仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Applications | Load Share Controller |
| Current-Supply | 2.5mA |
| Voltage-Supply | 4.375V ~ 14.25V |
| OperatingTemperature | -40°C ~ 105°C |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
概要
Description
The UCC29002DGKR is a Texas Instruments product, specifically a load share controller designed for power supply systems. It plays a crucial role in ensuring balanced current distribution among multiple parallel power supplies. This is essential in applications requiring redundancy and reliability, such as server farms and telecom systems.
The UCC29002DGKR features include automatic and precise load sharing, which improves system efficiency and reliability. It is equipped to work with both isolated and non-isolated power supplies. The device operates over a wide voltage range and is designed to handle rapid changes in load demand, maintaining stability and performance.
Its small form factor, coming in an 8-pin VSSOP package, makes it suitable for space-constrained applications. Additionally, the UCC29002DGKR offers protection features like current limiting and fault indication to safeguard the power supply system. This load share controller is widely used to ensure power supplies deliver consistent and reliable power output, enhancing the overall resilience of the system.
The UCC29002DGKR features include automatic and precise load sharing, which improves system efficiency and reliability. It is equipped to work with both isolated and non-isolated power supplies. The device operates over a wide voltage range and is designed to handle rapid changes in load demand, maintaining stability and performance.
Its small form factor, coming in an 8-pin VSSOP package, makes it suitable for space-constrained applications. Additionally, the UCC29002DGKR offers protection features like current limiting and fault indication to safeguard the power supply system. This load share controller is widely used to ensure power supplies deliver consistent and reliable power output, enhancing the overall resilience of the system.
Equivalent
The UCC29002DGKR is a load share controller by Texas Instruments. Equivalent products might include:
1. LTC4370 by Analog Devices – a load share controller with similar functionalities.
2. MIC39100 by Microchip – offers similar features in load sharing applications.
3. LM5080 by Texas Instruments – a simple load share controller alternative.
4. ISL6146 by Renesas Electronics – provides similar capabilities for load sharing.
When considering an equivalent, always check the specific requirements of your application, such as voltage, current, and other specifications.
1. LTC4370 by Analog Devices – a load share controller with similar functionalities.
2. MIC39100 by Microchip – offers similar features in load sharing applications.
3. LM5080 by Texas Instruments – a simple load share controller alternative.
4. ISL6146 by Renesas Electronics – provides similar capabilities for load sharing.
When considering an equivalent, always check the specific requirements of your application, such as voltage, current, and other specifications.
Features
The UCC29002DGKR is a load-share controller IC designed to ensure equal load distribution among parallel-connected power supplies. Key features include:
1. Active Current Sharing: It facilitates precise current sharing among power modules, improving reliability and performance in multi-module systems.
2. Compatibility: Suitable for a wide range of power supply topologies and supports multiple DC-DC and AC-DC converter configurations.
3. High Accuracy: Provides accurate current share error of less than 1% for balanced load distribution.
4. Wide Input Voltage Range: Supports a broad input voltage range, enhancing flexibility in various applications.
5. Adjustable Gain: Allows customization of the current sharing loop gain to suit specific system requirements.
6. Compact Package: Available in a small VSSOP-8 package, optimizing space for compact designs.
7. Low Power Consumption: Designed for efficiency, it consumes minimal power, which contributes to overall system efficiency.
8. Protection Features: Includes built-in protection mechanisms to ensure safe operation under various conditions.
These features make the UCC29002DGKR ideal for applications requiring reliable load sharing and power management in redundant power supply systems.
1. Active Current Sharing: It facilitates precise current sharing among power modules, improving reliability and performance in multi-module systems.
2. Compatibility: Suitable for a wide range of power supply topologies and supports multiple DC-DC and AC-DC converter configurations.
3. High Accuracy: Provides accurate current share error of less than 1% for balanced load distribution.
4. Wide Input Voltage Range: Supports a broad input voltage range, enhancing flexibility in various applications.
5. Adjustable Gain: Allows customization of the current sharing loop gain to suit specific system requirements.
6. Compact Package: Available in a small VSSOP-8 package, optimizing space for compact designs.
7. Low Power Consumption: Designed for efficiency, it consumes minimal power, which contributes to overall system efficiency.
8. Protection Features: Includes built-in protection mechanisms to ensure safe operation under various conditions.
These features make the UCC29002DGKR ideal for applications requiring reliable load sharing and power management in redundant power supply systems.
Pinout
The UCC29002DGKR is an 8-pin device used for load-share controller applications. Here’s a concise breakdown of its pin functions:
1. VDD (Pin 1): Power supply input for the device.
2. VREF (Pin 2): Reference voltage output, typically used for precise adjustments and biasing.
3. IMON (Pin 3): Current monitor input; used to sense the load current for balancing purposes.
4. IADJ (Pin 4): Current adjust output; provides a control signal to adjust the load current.
5. GND (Pin 5): Ground reference for the device.
6. ISENSE (Pin 6): Current sense input; detects the amount of current flowing through the load.
7. SHARE (Pin 7): Share bus; used to interconnect with other units for load sharing.
8. CS (Pin 8): Current share bus; helps in maintaining equal current sharing among parallel power supplies.
The UCC29002DGKR is primarily utilized in applications that require load sharing among multiple power supplies to ensure even distribution of load currents, thus improving reliability and efficiency.
1. VDD (Pin 1): Power supply input for the device.
2. VREF (Pin 2): Reference voltage output, typically used for precise adjustments and biasing.
3. IMON (Pin 3): Current monitor input; used to sense the load current for balancing purposes.
4. IADJ (Pin 4): Current adjust output; provides a control signal to adjust the load current.
5. GND (Pin 5): Ground reference for the device.
6. ISENSE (Pin 6): Current sense input; detects the amount of current flowing through the load.
7. SHARE (Pin 7): Share bus; used to interconnect with other units for load sharing.
8. CS (Pin 8): Current share bus; helps in maintaining equal current sharing among parallel power supplies.
The UCC29002DGKR is primarily utilized in applications that require load sharing among multiple power supplies to ensure even distribution of load currents, thus improving reliability and efficiency.
Manufacturer
The UCC29002DGKR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of analog and embedded processing chips. These components are integral to various electronic devices and systems across numerous industries, including consumer electronics, automotive, industrial, and communications. TI is recognized for its innovation in technology and its extensive portfolio of products that serve diverse applications, such as power management, signal conditioning, microcontrollers, and wireless connectivity. The company is headquartered in Dallas, Texas, and operates globally, focusing on providing solutions that enable advancements in electronics and efficiency.
Application
The UCC29002DGKR is a load-share controller used primarily in power supply applications to ensure equal current distribution among multiple parallel-connected power supply units. Key application areas include:
1. Redundant Power Systems: Ensures reliability and uninterrupted service in systems like servers and telecommunications equipment.
2. Data Centers: Supports efficient load sharing in high-density computing environments.
3. Industrial Power Systems: Used in equipment requiring high uptime and reliability.
4. Networking Equipment: Facilitates load balancing in routers and switches.
5. Telecom Infrastructure: Ensures balanced power distribution in base stations and communication systems.
Its ability to maintain accurate current sharing improves efficiency and reliability across these applications.
1. Redundant Power Systems: Ensures reliability and uninterrupted service in systems like servers and telecommunications equipment.
2. Data Centers: Supports efficient load sharing in high-density computing environments.
3. Industrial Power Systems: Used in equipment requiring high uptime and reliability.
4. Networking Equipment: Facilitates load balancing in routers and switches.
5. Telecom Infrastructure: Ensures balanced power distribution in base stations and communication systems.
Its ability to maintain accurate current sharing improves efficiency and reliability across these applications.
Package
The UCC29002DGKR is a load-share controller IC from Texas Instruments, offered in a VSSOP-8 package type. VSSOP stands for Very Small Shrink Outline Package, which is compact and suitable for space-constrained applications.
