Overview
The MC33272ADR2G is a high-performance, low-dropout linear voltage regulator produced by onsemi. This regulator is designed to provide a stable output voltage with minimal dropout voltage, making it suitable for a wide range of applications where high efficiency and low noise are critical. The MC33272ADR2G is available in a SOIC-8 package and offers adjustable output voltage, making it versatile for various power supply needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 4.5 to 40 | V |
| Output Voltage Range | 1.25 to 37 | V |
| Maximum Output Current | 1.5 | A |
| Dropout Voltage (Typical) | 1.4 | V @ 1.5 A |
| Line Regulation | 0.05 | %/V |
| Load Regulation | 0.3 | %/A |
| Noise (Typical) | 30 | μVrms @ 100 Hz to 100 kHz |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | SOIC-8 |
Key Features
- High Efficiency: Low dropout voltage ensures high efficiency in power conversion.
- Adjustable Output Voltage: Allows for flexible output voltage settings between 1.25 V and 37 V.
- Low Noise: Minimal noise output, making it suitable for sensitive electronic circuits.
- Thermal Protection: Built-in thermal shutdown to prevent overheating.
- Current Limiting: Internal current limiting to protect against overcurrent conditions.
Applications
- Industrial Control Systems: Used in power supplies for industrial control systems where stable and efficient voltage regulation is crucial.
- Automotive Systems: Suitable for automotive applications due to its wide input voltage range and high temperature tolerance.
- Medical Devices: Applied in medical devices requiring low noise and high reliability.
- Consumer Electronics: Used in various consumer electronics requiring efficient and stable power supply.
Q & A
- Q: What is the input voltage range of the MC33272ADR2G?
A: The input voltage range is from 4.5 V to 40 V. - Q: What is the maximum output current of the MC33272ADR2G?
A: The maximum output current is 1.5 A. - Q: What is the typical dropout voltage of the MC33272ADR2G?
A: The typical dropout voltage is 1.4 V at 1.5 A. - Q: Does the MC33272ADR2G have thermal protection?
A: Yes, it has built-in thermal shutdown to prevent overheating. - Q: What is the operating temperature range of the MC33272ADR2G?
A: The operating temperature range is from -40°C to 125°C. - Q: What package type is the MC33272ADR2G available in?
A: It is available in a SOIC-8 package. - Q: Is the output voltage of the MC33272ADR2G adjustable?
A: Yes, the output voltage is adjustable between 1.25 V and 37 V. - Q: What are some common applications of the MC33272ADR2G?
A: Common applications include industrial control systems, automotive systems, medical devices, and consumer electronics. - Q: Does the MC33272ADR2G have current limiting features?
A: Yes, it has internal current limiting to protect against overcurrent conditions. - Q: How much noise does the MC33272ADR2G typically produce?
A: The typical noise output is 30 μVrms at 100 Hz to 100 kHz.
