Overview
The MC33275DT-3.3G is a micropower low dropout voltage regulator produced by onsemi. This device is part of the MC33275 series, which is available in various output voltages and package types, including DPAK. The MC33275DT-3.3G is specifically designed to provide a fixed output voltage of 3.3V. It is ideal for battery-powered consumer products, hand-held instruments, and industrial equipment where extending battery life is crucial.
Key Specifications
| Characteristic | Value | Unit |
|---|---|---|
| Input Voltage (VCC) | 13 | Vdc |
| Output Voltage (VO) | 3.3 | Vdc |
| Output Current (IO) | Up to 300 | mA |
| Maximum Junction Temperature (TJ) | 150 | °C |
| Operating Ambient Temperature Range (TA) | -40 to +125 | °C |
| Storage Temperature Range (Tstg) | -65 to +150 | °C |
| Dropout Voltage (Vin - VO) at IO = 300 mA | 260 | mV |
| Line Regulation | -2.0 to 10 | mV |
| Load Regulation | -5.0 to 25 | mV |
| Quiescent Current (IQOn) | 125 to 200 | μA |
| Thermal Shutdown Temperature | 150 | °C |
| Current Limit | Typically 450 | mA |
Key Features
- Low input-to-output voltage differential of 25 mV at IO = 10 mA and 260 mV at IO = 300 mA.
- Extremely tight line and load regulation.
- Stable with output capacitance of only 0.33 μF for 2.5 V output voltage.
- Internal current and thermal limiting protection.
- AEC-Q100 qualified and PPAP capable for automotive and other applications requiring unique site and control change requirements.
- Pb-free devices.
- Low quiescent current to extend battery life.
Applications
- Battery-powered consumer products.
- Hand-held instruments.
- Camcorders and cameras.
- Industrial equipment where extending battery life is desirable.
Q & A
- What is the maximum output current of the MC33275DT-3.3G?
The maximum output current is up to 300 mA.
- What is the typical dropout voltage at 300 mA output current?
The typical dropout voltage is 260 mV.
- What are the operating temperature ranges for the MC33275DT-3.3G?
The operating ambient temperature range is -40°C to +125°C.
- What type of protection does the MC33275DT-3.3G have?
The device features internal current and thermal limiting protection.
- Is the MC33275DT-3.3G suitable for automotive applications?
- What is the recommended output capacitor value for stability?
A minimum of 0.33 μF capacitance is recommended for stability.
- What is the quiescent current of the MC33275DT-3.3G?
The quiescent current is typically between 125 μA and 200 μA.
- What is the thermal shutdown temperature of the MC33275DT-3.3G?
The thermal shutdown temperature is 150°C.
- What is the current limit of the MC33275DT-3.3G?
The current limit is typically 450 mA.
- Is the MC33275DT-3.3G a Pb-free device?
