Overview
The MC33375D-3.0 is a micropower low dropout voltage regulator from onsemi, designed to provide a stable output voltage of 3.0 volts. This device is part of the MC33375 series, which is available in various output voltages and package options, including SOIC-8 and SOT-223. The MC33375D-3.0 is ideal for battery-powered devices, consumer electronics, and industrial equipment where extending battery life is crucial. It features a very low quiescent current and can supply output currents up to 300 mA.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage | VCC | 13 | Vdc | ||
| Output Voltage (3.0 V Suffix) | VO | 2.940 | 3.000 | 3.060 | Vdc |
| Output Current | IO | 300 | mA | ||
| Dropout Voltage (IO = 10 mA) | Vin - VO | 25 | mV | ||
| Dropout Voltage (IO = 300 mA) | Vin - VO | 260 | mV | ||
| Line Regulation | Regline | 10 | mV | ||
| Load Regulation | Regload | 25 | mV | ||
| Maximum Junction Temperature | TJ | 150 | °C | ||
| Operating Ambient Temperature Range | TA | -40 | 125 | °C | |
| Storage Temperature Range | Tstg | -65 | 150 | °C |
Key Features
- Low Quiescent Current: 0.3 μA in OFF mode and 125 μA in ON mode.
- Low Input-to-Output Voltage Differential: 25 mV at IO = 10 mA and 260 mV at IO = 300 mA.
- Tight Line and Load Regulation: Ensures stable output voltage across various input and load conditions.
- Internal Current and Thermal Limiting: Protects the device from overcurrent and overheating.
- Logic Level ON/OFF Control: Allows the regulator to be turned on or off using a logic level signal.
- AEC-Q100 Qualified and PPAP Capable: Suitable for automotive and other applications requiring stringent quality standards.
- Pb-Free Devices: Compliant with lead-free packaging requirements.
- Stable with Low Output Capacitance: Requires only 0.33 μF (or greater) capacitance between the output and ground for stability.
Applications
The MC33375D-3.0 is suitable for a variety of applications, including:
- Battery-powered computers and consumer electronics.
- Industrial equipment where low power consumption and extended battery life are essential.
- Automotive systems that require AEC-Q100 qualified components.
- Any system requiring a low dropout voltage regulator with high current capability and tight voltage regulation.
Q & A
- What is the output voltage of the MC33375D-3.0?
The output voltage of the MC33375D-3.0 is 3.0 volts.
- What is the maximum output current of the MC33375D-3.0?
The maximum output current is 300 mA.
- What is the dropout voltage at 300 mA output current?
The dropout voltage at 300 mA output current is typically 260 mV.
- Does the MC33375D-3.0 have internal protection features?
Yes, it has internal current limiting and thermal shutdown protection.
- What type of packages is the MC33375D-3.0 available in?
The MC33375D-3.0 is available in SOIC-8 and SOT-223 packages.
- What is the operating ambient temperature range of the MC33375D-3.0?
The operating ambient temperature range is -40°C to +125°C.
- Is the MC33375D-3.0 AEC-Q100 qualified?
Yes, the NCV prefix versions are AEC-Q100 qualified and PPAP capable.
- What is the quiescent current in OFF mode?
The quiescent current in OFF mode is 0.3 μA.
- How much capacitance is required for stability between the output and ground?
A minimum of 0.33 μF capacitance is required between the output and ground for stability.
- Can the MC33375D-3.0 be turned on or off using a logic level signal?
Yes, it has a logic level ON/OFF control pin.
