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MC33063ADR2G
+Lista de MateriaisIC REG BUCK BST ADJ 1.5A 8SOIC
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Fabricanteonsemi
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Peça do Fabricante #MC33063ADR2G
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Pacote SOP-8
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Em Estoque2636
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| 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
Key features of the MC33063ADR2G include an operating voltage range of 3V to 40V, a switch current limit of up to 1.5A, and a switching frequency adjustable up to 100 kHz. It also features internal temperature compensation, current limiting, and a low standby current, making it ideal for battery-operated applications.
The IC is available in an 8-pin SOIC package, providing a compact solution for various power supply designs. The MC33063ADR2G is commonly used in power management circuits for consumer electronics, automotive systems, and industrial applications. Its flexibility and ease of use make it a popular choice for engineers seeking efficient power conversion solutions.
Equivalent
1. LM2575 - A step-down voltage regulator from Texas Instruments.
2. LM2596 - Another popular step-down regulator from Texas Instruments.
3. XL6009 - A boost/buck converter module by XLSEMI.
4. MC34063 - Similar to MC33063 but with higher temperature range.
5. NCP3063 - An On Semiconductor part with similar functions.
These alternatives may have varying specifications, so it's important to verify compatibility with your specific application.
Features
1. Wide Input Voltage Range: Operates from 3V to 40V, accommodating various power supply sources.
2. Output Switch Current: Capable of delivering up to 1.5A switch current, suitable for driving moderate loads.
3. Adjustable Output Voltage: Allows precise control of output voltage using external components.
4. Oscillator Frequency: Internally set to 100 kHz, with the ability to adjust the frequency using external capacitors or resistors.
5. Efficiency: Designed for high efficiency, minimizing power loss.
6. Built-in Protection: Features include current limiting, thermal shutdown, and peak current limiting to enhance reliability.
7. Compact Package: Available in SOIC-8 and other surface-mount packages, facilitating integration into compact designs.
8. Cost-Effective: Provides a balance of performance and affordability for various applications.
These features make the MC33063ADR2G suitable for battery-powered devices, automotive, and other applications requiring efficient DC-DC conversion.
Pinout
1. Switch Collector (SWC): Collector of the internal switch.
2. Switch Emitter (SWE): Emitter of the internal switch.
3. Timing Capacitor (CT): Sets the switching frequency.
4. GND: Ground.
5. Comparator Inverting Input (CII): Inverting input to the internal comparator.
6. VCC: Voltage supply input.
7. Ipk Sense (IPK): Current sense input for limiting peak switch current.
8. Driver Collector (DRC): Connects to the base of an external switching transistor if needed.
This IC is widely used for its flexibility in low to medium power applications, like powering microcontrollers or other low-voltage devices from a higher voltage source.
Manufacturer
Application
1. Boost Converters: Enhancing voltage levels for battery-powered devices.
2. Buck Converters: Reducing voltage levels in power supplies.
3. Inverting Converters: Creating negative voltage supplies for specific circuit requirements.
4. Consumer Electronics: Used in devices like smartphones and tablets for efficient power regulation.
5. Industrial Equipment: Employed for power supply regulation in various industrial applications.
6. Automotive Systems: Utilized for battery voltage conversion and regulation in automotive electronics.
These applications benefit from the IC's ability to handle varying input voltages and its integrated features like current limiting and thermal shutdown.