onsemi NCP163ASN280T1G
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.80 | $0.80 |
| 15+ | $0.77 | $11.55 |
| 25+ | $0.76 | $19.00 |
| 50+ | $0.71 | $35.50 |
| 100+ | $0.63 | $63.00 |
| N+ | $0.13 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | onsemi |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 2.8V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.19V @ 250mA |
| Current - Output | 250mA |
| Current - Quiescent (Iq) | 20 µA |
| Current - Supply (Max) | - |
| PSRR | 91dB ~ 60dB (100Hz ~ 100kHz) |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Short Circuit, Soft Start |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | SC-74A, SOT-753 |
| Supplier Device Package | SOT-23-5 |
| ROHS |
The NCP163ASN280T1G from onsemi is a high-performance low dropout linear regulator delivering a fixed 2.8V output. Capable of sourcing 250mA, it features an ultra-low 20 µA quiescent current and excellent PSRR of 91dB at 100Hz, making it ideal for noise-sensitive and battery-powered applications. Housed in a compact SOT-23-5 package, this LDO provides a reliable and efficient power management solution.
- Extended Battery Life: Ultra-low 20 µA quiescent current minimizes standby power consumption in portable devices.
- Clean Power Delivery: High PSRR (91dB at 100Hz) effectively filters input noise, ensuring stable operation for sensitive analog circuits.
- High Efficiency at Low Dropout: 0.19V dropout at 250mA maximizes usable voltage range, improving overall system efficiency.
- Compact Footprint: SOT-23-5 package saves valuable PCB space in miniaturized designs.
Battery-Powered IoT Sensors
The ultra-low 20 µA quiescent current extends battery life in always-on sensor nodes, while the 250mA output supports periodic wireless transmissions.
Portable Medical Devices
High PSRR of 91dB at 100Hz ensures clean, stable power for sensitive analog front-ends in glucose monitors and pulse oximeters.
Wearable Electronics
The compact SOT-23-5 package and low dropout of 0.19V make it ideal for space-constrained wearables powered by single-cell Li-ion batteries.
Noise-Sensitive Audio Circuits
With PSRR up to 91dB, this LDO minimizes power supply noise in portable audio DACs and headphone amplifiers.
Industrial Control Modules
Stable 2.8V output with 250mA capacity powers microcontrollers and interface ICs in factory automation sensors.
Smart Home Hubs
Reliable regulation for always-on Zigbee/Z-Wave radios, balancing low standby power with peak current during data bursts.
- Q: What is the output voltage of the NCP163ASN280T1G?
- A: The fixed output voltage is 2.8V.
- Q: What is the maximum output current?
- A: It can deliver up to 250mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet for full specifications.
- Q: What is the dropout voltage?
- A: Dropout voltage is 0.19V at 250mA load.
- Q: What is the quiescent current?
- A: The quiescent current is very low at 20 µA.
- Q: What package is available?
- A: It comes in a SOT-23-5 package.
- Q: What is the output voltage of the NCP163ASN280T1G?
- A: The fixed output voltage is 2.8V.
- Q: What is the maximum output current?
- A: It can deliver up to 250mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet for full specifications.
- Q: What is the dropout voltage?
- A: Dropout voltage is 0.19V at 250mA load.
- Q: What is the quiescent current?
- A: The quiescent current is very low at 20 µA.
- Q: What package is available?
- A: It comes in a SOT-23-5 package.

NCP163ASN280T1G.pdf