Overview
The NCV4274CST50T3G, produced by onsemi, is a precision micro-power voltage regulator designed to provide high accuracy and reliability in various applications. This component is part of the NCV4274 and NCV4274A series, offering output current capabilities of up to 400 mA. It is available in DPAK, D2PAK, and SOT-223 packages, making it versatile for different design requirements.
The regulator features output voltage options of 2.5 V, 3.3 V, 5.0 V, and 8.5 V with accuracy within ±2.0% or ±4.0%, depending on the version. It is particularly suited for automotive and battery-operated microprocessor equipment due to its robust protection features against reverse battery, short circuit, and thermal overload conditions.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage (5.0 V Version) | 5.5 | 40 | V | ||
| Output Voltage (5.0 V Version) | 5 mA < IQ < 400 mA, 9.5 V < VI < 40 V | 4.9 | 5.0 | 5.1 | V |
| Output Current | 400 | mA | |||
| Quiescent Current | 1 mA load | 150 | μA | ||
| Dropout Voltage | IQ = 400 mA | 0.5 | V | ||
| Junction Temperature | -40 | 150 | °C | ||
| Thermal Shutdown Temperature | IQ = 5 mA | 165 | 210 | °C | |
| ESD Capability (Human Body Model) | 4 | kV | |||
| ESD Capability (Machine Model) | 200 | V | |||
| ESD Capability (Charged Device Model) | 1 | kV |
Key Features
- Precision micro-power voltage regulator with output current up to 400 mA.
- Available in DPAK, D2PAK, and SOT-223 packages.
- Output voltage options: 2.5 V, 3.3 V, 5.0 V, and 8.5 V with ±2.0% or ±4.0% accuracy.
- Low quiescent current of 150 μA with a 1 mA load.
- Protection against reverse battery, short circuit, and thermal overload conditions.
- Withstands load dump transients, making it suitable for automotive environments.
- ESD protection: Human Body Model (4 kV), Machine Model (200 V), and Charged Device Model (1 kV).
Applications
The NCV4274CST50T3G is ideal for various applications, including:
- Automotive systems: Due to its ability to withstand load dump transients and robust protection features.
- Battery-operated microprocessor equipment: Its low quiescent current and high accuracy make it suitable for battery-powered devices.
- Industrial control systems: Where reliable and precise voltage regulation is critical.
- Consumer electronics: Such as portable devices and other applications requiring efficient power management.
Q & A
- What is the maximum output current of the NCV4274CST50T3G?
The maximum output current is 400 mA.
- What are the available output voltage options for the NCV4274CST50T3G?
The output voltage options are 2.5 V, 3.3 V, 5.0 V, and 8.5 V.
- What is the quiescent current of the NCV4274CST50T3G with a 1 mA load?
The quiescent current is 150 μA with a 1 mA load.
- What protection features does the NCV4274CST50T3G have?
The device is protected against reverse battery, short circuit, and thermal overload conditions.
- Is the NCV4274CST50T3G suitable for automotive applications?
Yes, it is suitable for automotive applications due to its ability to withstand load dump transients.
- What are the ESD protection capabilities of the NCV4274CST50T3G?
The device has ESD protection capabilities of 4 kV (Human Body Model), 200 V (Machine Model), and 1 kV (Charged Device Model).
- What is the junction temperature range of the NCV4274CST50T3G?
The junction temperature range is -40°C to 150°C.
- What is the thermal shutdown temperature of the NCV4274CST50T3G?
The thermal shutdown temperature is between 165°C and 210°C.
- What packages are available for the NCV4274CST50T3G?
The device is available in DPAK, D2PAK, and SOT-223 packages.
- How accurate is the output voltage of the NCV4274CST50T3G?
The output voltage accuracy is within ±2.0% or ±4.0%, depending on the version.
