Overview
The MC34063AP is a monolithic integrated circuit designed by Texas Instruments, suitable for various DC-DC converter applications. This device is part of the MC34063A series and is characterized by its ease of use and high efficiency. It contains all the primary circuitry needed for building simple DC-DC converters, including an internal temperature-compensated reference, a comparator, an oscillator, a PWM controller with active current limiting, a driver, and a high-current output switch. This allows for the construction of boost, buck, and inverting converters with minimal external components.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | PDIP (P) | |
| Pins | 8 | |
| Operating Temperature Range | 0 to 70 | °C |
| Input Voltage Range | 3 to 40 | V |
| Output Voltage Range | 1.25 to 40 | V |
| Output Switch Current | Up to 1.5 | A |
| Oscillator Frequency | Up to 100 | kHz |
| Quiescent Current (Typ) | 4 | mA |
| Switching Topology | Boost, Buck, Inverting, Flyback, Forward, SEPIC | |
| RoHS Compliance | Yes | |
| Pb Free | Yes |
Key Features
- Wide Input Voltage Range: 3 V to 40 V
- High Output Switch Current: Up to 1.5 A
- Adjustable Output Voltage
- Oscillator Frequency Up to 100 kHz
- Precision Internal Reference: 2%
- Short-Circuit Current Limiting
- Low Standby Current
Applications
- Portable Devices
- Consumer & Computing
- Telecommunications
- Test & Measurement
- HMIs (Human Machine Interfaces)
- Cable Solutions
- Blood Gas Analyzers
Q & A
- What is the operating temperature range of the MC34063AP?
The operating temperature range of the MC34063AP is from 0°C to 70°C. - What is the input voltage range for the MC34063AP?
The input voltage range for the MC34063AP is from 3 V to 40 V. - What is the maximum output switch current of the MC34063AP?
The maximum output switch current of the MC34063AP is up to 1.5 A. - What are the possible switching topologies for the MC34063AP?
The MC34063AP can be configured in boost, buck, inverting, flyback, forward, and SEPIC topologies. - Does the MC34063AP have short-circuit current limiting?
Yes, the MC34063AP has short-circuit current limiting. - What is the precision of the internal reference voltage?
The precision of the internal reference voltage is 2%. - Is the MC34063AP RoHS compliant and Pb free?
Yes, the MC34063AP is RoHS compliant and Pb free. - What is the typical quiescent current of the MC34063AP?
The typical quiescent current of the MC34063AP is 4 mA. - What are some common applications of the MC34063AP?
The MC34063AP is used in portable devices, consumer and computing applications, telecommunications, test and measurement, HMIs, cable solutions, and blood gas analyzers. - How many pins does the MC34063AP have?
The MC34063AP has 8 pins.
