Overview
The MC34063ADR2G, produced by onsemi, is a versatile switching regulator that belongs to the MC34063A series. This monolithic control circuit is designed to serve as the primary component in DC-to-DC converters, including step-down, step-up, and voltage-inverting applications. The device integrates essential functions such as an internal temperature-compensated reference, a comparator, a controlled duty cycle oscillator with an active current limit circuit, a driver, and a high current output switch. This integration allows for the creation of efficient DC-to-DC converters with a minimal number of external components.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Topology | Buck/Boost/Inverting | |
| Input Voltage | 3V to 40V | Vdc |
| Output Current-Max | 1.5A | A |
| Output Type | Adjustable | |
| Switching Frequency-Max | 100kHz | Hz |
| Operating Temp Range | 0°C to 70°C | °C |
| Efficiency | 87.7% | % |
| No. of Outputs | 1 | |
| Storage Temperature Range | -65°C to +150°C | °C |
| Load Regulation | 10mV | mV |
| Load Regulation (%) | 0.017% | % |
| 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
- Exposed pad package allows for higher output current and improved thermal performance
Applications
The MC34063ADR2G is suitable for a wide range of DC-to-DC conversion applications, including:
- Step-Down (Buck) Converters
- Step-Up (Boost) Converters
- Voltage-Inverting Converters
- Power supplies requiring adjustable output voltages
- Systems needing efficient DC-to-DC conversion with minimal external components
Q & A
- What is the input voltage range of the MC34063ADR2G?
The input voltage range is from 3V to 40V.
- What is the maximum output current of the MC34063ADR2G?
The maximum output current is 1.5A.
- What is the switching frequency range of the MC34063ADR2G?
The switching frequency can operate up to 100 kHz.
- What is the operating temperature range of the MC34063ADR2G?
The operating temperature range is from 0°C to 70°C.
- What type of package does the MC34063ADR2G come in?
The MC34063ADR2G comes in an SOIC-8 package.
- Is the MC34063ADR2G Pb-Free?
- What are the primary applications of the MC34063ADR2G?
The primary applications include step-down, step-up, and voltage-inverting DC-to-DC converters.
- How efficient is the MC34063ADR2G?
The efficiency of the MC34063ADR2G is up to 87.7%.
- What is the load regulation of the MC34063ADR2G?
The load regulation is 10mV or 0.017%.
- Can the MC34063ADR2G be used in automotive applications?
While the MC34063ADR2G itself is not specifically designed for automotive applications, the NCV33063A version is available for such use.
