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MC34063ABD-TR
+BOMIC REG BUCK BST ADJ 1.5A 8SO
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Nhà sản xuấtSTMicroelectronics
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Ông. Phần #MC34063ABD-TR
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Bảng dữ liệu MC34063ABD-TR DataSheet
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Gói 8-SOIC
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Có sẵn2572
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| 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) | 38V |
| Current-Output | 1.5A (Switch) |
| Frequency-Switching | 33kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
The MC34063ABD-TR is a monolithic switching regulator sub-system designed for DC-DC conversion tasks in various applications. It integrates a series of essential components, including a temperature-compensated reference, a comparator, a controlled duty cycle oscillator, a driver, and a high-current output switch, all contained in a single IC package. This device is typically used for step-up, step-down, and inverting power conversion applications.
Key features of the MC34063ABD-TR include an adjustable output voltage, low standby current, and high switching speed. It operates over a wide input voltage range and can deliver output currents up to 1.5A. The chip's integrated design simplifies circuit implementation, reducing component count and overall system cost.
By offering flexibility and efficiency, the MC34063ABD-TR is well-suited for applications in consumer electronics, automotive systems, and industrial equipment where regulated power supply solutions are required. Its availability in a tape-and-reel (TR) format makes it convenient for automated assembly processes.
Key features of the MC34063ABD-TR include an adjustable output voltage, low standby current, and high switching speed. It operates over a wide input voltage range and can deliver output currents up to 1.5A. The chip's integrated design simplifies circuit implementation, reducing component count and overall system cost.
By offering flexibility and efficiency, the MC34063ABD-TR is well-suited for applications in consumer electronics, automotive systems, and industrial equipment where regulated power supply solutions are required. Its availability in a tape-and-reel (TR) format makes it convenient for automated assembly processes.
Equivalent
The MC34063ABD-TR is a DC-DC converter IC used for step-up, step-down, and inverting applications. Equivalent products include the MC34063A series from other manufacturers like ON Semiconductor, Texas Instruments, and NXP. Additionally, the LM2575 or LM2596 series (for higher power applications) and the MIC4576 might serve as alternatives, though specifications differ. Always check the datasheet for pin compatibility and electrical characteristics before substitution.
Features
The MC34063ABD-TR is a DC-DC converter IC designed for step-up, step-down, or inverting applications. Key features include:
1. Wide Input Voltage Range: Operates from 3V to 40V, making it versatile for various applications.
2. High Output Current: Capable of delivering output currents up to 1.5A.
3. Adjustable Output Voltage: Allows for flexible application designs with adjustable output voltages.
4. Internal Switch: Features a built-in NPN switch capable of handling up to 1.5A.
5. Short Circuit Current Limiting: Provides protection against overcurrent conditions.
6. Low Standby Current: Minimizes power consumption when the device is not active.
7. Temperature Range: Operates in industrial temperature ranges, ensuring reliability in harsh environments.
8. Compact Package: Available in small packages, which is beneficial for space-constrained applications.
9. Switching Frequencies up to 100 kHz: Supports relatively high-frequency operation, allowing for smaller external components.
These features make the MC34063ABD-TR suitable for use in power supply designs, battery-operated devices, and various consumer electronics.
1. Wide Input Voltage Range: Operates from 3V to 40V, making it versatile for various applications.
2. High Output Current: Capable of delivering output currents up to 1.5A.
3. Adjustable Output Voltage: Allows for flexible application designs with adjustable output voltages.
4. Internal Switch: Features a built-in NPN switch capable of handling up to 1.5A.
5. Short Circuit Current Limiting: Provides protection against overcurrent conditions.
6. Low Standby Current: Minimizes power consumption when the device is not active.
7. Temperature Range: Operates in industrial temperature ranges, ensuring reliability in harsh environments.
8. Compact Package: Available in small packages, which is beneficial for space-constrained applications.
9. Switching Frequencies up to 100 kHz: Supports relatively high-frequency operation, allowing for smaller external components.
These features make the MC34063ABD-TR suitable for use in power supply designs, battery-operated devices, and various consumer electronics.
Pinout
The MC34063ABD-TR is a DC-DC converter IC commonly used for step-up, step-down, and inverting power supply applications. It typically comes in an 8-pin package. Here’s a brief overview of its pin functions:
1. Switch Collector (SWC): Connects to the inductor or the switching component.
2. Switch Emitter (SWE): Connects to the other side of the inductor or switching component.
3. Timing Capacitor (CT): A capacitor connected to this pin sets the switching frequency.
4. Ground (GND): Ground reference for the circuit.
5. Comparator Inverting Input (IN-): For feedback input to the comparator.
6. Voltage Reference (VREF): This pin outputs a reference voltage.
7. VCC: Supply voltage for the IC.
8. Driver Collector (DVC): Connects to the switching element's control pin.
The MC34063A series is versatile for generating positive or negative outputs with minimal external components, used in various applications like battery chargers and voltage regulators.
1. Switch Collector (SWC): Connects to the inductor or the switching component.
2. Switch Emitter (SWE): Connects to the other side of the inductor or switching component.
3. Timing Capacitor (CT): A capacitor connected to this pin sets the switching frequency.
4. Ground (GND): Ground reference for the circuit.
5. Comparator Inverting Input (IN-): For feedback input to the comparator.
6. Voltage Reference (VREF): This pin outputs a reference voltage.
7. VCC: Supply voltage for the IC.
8. Driver Collector (DVC): Connects to the switching element's control pin.
The MC34063A series is versatile for generating positive or negative outputs with minimal external components, used in various applications like battery chargers and voltage regulators.
Manufacturer
The MC34063ABD-TR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a broad range of semiconductor products used in various electronic applications. The company serves multiple sectors, including automotive, industrial, personal electronics, communication equipment, and computer peripherals. STMicroelectronics is known for its comprehensive portfolio of products and advanced technologies, which include microcontrollers, sensors, power management devices, and analog components. It is one of the leading companies in the semiconductor industry, recognized for its innovation and contribution to technological advancements.
Application
The MC34063ABD-TR is a versatile DC-DC converter IC commonly used in power management applications. Its primary application areas include:
1. Step-up (Boost) Converters: Increasing input voltage to a higher output voltage.
2. Step-down (Buck) Converters: Reducing input voltage to a lower output voltage.
3. Inverting Converters: Providing negative output voltages from a positive input.
4. Battery Chargers: Efficient management of charging cycles for rechargeable batteries.
5. Power Supply Modules: Creating compact, efficient power supply solutions.
6. Consumer Electronics: Used in gadgets requiring stable voltage supply.
7. Automotive Electronics: Power management in automotive applications.
Its adaptability and cost-effectiveness make it suitable for diverse power supply designs.
1. Step-up (Boost) Converters: Increasing input voltage to a higher output voltage.
2. Step-down (Buck) Converters: Reducing input voltage to a lower output voltage.
3. Inverting Converters: Providing negative output voltages from a positive input.
4. Battery Chargers: Efficient management of charging cycles for rechargeable batteries.
5. Power Supply Modules: Creating compact, efficient power supply solutions.
6. Consumer Electronics: Used in gadgets requiring stable voltage supply.
7. Automotive Electronics: Power management in automotive applications.
Its adaptability and cost-effectiveness make it suitable for diverse power supply designs.
Package
The MC34063ABD-TR is a DC-DC converter IC commonly used for step-up, step-down, and inverting applications. It is typically housed in an SO-8 package, which is a small-outline integrated circuit package with 8 pins.
