規格
| 屬性 | 價值 |
| Package | Tube |
| Series | SuperSwitcher™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Fixed |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4V |
| Voltage-Input(Max) | 34V |
| Voltage-Output(Min/Fixed) | 5V |
| Current-Output | 1.3A |
| Frequency-Switching | 200kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概述
Description
The MIC4680-5.0YM is a specific model within the MIC4680 series, which are step-down (buck) voltage regulators manufactured by Microchip Technology (formerly Micrel). This particular model is designed to provide a fixed 5.0V output voltage from a higher input voltage source.
Key features of the MIC4680 series include high efficiency, typically over 85%, which makes it suitable for applications where power conservation is crucial. The device can handle input voltages ranging from 4V to 34V and deliver up to 1.3A of output current, making it versatile for various power management tasks.
The MIC4680-5.0YM typically comes in a thermally enhanced package for efficient heat dissipation and is equipped with features like on/off control and cycle-by-cycle current limiting for added safety. It’s often used in applications such as telecommunications, distributed power systems, and battery-powered devices due to its compact size and reliability. The “YM” suffix generally indicates a specific package type or temperature rating in the product line.
Key features of the MIC4680 series include high efficiency, typically over 85%, which makes it suitable for applications where power conservation is crucial. The device can handle input voltages ranging from 4V to 34V and deliver up to 1.3A of output current, making it versatile for various power management tasks.
The MIC4680-5.0YM typically comes in a thermally enhanced package for efficient heat dissipation and is equipped with features like on/off control and cycle-by-cycle current limiting for added safety. It’s often used in applications such as telecommunications, distributed power systems, and battery-powered devices due to its compact size and reliability. The “YM” suffix generally indicates a specific package type or temperature rating in the product line.
Equivalent
The MIC4680-5.0YM is a high-efficiency buck regulator. Equivalent products include:
1. LM2596-5.0 from Texas Instruments
2. L4973V5.1 from STMicroelectronics
3. AP1509-50 from Diodes Incorporated
4. SRK05 from ON Semiconductor
These alternatives share similar voltage outputs and efficiency parameters, making them suitable substitutes in various applications. Always verify specifications and pin compatibility for your specific needs.
1. LM2596-5.0 from Texas Instruments
2. L4973V5.1 from STMicroelectronics
3. AP1509-50 from Diodes Incorporated
4. SRK05 from ON Semiconductor
These alternatives share similar voltage outputs and efficiency parameters, making them suitable substitutes in various applications. Always verify specifications and pin compatibility for your specific needs.
Features
The MIC4680-5.0YM is a high-efficiency, step-down (buck) switching regulator designed for a fixed 5.0V output. Its key features include:
1. Input Voltage Range: Operates from 4V to 34V, making it suitable for a wide range of applications.
2. Output Current: Capable of delivering up to 1.3A of continuous output current.
3. Efficiency: High efficiency of up to 85%, minimizing heat generation and power waste.
4. Switching Frequency: Operates at a 200kHz fixed frequency, which helps in reducing the size of external components.
5. Thermal Protection: Built-in thermal shutdown feature to prevent damage from overheating.
6. Current Limiting: Offers overcurrent protection to safeguard the regulator under overload conditions.
7. Package: Available in an 8-pin SOIC package, which is compact and easy to handle in various designs.
8. Applications: Ideal for use in battery-powered devices, distributed power systems, and other applications requiring high efficiency and compact size.
These features make the MIC4680-5.0YM a versatile choice for efficient voltage regulation in a variety of electronic devices.
1. Input Voltage Range: Operates from 4V to 34V, making it suitable for a wide range of applications.
2. Output Current: Capable of delivering up to 1.3A of continuous output current.
3. Efficiency: High efficiency of up to 85%, minimizing heat generation and power waste.
4. Switching Frequency: Operates at a 200kHz fixed frequency, which helps in reducing the size of external components.
5. Thermal Protection: Built-in thermal shutdown feature to prevent damage from overheating.
6. Current Limiting: Offers overcurrent protection to safeguard the regulator under overload conditions.
7. Package: Available in an 8-pin SOIC package, which is compact and easy to handle in various designs.
8. Applications: Ideal for use in battery-powered devices, distributed power systems, and other applications requiring high efficiency and compact size.
These features make the MIC4680-5.0YM a versatile choice for efficient voltage regulation in a variety of electronic devices.
Pinout
The MIC4680-5.0YM is a 5V fixed output voltage version of the MIC4680 series, which is a high-efficiency step-down (buck) switching regulator. It is typically available in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pin functions generally include:
1. Input Voltage (VIN): This pin is for the input voltage supply.
2. Ground (GND): This pin is for ground connection.
3. Switch (SW): This pin connects to the inductor and is part of the internal switching mechanism.
4. Output (VOUT): This pin provides the regulated output voltage.
5. Feedback (FB): Not used in fixed output versions like the MIC4680-5.0YM.
6. Enable (EN): This pin enables or disables the regulator.
7. Compensation (COMP): This is for external compensation, but may not be used in fixed output versions.
8. No Connection (NC) or Internally Connected Pins: Some pins might not be used or are internally connected in fixed versions.
Please refer to the specific datasheet for the MIC4680-5.0YM for precise pin configuration and layout.
1. Input Voltage (VIN): This pin is for the input voltage supply.
2. Ground (GND): This pin is for ground connection.
3. Switch (SW): This pin connects to the inductor and is part of the internal switching mechanism.
4. Output (VOUT): This pin provides the regulated output voltage.
5. Feedback (FB): Not used in fixed output versions like the MIC4680-5.0YM.
6. Enable (EN): This pin enables or disables the regulator.
7. Compensation (COMP): This is for external compensation, but may not be used in fixed output versions.
8. No Connection (NC) or Internally Connected Pins: Some pins might not be used or are internally connected in fixed versions.
Please refer to the specific datasheet for the MIC4680-5.0YM for precise pin configuration and layout.
Manufacturer
The MIC4680-5.0YM is manufactured by Microchip Technology Inc. This company is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Microchip serves a wide range of industries by offering products that enable embedded control applications. They focus on delivering solutions that are easy to design with, provide a low total system cost, and offer reliable performance.
Application
The MIC4680-5.0YM is a step-down (buck) voltage regulator designed for efficient power management in various applications. Common application areas include:
1. Consumer Electronics: Power supply for devices requiring stable 5V outputs, such as routers and set-top boxes.
2. Industrial Equipment: Used in systems demanding reliable voltage regulation under varying load conditions.
3. Automotive: Provides regulated power for automotive electronic systems and infotainment devices.
4. Communications: Powers components in networking and telecommunication equipment.
5. Embedded Systems: Supplies microcontrollers and other digital logic circuits with necessary voltage levels.
6. Battery-Powered Devices: Extends battery life by efficiently stepping down voltage to meet device specifications.
1. Consumer Electronics: Power supply for devices requiring stable 5V outputs, such as routers and set-top boxes.
2. Industrial Equipment: Used in systems demanding reliable voltage regulation under varying load conditions.
3. Automotive: Provides regulated power for automotive electronic systems and infotainment devices.
4. Communications: Powers components in networking and telecommunication equipment.
5. Embedded Systems: Supplies microcontrollers and other digital logic circuits with necessary voltage levels.
6. Battery-Powered Devices: Extends battery life by efficiently stepping down voltage to meet device specifications.
Package
The MIC4680-5.0YM is typically provided in a TO-263 package, which is a surface-mount package known for its heat dissipation capabilities, making it suitable for high-power applications.
