사양
| 속성 | 가치 |
| Package | Tube |
| ProductStatus | Obsolete |
| 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) | 1.24V |
| Voltage-Output(Max) | 40V (Switch) |
| Current-Output | 1.5A (Switch) |
| Frequency-Switching | 100kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Through Hole |
| Package/Case | 8-DIP (0.300, 7.62mm) |
개요
Description
The MC33063AP is a versatile DC-DC converter IC designed for use in step-up, step-down (buck), and inverting applications. It integrates a switch, a comparator, a timing oscillator, and a reference voltage source, making it suitable for various power supply designs. Key features of the MC33063AP include a wide input voltage range, typically from 3V to 40V, and a high current output capability of up to 1.5A. The internal oscillator allows for a high degree of design flexibility, with a frequency range adjustable via external components, typically up to 100 kHz.
The device is popular for its simplicity, cost-effectiveness, and efficiency in power management applications. Its built-in current limiting, thermal shutdown, and output switch protection enhance reliability in operation. The MC33063AP is commonly employed in consumer electronics, automotive circuits, and battery-powered devices, where space and efficiency are critical. The flexibility of the MC33063AP allows engineers to design robust power supply circuits with minimal external components, ideal for compact and efficient electronic designs.
The device is popular for its simplicity, cost-effectiveness, and efficiency in power management applications. Its built-in current limiting, thermal shutdown, and output switch protection enhance reliability in operation. The MC33063AP is commonly employed in consumer electronics, automotive circuits, and battery-powered devices, where space and efficiency are critical. The flexibility of the MC33063AP allows engineers to design robust power supply circuits with minimal external components, ideal for compact and efficient electronic designs.
Equivalent
The MC33063AP is a versatile DC-DC converter IC. Equivalent products include the LM2575, LM2576, LM2585, MC34063, and LMR16010. These alternatives offer similar functionality for step-up, step-down, and inverting converter applications, though specifications may vary. Always check the datasheets to ensure compatibility with your specific application requirements.
Features
The MC33063AP is a versatile DC-DC converter IC with several key features, including:
1. Wide Input Voltage Range: Operates from 3V to 40V, making it suitable for various applications.
2. Adjustable Output Voltage: Provides flexibility in setting the desired output voltage.
3. High Output Current Capability: Can deliver up to 1.5A of output current.
4. Switching Frequency: Typically around 100 kHz, balancing efficiency and size.
5. Internal Current Limiting: Protects the IC and connected components from overcurrent conditions.
6. Thermal Shutdown: Prevents damage by shutting down the device if it overheats.
7. Internal Oscillator: Simplifies design by eliminating the need for an external oscillator.
8. Low Standby Current: Improves efficiency, particularly in battery-powered applications.
9. Versatile Topologies: Supports step-up (boost), step-down (buck), and inverting configurations.
These features make the MC33063AP suitable for cost-effective, reliable power conversion in a wide range of electronic devices.
1. Wide Input Voltage Range: Operates from 3V to 40V, making it suitable for various applications.
2. Adjustable Output Voltage: Provides flexibility in setting the desired output voltage.
3. High Output Current Capability: Can deliver up to 1.5A of output current.
4. Switching Frequency: Typically around 100 kHz, balancing efficiency and size.
5. Internal Current Limiting: Protects the IC and connected components from overcurrent conditions.
6. Thermal Shutdown: Prevents damage by shutting down the device if it overheats.
7. Internal Oscillator: Simplifies design by eliminating the need for an external oscillator.
8. Low Standby Current: Improves efficiency, particularly in battery-powered applications.
9. Versatile Topologies: Supports step-up (boost), step-down (buck), and inverting configurations.
These features make the MC33063AP suitable for cost-effective, reliable power conversion in a wide range of electronic devices.
Pinout
The MC33063AP is a versatile DC-DC converter IC that typically comes in an 8-pin dual in-line package (DIP). Its main function is to operate as a step-up, step-down, or inverting converter, making it suitable for various power regulation tasks in electronic circuits.
Here is a brief overview of its pin functions:
1. Pin 1 (Switch Collector): Connected to the inductor for the switching function.
2. Pin 2 (Switch Emitter): Provides a connection for the switching function emitter.
3. Pin 3 (Timing Capacitor): Sets the oscillator timing frequency.
4. Pin 4 (Ground): Ground reference for the circuit.
5. Pin 5 (Comparator Inverting Input): Used for voltage feedback to the internal comparator.
6. Pin 6 (VCC): Supply voltage input for the IC.
7. Pin 7 (Ipk Sense): Current limit sense pin, used to set the peak current limit.
8. Pin 8 (Driver Collector): Drives the base of the switching transistor.
The MC33063AP is widely used for its simplicity, cost-effectiveness, and flexibility in various power management applications.
Here is a brief overview of its pin functions:
1. Pin 1 (Switch Collector): Connected to the inductor for the switching function.
2. Pin 2 (Switch Emitter): Provides a connection for the switching function emitter.
3. Pin 3 (Timing Capacitor): Sets the oscillator timing frequency.
4. Pin 4 (Ground): Ground reference for the circuit.
5. Pin 5 (Comparator Inverting Input): Used for voltage feedback to the internal comparator.
6. Pin 6 (VCC): Supply voltage input for the IC.
7. Pin 7 (Ipk Sense): Current limit sense pin, used to set the peak current limit.
8. Pin 8 (Driver Collector): Drives the base of the switching transistor.
The MC33063AP is widely used for its simplicity, cost-effectiveness, and flexibility in various power management applications.
Manufacturer
The MC33063AP is manufactured by Texas Instruments. Texas Instruments is a large, global semiconductor company that designs and produces a wide array of electronic components. Known for its integrated circuits, TI's products are utilized in countless applications across various industries, including automotive, industrial, electronics, and communications. The company is particularly well-known for its analog and embedded processing products, which play a crucial role in modern electronics.
Application
The MC33063AP is a versatile DC-DC converter IC commonly used in power management applications. Its primary application areas include step-up (boost), step-down (buck), and inverting (buck-boost) power supply configurations. It is widely used in battery-powered devices, automotive electronics, and consumer electronics due to its ability to efficiently manage power across various voltage levels. Additionally, the IC is utilized in LED drivers, portable chargers, and simple voltage regulator circuits. Its flexibility and cost-effectiveness make it suitable for designing prototypes and educational projects that require basic power conversion tasks.
Package
The MC33063AP is typically available in a Dual In-line Package (DIP-8). This package type features 8 pins and is commonly used for through-hole mounting, suitable for prototyping and applications requiring stable performance in various power management tasks.
