Overview
The NCP551SN33T1 is a fixed output low dropout linear voltage regulator produced by onsemi. This device is part of the NCP551 series, designed for handheld communication equipment and portable battery-powered applications that require low quiescent current. The NCP551SN33T1 is specifically configured to provide a stable output voltage of 3.3 V. It features an ultra-low quiescent current of 4.0 µA, making it highly efficient for power-sensitive applications. The regulator is housed in a TSOP-5 surface mount package and is Pb-free and RoHS compliant.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Nominal Output Voltage | 3.3 | V |
| Maximum Operating Voltage | 12 | V |
| Output Current (Maximum) | 150 | mA |
| Quiescent Current (Typical) | 4.0 | µA |
| Output Voltage Accuracy | ±2.0% | % |
| Operating Temperature Range | -40°C to 85°C | °C |
| Package Type | TSOP-5 (SOT23-5, SC59-5) | |
| Minimum Output Capacitor | 0.1 µF | µF |
| Thermal Shutdown Temperature | Typically 160°C | °C |
Key Features
- Ultra-low quiescent current of 4.0 µA, making it suitable for battery-powered devices.
- High accuracy output voltage with a tolerance of ±2.0%.
- Low dropout voltage, ensuring stable output even at low input voltages.
- Internal thermal shutdown circuitry to protect against overheating.
- Enable pin for turning the regulator on or off.
- Pb-free and RoHS compliant.
- AEC-Q100 qualified and PPAP capable for automotive and other demanding applications.
Applications
- Battery-powered instruments.
- Handheld communication equipment.
- Camcorders and cameras.
- Automotive and industrial applications requiring high reliability and low power consumption.
Q & A
- What is the nominal output voltage of the NCP551SN33T1?
The nominal output voltage of the NCP551SN33T1 is 3.3 V.
- What is the maximum operating voltage for the NCP551SN33T1?
The maximum operating voltage for the NCP551SN33T1 is 12 V.
- What is the typical quiescent current of the NCP551SN33T1?
The typical quiescent current of the NCP551SN33T1 is 4.0 µA.
- What is the output current capability of the NCP551SN33T1?
The NCP551SN33T1 can provide up to 150 mA of output current.
- What is the operating temperature range for the NCP551SN33T1?
The operating temperature range for the NCP551SN33T1 is -40°C to 85°C.
- What type of package does the NCP551SN33T1 come in?
The NCP551SN33T1 is housed in a TSOP-5 (SOT23-5, SC59-5) surface mount package.
- What is the minimum output capacitor required for the NCP551SN33T1?
The minimum output capacitor required for the NCP551SN33T1 is 0.1 µF.
- Does the NCP551SN33T1 have thermal protection?
Yes, the NCP551SN33T1 has internal thermal shutdown circuitry that activates at typically 160°C to protect against overheating.
- Is the NCP551SN33T1 Pb-free and RoHS compliant?
Yes, the NCP551SN33T1 is Pb-free and RoHS compliant.
- What are some typical applications for the NCP551SN33T1?
Typical applications include battery-powered instruments, handheld communication equipment, camcorders, and cameras, as well as automotive and industrial applications.
