Its compact 4-USPN package and 70dB PSRR ensure clean, stable power in minimal space.
- Exceptional Dropout Performance: 0.36V dropout at 100mA allows operation from very low input voltages, extending battery life.
- Ultra-Low Quiescent Current: 50 µA quiescent current is ideal for always-on and standby applications.
- High Noise Immunity: 70dB PSRR at 1kHz ensures a stable output for sensitive RF and analog circuits.
- Space-Efficient: The 4-USPN (0.90x1.2) package is perfect for miniaturized electronics.
High-Efficiency Portable Devices
With a very low dropout of 0.36V @ 100mA, this LDO is perfect for devices running from a single Li-ion cell, maximizing usable battery capacity.
RF & Wireless Modules
Provides a clean 1.4V supply for RF transceivers and power amplifiers. The high PSRR (70dB) minimizes spurious emissions and improves signal quality.
Digital Core Power
Ideal for powering the digital core of low-voltage DSPs, MCUs, and application processors, ensuring stable operation under varying loads.
Battery Management Systems
Powers monitoring circuits in battery packs. The low quiescent current ensures minimal drain on the battery being monitored.
Wearable Fitness Trackers
Regulates power for sensors, displays, and Bluetooth connectivity. The tiny package and low power consumption are key advantages.
Industrial Sensors
Provides stable power for 4-20mA loop-powered sensors or digital output sensors in harsh environments, ensuring accurate readings.
- Q: What is the output voltage of the XC6221A1427R-G?
- A: The fixed output voltage is 1.4V.
- Q: What is the maximum output current?
- A: The maximum output current is 200mA.
- Q: What is the input voltage range?
- A: The input voltage range starts from 1.4V (minimum). Refer to the datasheet for the maximum rating.
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.36V at 100mA load.
- Q: What is the quiescent current?
- A: The quiescent current is a low 50 µA.
- Q: What package is available?
- A: It comes in a compact 4-USPN (0.90x1.2) package.
- Q: What is the output voltage of the XC6221A1427R-G?
- A: The fixed output voltage is 1.4V.
- Q: What is the maximum output current?
- A: The maximum output current is 200mA.
- Q: What is the input voltage range?
- A: The input voltage range starts from 1.4V (minimum). Refer to the datasheet for the maximum rating.
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.36V at 100mA load.
- Q: What is the quiescent current?
- A: The quiescent current is a low 50 µA.
- Q: What package is available?
- A: It comes in a compact 4-USPN (0.90x1.2) package.

XC6221A1427R-G.pdf