規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Function | Step-Up, Step-Down |
| OutputConfiguration | Positive or Negative |
| Topology | Buck, Boost |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3V |
| Voltage-Input(Max) | 40V |
| Voltage-Output(Min/Fixed) | 1.25V |
| Voltage-Output(Max) | 40V (Switch) |
| Current-Output | 1.5A (Switch) |
| Frequency-Switching | 100kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概述
Description
The MC33063AVDR2G is a versatile DC-DC converter IC produced by ON Semiconductor. It is designed for step-up, step-down, and inverting applications, making it suitable for a wide range of power supply design tasks. The IC operates over a wide input voltage range of 3V to 40V and provides an output switch current up to 1.5A, enabling efficient power conversion in compact circuits.
Key features include an internal temperature-compensated reference, high-gain error amplifier, and a current limiting circuit. It also has an internal oscillator with a frequency of up to 100kHz, which can be adjusted using external resistors and capacitors. The MC33063AVDR2G is known for its ease of use, requiring minimal external components, which simplifies the design process and reduces overall costs.
Applications for the MC33063AVDR2G include battery chargers, car chargers, and general-purpose DC-DC conversion. Its adaptability and operational efficiency make it a popular choice for engineers working on various power management projects.
Key features include an internal temperature-compensated reference, high-gain error amplifier, and a current limiting circuit. It also has an internal oscillator with a frequency of up to 100kHz, which can be adjusted using external resistors and capacitors. The MC33063AVDR2G is known for its ease of use, requiring minimal external components, which simplifies the design process and reduces overall costs.
Applications for the MC33063AVDR2G include battery chargers, car chargers, and general-purpose DC-DC conversion. Its adaptability and operational efficiency make it a popular choice for engineers working on various power management projects.
Equivalent
The MC33063AVDR2G is a DC-DC converter IC often used for step-up, step-down, and inverting voltage applications. Equivalent products include:
1. MC34063 series: A direct alternative with similar functionality.
2. TL497A: Another versatile switch-mode power supply controller.
3. LM2576: A step-down converter with similar applications.
4. XL6009: A boost converter with a broader input voltage range.
These alternatives vary in specifications, so compatibility should be verified for specific applications.
1. MC34063 series: A direct alternative with similar functionality.
2. TL497A: Another versatile switch-mode power supply controller.
3. LM2576: A step-down converter with similar applications.
4. XL6009: A boost converter with a broader input voltage range.
These alternatives vary in specifications, so compatibility should be verified for specific applications.
Features
The MC33063AVDR2G is a versatile DC-DC converter IC with the following key features:
1. Wide Input Voltage Range: Operates from 3 V to 40 V, making it suitable for various power supply applications.
2. Multiple Converter Types: Supports step-up (boost), step-down (buck), and inverting configurations.
3. Internal Switch: Contains a 1.5 A peak current internal switch for efficient power conversion.
4. Adjustable Output Voltage: Allows for customizable output voltage to suit specific application needs.
5. Fixed Frequency Operation: Typically operates at a 100 kHz switching frequency, optimizing efficiency and minimizing size of external components.
6. Current Limiting: Built-in current limiting to protect against overload conditions.
7. Thermal Shutdown: Includes thermal overload protection to prevent damage from excessive heat.
8. Ease of Use: Simplifies design with minimal external components required.
9. Cost-Effective: Offers a balance of performance and cost, suitable for budget-conscious designs.
10. Package Options: Available in SOIC-8 and other package types for flexibility in PCB design.
These features make the MC33063AVDR2G a popular choice for various consumer electronics and industrial applications requiring efficient power conversion.
1. Wide Input Voltage Range: Operates from 3 V to 40 V, making it suitable for various power supply applications.
2. Multiple Converter Types: Supports step-up (boost), step-down (buck), and inverting configurations.
3. Internal Switch: Contains a 1.5 A peak current internal switch for efficient power conversion.
4. Adjustable Output Voltage: Allows for customizable output voltage to suit specific application needs.
5. Fixed Frequency Operation: Typically operates at a 100 kHz switching frequency, optimizing efficiency and minimizing size of external components.
6. Current Limiting: Built-in current limiting to protect against overload conditions.
7. Thermal Shutdown: Includes thermal overload protection to prevent damage from excessive heat.
8. Ease of Use: Simplifies design with minimal external components required.
9. Cost-Effective: Offers a balance of performance and cost, suitable for budget-conscious designs.
10. Package Options: Available in SOIC-8 and other package types for flexibility in PCB design.
These features make the MC33063AVDR2G a popular choice for various consumer electronics and industrial applications requiring efficient power conversion.
Pinout
The MC33063AVDR2G is an 8-pin integrated circuit designed for DC-DC converter applications. It functions as a step-up, step-down, or inverting converter. Here’s a concise breakdown of its pin configuration:
1. Pin 1 (Switch Collector): Collector of the internal NPN switch.
2. Pin 2 (Switch Emitter): Emitter of the internal NPN switch.
3. Pin 3 (Timing Capacitor): Connects to the external timing capacitor, which sets the oscillator frequency.
4. Pin 4 (Ground): Ground reference for the circuit.
5. Pin 5 (Comparator Inverting Input): Input for the inverting terminal of the internal comparator.
6. Pin 6 (VCC): Input for the power supply voltage.
7. Pin 7 (Ipk Sense): Used for current limiting by sensing the switch current.
8. Pin 8 (Driver Collector): Drives the base of the external NPN transistor for increased current capacity.
These pins enable the MC33063AVDR2G to function efficiently in various voltage regulation and conversion tasks, making it versatile for different electronic applications.
1. Pin 1 (Switch Collector): Collector of the internal NPN switch.
2. Pin 2 (Switch Emitter): Emitter of the internal NPN switch.
3. Pin 3 (Timing Capacitor): Connects to the external timing capacitor, which sets the oscillator frequency.
4. Pin 4 (Ground): Ground reference for the circuit.
5. Pin 5 (Comparator Inverting Input): Input for the inverting terminal of the internal comparator.
6. Pin 6 (VCC): Input for the power supply voltage.
7. Pin 7 (Ipk Sense): Used for current limiting by sensing the switch current.
8. Pin 8 (Driver Collector): Drives the base of the external NPN transistor for increased current capacity.
These pins enable the MC33063AVDR2G to function efficiently in various voltage regulation and conversion tasks, making it versatile for different electronic applications.
Manufacturer
The MC33063AVDR2G is manufactured by ON Semiconductor. ON Semiconductor, now known as onsemi, is a leading semiconductor supplier that designs and manufactures a wide range of energy-efficient electronics. They focus on providing advanced semiconductors for automotive, industrial, cloud, and IoT applications. The company emphasizes energy efficiency and sustainable solutions, catering to various sectors with products including power management components, sensors, and custom devices.
Application
The MC33063AVDR2G is a versatile DC-DC converter IC commonly used in various power management applications. Its application areas include:
1. Step-up (Boost) Converters: For increasing voltage levels in battery-powered devices.
2. Step-down (Buck) Converters: For reducing voltage to suitable levels for microcontrollers and other ICs.
3. Inverting Converters: To generate a negative voltage from a positive input.
4. Battery Chargers: Suitable for charging batteries with controlled voltage and current.
5. Power Supply Circuits: Used in consumer electronics, automotive, and industrial systems.
6. LED Drivers: Used to drive LEDs with constant current.
7. Solar Power Systems: Converts and optimizes solar panel outputs for storage or use.
Its ease of use, efficiency, and adaptability make it ideal for these applications.
1. Step-up (Boost) Converters: For increasing voltage levels in battery-powered devices.
2. Step-down (Buck) Converters: For reducing voltage to suitable levels for microcontrollers and other ICs.
3. Inverting Converters: To generate a negative voltage from a positive input.
4. Battery Chargers: Suitable for charging batteries with controlled voltage and current.
5. Power Supply Circuits: Used in consumer electronics, automotive, and industrial systems.
6. LED Drivers: Used to drive LEDs with constant current.
7. Solar Power Systems: Converts and optimizes solar panel outputs for storage or use.
Its ease of use, efficiency, and adaptability make it ideal for these applications.
Package
The MC33063AVDR2G is typically available in an 8-pin SOIC (Small Outline Integrated Circuit) package. This surface-mount package is widely used for its compact size and suitability for automated assembly processes.
