Overview
The MC34063APE4 is a versatile switching regulator IC produced by Texas Instruments. It is part of the MC34063A series, which includes devices capable of operating in boost, buck, and inverting topologies. This IC is designed to be highly flexible and requires minimal external components to build various DC-DC converter configurations. The MC34063APE4 is characterized for operation from 0°C to 70°C, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| VCC Supply Voltage | 3 | 40 | V |
| Output Switch Current | 1.5 | A | |
| Oscillator Frequency | 100 kHz | ||
| Operating Temperature Range | 0 | 70 | °C |
| Supply Current (VCC = 5 V, TA = full operating range) | 4 mA | ||
| Threshold Voltage Line Regulation (VCC = 5 V to 40 V) | 1.4 | 5 | mV |
| Input Bias Current (VIN = 0 V) | -20 | -400 | nA |
Key Features
- Wide Input Voltage Range: 3 V to 40 V
- High Output Switch Current: Up to 1.5 A
- Adjustable Output Voltage: Allows for flexible output voltage settings
- Oscillator Frequency: Up to 100 kHz
- Precision Internal Reference: 2% accuracy
- Short-Circuit Current Limiting: Protects against short-circuit conditions
- Low Standby Current: Minimizes power consumption in standby mode
Applications
- Portable Devices: Suitable for battery-powered devices due to its low standby current and high efficiency
- Consumer & Computing: Used in various consumer electronics and computing devices requiring efficient power management
- Telecommunications: Employed in telecommunications equipment for reliable power conversion
- Test & Measurement: Utilized in test and measurement instruments for precise voltage regulation
- HMIs (Human Machine Interfaces): Used in HMIs for stable and efficient power supply
- Cable Solutions: Applied in cable solutions for reliable power delivery
- Blood Gas Analyzers: Used in medical devices such as blood gas analyzers for precise power management
Q & A
- What is the operating temperature range of the MC34063APE4?
The MC34063APE4 operates from 0°C to 70°C.
- What is the maximum output switch current of the MC34063APE4?
The maximum output switch current is up to 1.5 A.
- What is the input voltage range of the MC34063APE4?
The input voltage range is from 3 V to 40 V.
- What is the oscillator frequency range of the MC34063APE4?
The oscillator frequency can go up to 100 kHz.
- Does the MC34063APE4 have short-circuit current limiting?
Yes, it has built-in short-circuit current limiting.
- What is the precision of the internal reference voltage?
The internal reference voltage has a precision of 2%.
- What are some common applications of the MC34063APE4?
Common applications include portable devices, consumer electronics, telecommunications, test and measurement instruments, HMIs, cable solutions, and medical devices like blood gas analyzers.
- What is the recommended decoupling capacitor for the input voltage?
A 1000-µF decoupling capacitor is recommended for the input voltage.
- How can the output voltage be adjusted?
The output voltage can be adjusted using external components such as resistors and capacitors to set the desired output voltage level.
- What are the package options available for the MC34063APE4?
The MC34063APE4 is available in PDIP, SOIC, and SON packages.
