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MC33063ADG
+Lista de MateriaisIC REG BUCK BST ADJ 1.5A 8SOIC
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Fabricanteonsemi
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Peça do Fabricante #MC33063ADG
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Pacote 8-SOIC
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Em Estoque5953
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Especificações
| Atributo | Valor |
| Package | Bulk,Tube |
| 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 ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
The MC33063ADG features a simple design that requires minimal external components, aiding in cost-effective and compact circuit designs. Its functionalities include internal current limiting, thermal shutdown, and a frequency oscillator, ensuring reliability and protection against conditions like overcurrent and overheating. The switching frequency can be adjusted up to 100 kHz, allowing designers to optimize performance based on specific requirements. Available in different package types, it supports easy integration into various PCB layouts.
Overall, the MC33063ADG is favored for its flexibility, ease of use, and reliability in creating efficient power supply circuits.
Equivalent
1. LM2575 by Texas Instruments
2. LM2576 by Texas Instruments
3. XL6009 by XLSEMI
4. NCP3063 by ON Semiconductor
5. LMR16006 by Texas Instruments
These alternatives offer similar functionality, such as voltage regulation and switching frequency, but it's important to check specific parameters to ensure compatibility with your application.
Features
1. Wide Input Voltage Range: It operates from 3V to 40V, making it suitable for various applications.
2. Adjustable Output Voltage: The output voltage is adjustable, which provides flexibility for different design requirements.
3. High Output Current Capability: It can deliver up to 1.5A of output current, supporting higher power applications.
4. Switching Frequency: The IC has a fixed switching frequency of 100 kHz, optimizing efficiency and performance.
5. Internal Transistor Switch: It includes a built-in NPN switching transistor, simplifying circuit design.
6. Current Limiting: Offers built-in current limiting for protection against overcurrent conditions.
7. Thermal Shutdown: Includes thermal shutdown protection to safeguard against overheating.
8. Versatile Configurations: Can be configured for step-up, step-down, or inverting applications, enhancing its utility across different circuit designs.
9. Compact Package: Available in a small, easy-to-use DIP or SOIC package, ideal for space-constrained applications.
These features make the MC33063ADG suitable for a wide range of power supply and battery-operated device applications.
Pinout
1. Switch Collector (SWC): This pin is connected to the collector of the internal switching transistor.
2. Switch Emitter (SWE): This pin is connected to the emitter of the internal switching transistor.
3. Timing Capacitor (CT): Used to set the oscillator frequency with an external capacitor.
4. GND: Ground reference for the circuit.
5. Comparator Inverting Input (CINV): Connected to the inverting input of the voltage comparator.
6. VCC: Supply voltage pin for powering the chip.
7. Ipk Sense: Used to sense the current limit by connecting a resistor.
8. Driver Collector (DRC): Provides the output drive for the external pass transistor.
This IC is valued for its versatility in power management applications, making it suitable for a variety of electronic projects and devices.