Overview
The NCV33375ST3.3T3G is a micropower low dropout (LDO) linear voltage regulator produced by onsemi. This device is part of the MC33375 series, which is available in various output voltages and packages, including the SOT-223 and SOP-8 surface mount packages. The NCV33375ST3.3T3G is specifically designed to provide a fixed output voltage of 3.3V. It features a very low quiescent current, making it ideal for battery-powered consumer, computer, and industrial equipment where extending battery life is crucial. The regulator includes internal current and thermal limiting protection, as well as a logic level ON/OFF control pin, enhancing its usability and reliability.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage | VCC | 13 | Vdc | ||
| Output Voltage | VO | 3.234 | 3.267 | 3.300 | V |
| Output Current | IO | 0.3 | 300 | mA | |
| Quiescent Current (OFF mode) | Iq | 0.3 | μA | ||
| Quiescent Current (ON mode) | Iq | 125 | μA | ||
| Input-to-Output Voltage Differential | VDO | 0.26 | 0.26 | V | |
| Power Supply Rejection Ratio (PSRR) | PSRR | 65 | dB | ||
| Noise | 46 | μVrms | |||
| Operating Ambient Temperature Range | TA | -40 | 125 | °C | |
| Maximum Junction Temperature | TJ | 150 | °C |
Key Features
- Low Quiescent Current: 0.3 μA in OFF mode and 125 μA in ON mode, extending battery life in portable devices.
- Low Input-to-Output Voltage Differential: As low as 25 mV at IO = 10 mA and 260 mV at IO = 300 mA, ensuring efficient voltage regulation.
- Tight Line and Load Regulation: Ensures stable output voltage across various input and load conditions.
- Internal Current and Thermal Limiting: Protects the device from short circuits and thermal overload.
- Logic Level ON/OFF Control: Allows the regulator output to be turned on or off using a logic level signal.
- Stability with Low Output Capacitance: Stable with output capacitance as low as 0.33 μF for 2.5 V output voltage.
- AEC-Q100 Qualified and PPAP Capable: Suitable for automotive and other applications requiring stringent quality standards.
- Pb-Free Devices: Compliant with lead-free requirements, making them environmentally friendly).
Applications
- Battery Powered Consumer Products: Ideal for devices where battery life extension is critical).
- Handheld Instruments: Suitable for portable instruments and devices).
- Camcorders and Cameras: Used in various imaging and video recording devices).
- Automotive Systems: Qualified for use in automotive applications due to its AEC-Q100 certification).
- Industrial Equipment: Applicable in industrial settings where reliable and efficient voltage regulation is necessary).
Q & A
- What is the maximum output current of the NCV33375ST3.3T3G?
The maximum output current is 300 mA).
- What is the typical quiescent current in ON mode?
The typical quiescent current in ON mode is 125 μA).
- What is the input-to-output voltage differential at IO = 300 mA?
The input-to-output voltage differential at IO = 300 mA is 260 mV).
- Does the NCV33375ST3.3T3G have internal protection features?
Yes, it includes internal current and thermal limiting protection).
- What is the operating ambient temperature range of the NCV33375ST3.3T3G?
The operating ambient temperature range is -40°C to +125°C).
- Is the NCV33375ST3.3T3G AEC-Q100 qualified?
Yes, it is AEC-Q100 qualified and PPAP capable).
- What type of packages is the NCV33375ST3.3T3G available in?
The NCV33375ST3.3T3G is available in SOT-223 and SOP-8 surface mount packages).
- What is the recommended output capacitance for stability?
The recommended output capacitance is at least 0.33 μF for stability, but can be lower for specific output voltages).
- Does the NCV33375ST3.3T3G have a logic level ON/OFF control feature?
Yes, it has a logic level ON/OFF control feature).
- Is the NCV33375ST3.3T3G Pb-free?
Yes, the NCV33375ST3.3T3G is a Pb-free device).
