Overview
The MC33063AVDR2G is a part of the MC33063A Series, a monolithic control circuit designed for DC-to-DC converters. Produced by onsemi, this device integrates the primary functions necessary for switching regulators, including an internal temperature-compensated reference, comparator, controlled duty cycle oscillator with an active current limit circuit, driver, and high current output switch. It is optimized for Step-Down, Step-Up, and Voltage-Inverting applications with a minimal number of external components.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 3.0 to 40 | Vdc |
| Output Current (Max) | 1.5 | A |
| Output Type | Adjustable | |
| Switching Frequency (Max) | 100 kHz | |
| Operating Temperature Range | -40°C to +85°C | |
| Efficiency | 87.7% | |
| Number of Outputs | 1 | |
| Storage Temperature Range | -65°C to +150°C | |
| Load Regulation | 10 mV | |
| Package Style | SOIC-8 | |
| Mounting Method | Surface Mount |
Key Features
- Operation from 3.0 V to 40 V Input
- Low Standby Current
- Current Limiting
- Output Switch Current to 1.5 A
- Output Voltage Adjustable
- Frequency Operation to 100 kHz
- Precision 2% Reference
- Pb-Free Packages are Available
Applications
The MC33063AVDR2G is designed for various DC-to-DC converter applications, including:
- Step-Down (Buck) Converters
- Step-Up (Boost) Converters
- Voltage-Inverting Converters
- Automotive applications (NCV prefix versions)
Q & A
- What is the input voltage range of the MC33063AVDR2G?
The input voltage range is from 3.0 V to 40 Vdc.
- What is the maximum output current of the MC33063AVDR2G?
The maximum output current is 1.5 A.
- What is the maximum switching frequency of the MC33063AVDR2G?
The maximum switching frequency is 100 kHz.
- What is the operating temperature range of the MC33063AVDR2G?
The operating temperature range is -40°C to +85°C.
- What is the efficiency of the MC33063AVDR2G?
The efficiency is up to 87.7%.
- What type of package does the MC33063AVDR2G come in?
The MC33063AVDR2G comes in an SOIC-8 package.
- Is the MC33063AVDR2G suitable for automotive applications?
Yes, the NCV prefix versions are suitable for automotive and other applications requiring site and change control.
- What is the storage temperature range for the MC33063AVDR2G?
The storage temperature range is -65°C to +150°C.
- Does the MC33063AVDR2G have Pb-Free packages available?
Yes, Pb-Free packages are available for the MC33063AVDR2G.
- What are the key components integrated into the MC33063AVDR2G?
The device includes an internal temperature-compensated reference, comparator, controlled duty cycle oscillator with an active current limit circuit, driver, and high current output switch.
