Overview
The NCV551SN18T1G is a fixed output low dropout linear regulator from onsemi, designed for handheld communication equipment and portable battery-powered applications. This device is part of the NCV551 series, which is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other applications requiring unique site and control change requirements.
The NCV551SN18T1G features an ultra-low quiescent current of 4.0 μA, high accuracy output voltage, and a wide range of output voltage options. It is housed in a TSOP-5 surface mount package and is Pb-free and RoHS compliant.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage (TA = 25°C, Iout = 10 mA) | Vout | - | 1.8 | - | V |
| Quiescent Current | Iq | - | 4.0 | 1.0 | μA |
| Maximum Operating Voltage | Vin | - | - | 12 | V |
| Output Short Circuit Current (Vout = 0 V) | Iout(max) | - | - | 160 | mA |
| Enable Input Threshold Voltage | Vth(en) | 1.3 | - | 0.3 | V |
| Operating Temperature Range | Tj | -40 | - | 125 | °C |
| Package Type | - | - | - | TSOP-5 | - |
Key Features
- Ultra-low quiescent current of 4.0 μA typical, making it suitable for battery-powered applications.
- High accuracy output voltage with a tolerance of 2.0%.
- Low dropout voltage, ensuring efficient regulation.
- Internal thermal shutdown circuitry for overtemperature protection.
- Current limit and temperature limit protection circuits.
- Compatible with low-cost ceramic capacitors; minimum output capacitor of 0.1 μF.
- Pb-free and RoHS compliant.
- AEC-Q100 qualified and PPAP capable for automotive and other stringent applications.
Applications
- Battery-powered instruments.
- Hand-held communication equipment.
- Camcorders and cameras.
- Automotive electronics requiring AEC-Q100 qualification.
- Portable electronic devices where low power consumption is critical.
Q & A
- What is the typical quiescent current of the NCV551SN18T1G?
The typical quiescent current is 4.0 μA.
- What is the maximum operating voltage for the NCV551SN18T1G?
The maximum operating voltage is 12 V.
- What is the output voltage of the NCV551SN18T1G?
The output voltage is 1.8 V.
- What type of package does the NCV551SN18T1G come in?
The device is housed in a TSOP-5 surface mount package.
- Is the NCV551SN18T1G Pb-free and RoHS compliant?
- What is the operating temperature range for the NCV551SN18T1G?
The operating temperature range is -40°C to 125°C.
- Does the NCV551SN18T1G have thermal protection?
- What is the minimum output capacitor required for the NCV551SN18T1G?
The minimum output capacitor required is 0.1 μF.
- Is the NCV551SN18T1G AEC-Q100 qualified?
- What are some typical applications for the NCV551SN18T1G?
Typical applications include battery-powered instruments, hand-held communication equipment, camcorders, and automotive electronics.
