Overview
The NCP551SN50T1G is a fixed output low dropout linear voltage regulator from onsemi, designed for handheld communication equipment and portable battery-powered applications. This regulator is part of the NCP551 series and is housed in a TSOP-5 (SOT-25) surface mount package. It is characterized by its low quiescent current, high accuracy output voltage, and industrial temperature range, making it suitable for a variety of applications requiring efficient power management.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage (Max) | 12 V |
| Output Voltage (Fixed) | 5 V |
| Dropout Voltage (Max) | 150 mV |
| Output Current (Max) | 150 mA |
| Tolerance (%) | ±2% |
| Operating Temperature Range | -40°C to +85°C |
| Regulator Topology | Fixed |
| Quiescent Current | 8 µA |
| No. of Outputs | Single |
| Load Regulation | 40 mV |
| Current Limit | 350 mA |
| Line Regulation | 10 mV |
| Package Style | SC-74A (TSOP-5, SOT-25) |
| Mounting Method | Surface Mount |
Key Features
- Low Quiescent Current of 4.0 µA Typical
- Maximum Operating Voltage of 12 V
- Low Output Voltage Option
- High Accuracy Output Voltage of 2.0%
- Industrial Temperature Range of -40°C to 85°C
- Pb-Free Packages are Available
- NCV Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q100 Qualified and PPAP Capable
Applications
- Battery Powered Instruments
- Hand-Held Instruments
- Camcorders and Cameras
Q & A
- What is the maximum input voltage for the NCP551SN50T1G?
The maximum input voltage is 12 V. - What is the fixed output voltage of the NCP551SN50T1G?
The fixed output voltage is 5 V. - What is the maximum output current of the NCP551SN50T1G?
The maximum output current is 150 mA. - What is the quiescent current of the NCP551SN50T1G?
The quiescent current is 8 µA. - What is the operating temperature range of the NCP551SN50T1G?
The operating temperature range is -40°C to +85°C. - What package style is the NCP551SN50T1G available in?
The device is housed in a TSOP-5 (SOT-25) surface mount package. - Is the NCP551SN50T1G Pb-Free and RoHS compliant?
Yes, the NCP551SN50T1G is Pb-Free and RoHS compliant. - What are some typical applications for the NCP551SN50T1G?
Typical applications include battery-powered instruments, hand-held instruments, and camcorders and cameras. - Does the NCP551SN50T1G have thermal protection?
Yes, the device has internal thermal shutdown circuitry to protect against overheating. - What is the minimum output capacitor required for the NCP551SN50T1G?
The minimum output capacitor required is 0.1 µF.
