사양
| 속성 | 가치 |
| 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 | 0°C ~ 70°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-WDFN Exposed Pad |
개요
Description
The MC34063ADRJR is a versatile DC-DC converter IC produced by Texas Instruments. It's designed for use in power management applications, offering a cost-effective solution for step-up, step-down, and inverting converter configurations. The device operates over a wide input voltage range, typically from 3V to 40V, making it adaptable to various power supply environments.
Key features of the MC34063ADRJR include an internal switch that handles up to 1.5A peak current, a switching frequency that can be adjusted up to 100 kHz, and built-in frequency compensation. It also provides protection features such as current limiting and thermal shutdown, ensuring robust performance across different operating conditions.
The MC34063ADRJR is commonly used in applications like battery chargers, LED drivers, and regulated power supplies. Its small size and low external component count make it suitable for compact designs. The device is available in various package options, with the "DRJR" suffix usually indicating a specific package type or reel packaging variant.
Key features of the MC34063ADRJR include an internal switch that handles up to 1.5A peak current, a switching frequency that can be adjusted up to 100 kHz, and built-in frequency compensation. It also provides protection features such as current limiting and thermal shutdown, ensuring robust performance across different operating conditions.
The MC34063ADRJR is commonly used in applications like battery chargers, LED drivers, and regulated power supplies. Its small size and low external component count make it suitable for compact designs. The device is available in various package options, with the "DRJR" suffix usually indicating a specific package type or reel packaging variant.
Equivalent
The MC34063ADRJR is a DC-DC converter IC used for step-up, step-down, or inverting applications. Equivalent products include:
1. LM2575 - Offers similar step-down functionality.
2. LM2587 - Provides step-up capabilities.
3. NCP3063 - Offers similar features with improved performance.
4. LMC555 - Not a direct equivalent but can be used in some timing applications.
5. LMC660 - Similar applications in power conversion.
Ensure compatibility with specific requirements before substituting.
1. LM2575 - Offers similar step-down functionality.
2. LM2587 - Provides step-up capabilities.
3. NCP3063 - Offers similar features with improved performance.
4. LMC555 - Not a direct equivalent but can be used in some timing applications.
5. LMC660 - Similar applications in power conversion.
Ensure compatibility with specific requirements before substituting.
Features
The MC34063ADRJR is a DC-DC converter IC designed for switching regulator applications. Key features include:
1. Input Voltage Range: Operates from a wide input voltage range of 3V to 40V, suitable for various applications.
2. Output Switch Current: Capable of providing up to 1.5A of output switch current, making it versatile for different power requirements.
3. Adjustable Output Voltage: Allows for adjustable output voltage, which can be configured using external resistors.
4. Switching Frequency: Features a switching frequency that can be adjusted up to 100 kHz to optimize performance.
5. Efficiency: Designed for efficient power conversion, which helps in reducing power loss and thermal management requirements.
6. Protection Features: Includes features like current limiting, thermal shutdown, and short-circuit protection to ensure reliable operation.
7. Package: Available in a compact package, such as SOIC-8, which is suitable for space-constrained applications.
These features make the MC34063ADRJR a popular choice for cost-effective and efficient power supply designs in various electronic devices.
1. Input Voltage Range: Operates from a wide input voltage range of 3V to 40V, suitable for various applications.
2. Output Switch Current: Capable of providing up to 1.5A of output switch current, making it versatile for different power requirements.
3. Adjustable Output Voltage: Allows for adjustable output voltage, which can be configured using external resistors.
4. Switching Frequency: Features a switching frequency that can be adjusted up to 100 kHz to optimize performance.
5. Efficiency: Designed for efficient power conversion, which helps in reducing power loss and thermal management requirements.
6. Protection Features: Includes features like current limiting, thermal shutdown, and short-circuit protection to ensure reliable operation.
7. Package: Available in a compact package, such as SOIC-8, which is suitable for space-constrained applications.
These features make the MC34063ADRJR a popular choice for cost-effective and efficient power supply designs in various electronic devices.
Pinout
The MC34063ADRJR is a DC-DC converter IC used for step-up, step-down, and inverting applications. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. Switch Collector (SWC): Connects to the inductor for switching.
2. Switch Emitter (SWE): Ground reference for switching.
3. Timing Capacitor (CT): Determines the oscillator frequency.
4. Ground (GND): Ground reference for the IC.
5. Comparator Inverting Input (CIN-): Receives feedback voltage for regulation.
6. Voltage Feedback (VFB): Connects to the output voltage divider for feedback.
7. Ipk Sense (IPK): Sets the current limit by connecting a resistor.
8. VCC: Power supply input.
These pins allow the MC34063ADRJR to adjust its output voltage according to the requirements of different applications, making it versatile for various power supply designs.
1. Switch Collector (SWC): Connects to the inductor for switching.
2. Switch Emitter (SWE): Ground reference for switching.
3. Timing Capacitor (CT): Determines the oscillator frequency.
4. Ground (GND): Ground reference for the IC.
5. Comparator Inverting Input (CIN-): Receives feedback voltage for regulation.
6. Voltage Feedback (VFB): Connects to the output voltage divider for feedback.
7. Ipk Sense (IPK): Sets the current limit by connecting a resistor.
8. VCC: Power supply input.
These pins allow the MC34063ADRJR to adjust its output voltage according to the requirements of different applications, making it versatile for various power supply designs.
Manufacturer
The MC34063ADRJR is manufactured by Texas Instruments. Texas Instruments (TI) is a leading technology company known for designing and manufacturing semiconductors and various integrated circuits. The company is well-regarded for its wide range of products that support a variety of electronic applications, including industrial, automotive, personal electronics, and communications equipment. TI is headquartered in Dallas, Texas, and has a global presence, serving customers worldwide.
Application
The MC34063ADRJR is a versatile DC-DC converter IC commonly used in power supply applications. Its primary application areas include:
1. Step-Up (Boost) Converters: Used to increase voltage from a lower input voltage to a higher output voltage.
2. Step-Down (Buck) Converters: Used to reduce voltage from a higher input voltage to a lower output voltage.
3. Inverting Converters: Used to invert the input voltage for applications requiring negative voltage rails.
4. Battery-Powered Devices: Suitable for efficient power management and voltage regulation.
5. Telecommunications: Used in circuit designs for modems and communication devices.
6. Consumer Electronics: Deployed in various gadgets requiring stable voltage levels.
These application areas benefit from the MC34063ADRJR's ability to handle various voltage conversion tasks efficiently.
1. Step-Up (Boost) Converters: Used to increase voltage from a lower input voltage to a higher output voltage.
2. Step-Down (Buck) Converters: Used to reduce voltage from a higher input voltage to a lower output voltage.
3. Inverting Converters: Used to invert the input voltage for applications requiring negative voltage rails.
4. Battery-Powered Devices: Suitable for efficient power management and voltage regulation.
5. Telecommunications: Used in circuit designs for modems and communication devices.
6. Consumer Electronics: Deployed in various gadgets requiring stable voltage levels.
These application areas benefit from the MC34063ADRJR's ability to handle various voltage conversion tasks efficiently.
Package
The MC34063ADRJR is packaged in a surface-mount SOP-8 (Small Outline Package with 8 pins). This type of package is commonly used for integrating circuits in compact electronic devices, providing a balance between size and power dissipation capabilities.
