Overview
The MC34063ECD, produced by STMicroelectronics, is a monolithic control circuit designed for DC-DC voltage conversion. This device is part of the MC34063A/E series and is capable of performing step-down, step-up, and voltage-inverting functions. It integrates an internal temperature-compensated reference, comparator, duty cycle controlled oscillator, active current limit circuit, driver, and a high current output switch. The output voltage can be adjusted using two external resistors with a 2% reference accuracy. This component is notable for its minimal requirement of external components, making it versatile and efficient for various power management applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Switch Current | In excess of 1.5 A | A |
| Reference Accuracy | 2% | % |
| Quiescent Current | 2.5 mA (typ.) | mA |
| Operating Voltage Range | 3 V to 40 V | V |
| Frequency Operation | Up to 100 kHz | kHz |
| Package Type | SO-8, DIP-8 | - |
| RoHS Compliance | Ecopack2 | - |
| Operating Temperature Range | -40°C to 125°C | °C |
Key Features
- Output switch current in excess of 1.5 A
- 2% reference accuracy
- Low quiescent current: 2.5 mA (typ.)
- Operating from 3 V to 40 V
- Frequency operation up to 100 kHz
- Active current limiting
- Adjustable output voltage through two external resistors
- Minimal external component requirement
Applications
The MC34063ECD is designed for a variety of DC-DC conversion applications, including:
- Step-down (buck) converters
- Step-up (boost) converters
- Voltage-inverting converters
- Dual output voltage configurations
- Higher output power and higher input voltage applications
Q & A
- What is the MC34063ECD used for?
The MC34063ECD is used for DC-DC voltage conversion, including step-down, step-up, and voltage-inverting applications.
- What is the output switch current of the MC34063ECD?
The output switch current of the MC34063ECD is in excess of 1.5 A.
- What is the reference accuracy of the MC34063ECD?
The reference accuracy of the MC34063ECD is 2%.
- What is the operating voltage range of the MC34063ECD?
The MC34063ECD operates from 3 V to 40 V.
- What is the maximum frequency operation of the MC34063ECD?
The MC34063ECD can operate up to 100 kHz.
- What packages are available for the MC34063ECD?
The MC34063ECD is available in SO-8 and DIP-8 packages.
- Is the MC34063ECD RoHS compliant?
- What is the operating temperature range of the MC34063ECD?
The operating temperature range of the MC34063ECD is -40°C to 125°C.
- How can the output voltage of the MC34063ECD be adjusted?
The output voltage can be adjusted using two external resistors.
- What are some common applications of the MC34063ECD?
