사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Not For New Designs |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.75V |
| Voltage-Input(Max) | 23V |
| Voltage-Output(Min/Fixed) | 0.925V |
| Voltage-Output(Max) | 20V |
| Current-Output | 3A |
| Frequency-Switching | 340kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) Exposed Pad |
개요
Description
The MP2307DN-LF-Z is a high-efficiency, step-down, DC-DC converter designed by Monolithic Power Systems. It is commonly used for applications that require efficient power conversion with minimal heat generation. This component is capable of delivering up to 3A of continuous output current over an input voltage range of 4.75V to 23V, making it suitable for various electronic devices and systems.
Key features of the MP2307DN-LF-Z include a fixed switching frequency of 340kHz, which helps in reducing the size of external components, and a high-efficiency design that minimizes power loss. Additionally, it incorporates features such as current mode control for fast transient response, and internal frequency compensation which simplifies the design process. Protection features like over-current protection, under-voltage lockout, and thermal shutdown ensure reliable operation under different conditions.
Its compact package and versatile performance make it ideal for use in distributed power systems, battery-powered devices, and other applications where space and efficiency are crucial.
Key features of the MP2307DN-LF-Z include a fixed switching frequency of 340kHz, which helps in reducing the size of external components, and a high-efficiency design that minimizes power loss. Additionally, it incorporates features such as current mode control for fast transient response, and internal frequency compensation which simplifies the design process. Protection features like over-current protection, under-voltage lockout, and thermal shutdown ensure reliable operation under different conditions.
Its compact package and versatile performance make it ideal for use in distributed power systems, battery-powered devices, and other applications where space and efficiency are crucial.
Equivalent
The MP2307DN-LF-Z is a DC-DC step-down converter. Equivalent products include the LM2596 from Texas Instruments, the MC34063 from ON Semiconductor, the TPS54331 from Texas Instruments, and the AP1509 from Diodes Incorporated. These alternatives offer similar functionality, but it's crucial to compare specific features, such as input/output voltage range, current capability, and efficiency, to ensure compatibility with your application.
Features
The MP2307DN-LF-Z is a step-down converter with the following features:
1. Input Voltage Range: Operates efficiently within a 4.75V to 23V range, making it suitable for various applications.
2. Output Current: Capable of delivering up to 3A of continuous output current.
3. High Efficiency: Achieves up to 95% efficiency, optimizing energy consumption.
4. Switching Frequency: Operates with a constant 340kHz switching frequency, allowing the use of small external components.
5. Integrated Power MOSFETs: Features built-in high-side and low-side MOSFETs to minimize the size and cost of the external components required.
6. Soft Start: Includes a soft-start function to prevent current surges during startup.
7. Thermal Shutdown: Equipped with thermal shutdown protection to prevent overheating.
8. Cycle-by-Cycle Overcurrent Protection: Offers overcurrent protection to enhance system reliability.
9. Adjustable Output Voltage: The output voltage is adjustable through an external resistor divider.
10. Compact Package: Available in a compact 8-pin SOIC package, facilitating easy integration into circuit designs.
These features make the MP2307DN-LF-Z suitable for use in distributed power systems, battery chargers, and point-of-load applications.
1. Input Voltage Range: Operates efficiently within a 4.75V to 23V range, making it suitable for various applications.
2. Output Current: Capable of delivering up to 3A of continuous output current.
3. High Efficiency: Achieves up to 95% efficiency, optimizing energy consumption.
4. Switching Frequency: Operates with a constant 340kHz switching frequency, allowing the use of small external components.
5. Integrated Power MOSFETs: Features built-in high-side and low-side MOSFETs to minimize the size and cost of the external components required.
6. Soft Start: Includes a soft-start function to prevent current surges during startup.
7. Thermal Shutdown: Equipped with thermal shutdown protection to prevent overheating.
8. Cycle-by-Cycle Overcurrent Protection: Offers overcurrent protection to enhance system reliability.
9. Adjustable Output Voltage: The output voltage is adjustable through an external resistor divider.
10. Compact Package: Available in a compact 8-pin SOIC package, facilitating easy integration into circuit designs.
These features make the MP2307DN-LF-Z suitable for use in distributed power systems, battery chargers, and point-of-load applications.
Pinout
The MP2307DN-LF-Z is a step-down (buck) converter with a pin count of 8. The primary function of this device is to convert a higher input voltage to a lower output voltage in a highly efficient manner. Here's a brief overview of its pins:
1. SW (Switch Output): Connects to the inductor for energy transfer.
2. GND (Ground): Ground reference for the device.
3. FB (Feedback): Receives the feedback voltage to regulate output.
4. VCC (Input Voltage): Supplies power to the device.
5. EN (Enable): Enables or shuts down the device.
6. SS (Soft Start): Controls the soft start-up time.
7. COMP (Compensation): Connects to the compensation network for stability.
8. BST (Bootstrap): Provides power to the high-side switch driver.
These pins allow the MP2307DN-LF-Z to efficiently step down DC voltage in power management applications.
1. SW (Switch Output): Connects to the inductor for energy transfer.
2. GND (Ground): Ground reference for the device.
3. FB (Feedback): Receives the feedback voltage to regulate output.
4. VCC (Input Voltage): Supplies power to the device.
5. EN (Enable): Enables or shuts down the device.
6. SS (Soft Start): Controls the soft start-up time.
7. COMP (Compensation): Connects to the compensation network for stability.
8. BST (Bootstrap): Provides power to the high-side switch driver.
These pins allow the MP2307DN-LF-Z to efficiently step down DC voltage in power management applications.
Manufacturer
The MP2307DN-LF-Z is manufactured by Monolithic Power Systems (MPS). MPS is a semiconductor company that specializes in the design and manufacturing of high-performance, integrated power solutions. Founded in 1997 and headquartered in Kirkland, Washington, MPS delivers products that serve a wide range of applications including industrial, automotive, telecommunications, computing, and consumer electronics. The company is known for its innovative approach to power management technologies, focusing on delivering compact, efficient, and reliable solutions.
Application
The MP2307DN-LF-Z is a synchronous step-down converter with a wide range of application areas. It is typically used in applications requiring efficient power management solutions. Key application areas include:
1. Distributed Power Systems - providing regulated power in networked environments.
2. Battery-Powered Devices - enhancing battery life in portable electronics.
3. Consumer Electronics - powering devices like set-top boxes and digital cameras.
4. Industrial Control Systems - supporting stable power supply for automation equipment.
5. Telecommunications Equipment - offering reliable power conversion for network devices.
These applications benefit from the MP2307DN-LF-Z’s high efficiency, compact size, and ability to deliver stable output voltages in various operating conditions.
1. Distributed Power Systems - providing regulated power in networked environments.
2. Battery-Powered Devices - enhancing battery life in portable electronics.
3. Consumer Electronics - powering devices like set-top boxes and digital cameras.
4. Industrial Control Systems - supporting stable power supply for automation equipment.
5. Telecommunications Equipment - offering reliable power conversion for network devices.
These applications benefit from the MP2307DN-LF-Z’s high efficiency, compact size, and ability to deliver stable output voltages in various operating conditions.
Package
The MP2307DN-LF-Z is typically available in a SOIC-8 package, specifically a SOIC-8 EP (exposed pad) package. This type of package is suitable for surface mounting on PCBs and is used for applications requiring efficient thermal performance and compactness.
