Overview
The MC33063ADRG4, produced by Texas Instruments, is a versatile and highly integrated IC designed for building simple DC-DC converters. This device is part of the MC33063A series, which includes all the primary circuitry necessary for constructing boost, buck, and inverting topologies. The MC33063A is characterized by its wide input voltage range, high output switch current, and adjustable output voltage, making it a robust solution for various power management applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 3 to 40 | V |
| Output Switch Current | Up to 1.5 | A |
| Oscillator Frequency | Up to 100 | kHz |
| Internal Reference Accuracy | 2% | |
| Operating Temperature Range | -40 to 85 | °C |
| Package Type | SOIC (D) | |
| Number of Pins | 8 | |
| Supply Current (VCC = 5 V, TA = full operating range) | 4 | mA |
Key Features
- Wide Input Voltage Range: 3 V to 40 V, making it suitable for a variety of power sources.
- High Output Switch Current: Up to 1.5 A, enabling the device to handle high current applications.
- Adjustable Output Voltage: Allows for flexible voltage regulation based on application needs.
- Oscillator Frequency: Up to 100 kHz, providing a high switching frequency for efficient power conversion.
- Precision Internal Reference: 2% accuracy, ensuring stable and reliable voltage regulation.
- Short-Circuit Current Limiting: Protects the device from overcurrent conditions.
- Low Standby Current: Minimizes power consumption when the device is in standby mode.
Applications
The MC33063ADRG4 is versatile and can be used in various applications, including:
- Boost Converters: For stepping up input voltage to a higher output voltage.
- Buck Converters: For stepping down input voltage to a lower output voltage.
- Inverting Converters: For converting positive input voltage to negative output voltage.
- Power Supplies: For building efficient and reliable power supply units.
- Industrial and Automotive Systems: Where robust and wide-range input voltage handling is necessary.
Q & A
- What is the input voltage range of the MC33063ADRG4?
The input voltage range is from 3 V to 40 V.
- What is the maximum output switch current of the MC33063ADRG4?
The maximum output switch current is up to 1.5 A.
- What is the oscillator frequency range of the MC33063ADRG4?
The oscillator frequency can go up to 100 kHz.
- What is the accuracy of the internal reference voltage?
The internal reference voltage has an accuracy of 2%.
- What is the operating temperature range of the MC33063ADRG4?
The operating temperature range is from -40°C to 85°C.
- What type of package does the MC33063ADRG4 come in?
The MC33063ADRG4 comes in an SOIC (D) package with 8 pins.
- Does the MC33063ADRG4 have short-circuit current limiting?
Yes, the device has short-circuit current limiting to protect against overcurrent conditions.
- What are some common applications of the MC33063ADRG4?
Common applications include boost, buck, and inverting converters, power supplies, and industrial and automotive systems.
- How many devices are typically included in a reel for the MC33063ADRG4?
A reel typically includes 2,500 devices.
- Is the MC33063ADRG4 RoHS compliant?
Yes, the MC33063ADRG4 is RoHS compliant.
