Overview
The MC34063ADX, produced by Fairchild Semiconductor, is a versatile monolithic control circuit designed for DC-DC voltage conversion. This device is part of the MC34063A/E series and is widely used in various power management applications due to its flexibility and robust performance. It supports step-down, step-up, and voltage-inverting configurations, making it a valuable component in a range of electronic systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Switch Current | 1.5 A | A |
| Reference Accuracy | 2 % | % |
| Quiescent Current | 2.5 mA (typ.) | mA |
| Operating Voltage Range | 3 V to 40 V | V |
| Switching Frequency Range | 100 Hz to 100 kHz | Hz |
| Operating Temperature Range | 0°C to 70°C | °C |
| Package Type | SOIC-8, DIP-8 | |
| Mounting Type | SMD, THT |
Key Features
- High output switch current in excess of 1.5 A
- 2% reference accuracy for precise voltage regulation
- Low quiescent current of 2.5 mA (typical)
- Operating voltage range from 3 V to 40 V
- Switching frequency operation up to 100 kHz
- Active current limiting for enhanced safety and reliability
- Adjustable output voltage through two external resistors
- Compact SOIC-8 and DIP-8 packages for various mounting needs
Applications
- Step-down (buck) converters
- Step-up (boost) converters
- Voltage-inverting converters
- Power supplies for electronic devices
- Battery-powered systems
- Industrial control systems
- Automotive electronics
Q & A
- What is the maximum output switch current of the MC34063ADX?
The maximum output switch current is in excess of 1.5 A.
- What is the reference accuracy of the MC34063ADX?
The reference accuracy is 2%.
- What is the quiescent current of the MC34063ADX?
The quiescent current is typically 2.5 mA.
- What is the operating voltage range of the MC34063ADX?
The operating voltage range is from 3 V to 40 V.
- What is the maximum switching frequency of the MC34063ADX?
The maximum switching frequency is up to 100 kHz.
- What types of converters can the MC34063ADX be used for?
The MC34063ADX can be used for step-down, step-up, and voltage-inverting converters.
- What are the available package types for the MC34063ADX?
The available package types are SOIC-8 and DIP-8.
- What is the operating temperature range of the MC34063ADX?
The operating temperature range is from 0°C to 70°C.
- How is the output voltage adjusted in the MC34063ADX?
The output voltage is adjustable through two external resistors.
- What safety feature does the MC34063ADX include?
The MC34063ADX includes active current limiting for enhanced safety and reliability.
