UCD3028RHAR
Product Overview
Category
The UCD3028RHAR belongs to the category of voltage mode controllers.
Use
It is used for controlling and regulating voltage in power supply applications.
Characteristics
- High precision voltage regulation
- Wide input voltage range
- Low standby power consumption
- Overvoltage and undervoltage protection
Package
The UCD3028RHAR comes in a small outline integrated circuit (SOIC) package.
Essence
The essence of UCD3028RHAR lies in its ability to efficiently regulate voltage in various electronic devices and systems.
Packaging/Quantity
It is typically packaged in reels with a quantity of 2500 units per reel.
Specifications
- Input Voltage Range: 4.5V to 28V
- Output Voltage Range: 0.6V to 5.5V
- Operating Temperature Range: -40°C to 125°C
- Control Method: Voltage Mode Control
- Oscillator Frequency: 1MHz
- Shutdown Current: 1µA
Detailed Pin Configuration
The UCD3028RHAR has a total of 16 pins, including VCC, GND, FB, COMP, SS/TR, and more. Each pin serves a specific function in the voltage regulation process.
Functional Features
- Precision voltage regulation
- Overvoltage and undervoltage protection
- Soft start and tracking
- Power good indicator
- Adjustable frequency operation
Advantages and Disadvantages
Advantages
- High precision regulation
- Wide input voltage range
- Low standby power consumption
- Comprehensive protection features
Disadvantages
- Higher cost compared to some alternative models
- Limited output current capability
Working Principles
The UCD3028RHAR operates by comparing the feedback voltage with a reference voltage and adjusting the duty cycle of the internal PWM controller to maintain the desired output voltage. It also incorporates various protection mechanisms to ensure safe and reliable operation.
Detailed Application Field Plans
The UCD3028RHAR is commonly used in: - Point-of-load converters - Industrial power supplies - Battery-powered systems - Telecommunication equipment
Detailed and Complete Alternative Models
Some alternative models to UCD3028RHAR include: - UCD3028H - UCD3028A - UCD3028B - UCD3028C
These alternatives offer similar functionality and may vary in terms of specific features and performance characteristics.
This entry provides comprehensive information about the UCD3028RHAR, covering its product details, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.
Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af UCD3028RHAR i tekniske løsninger
What is UCD3028RHAR?
- UCD3028RHAR is a highly integrated digital power controller designed for non-isolated DC/DC power applications.
What are the key features of UCD3028RHAR?
- The key features include digital control, PMBus interface, high efficiency, and programmable output voltage and current limits.
How does UCD3028RHAR benefit technical solutions?
- UCD3028RHAR offers precise control and monitoring capabilities, enabling efficient power management in various technical solutions.
What are the typical applications of UCD3028RHAR?
- Typical applications include telecom and datacom systems, industrial power supplies, and server and storage systems.
How is UCD3028RHAR programmed and configured?
- UCD3028RHAR can be programmed and configured through its PMBus interface using compatible software tools.
What are the input voltage and output current ratings of UCD3028RHAR?
- The input voltage range is typically between 4.5V to 16V, and it can support output currents up to several amps, depending on the specific application.
Does UCD3028RHAR offer protection features?
- Yes, UCD3028RHAR provides various protection features such as overvoltage protection, undervoltage lockout, and thermal shutdown.
Can UCD3028RHAR be used in parallel configurations?
- Yes, UCD3028RHAR can be used in parallel to achieve higher output power and redundancy in certain technical solutions.
What are the design considerations when using UCD3028RHAR in a technical solution?
- Design considerations include layout optimization, component selection, and proper thermal management to ensure reliable performance.
Where can I find detailed technical documentation for UCD3028RHAR?
- Detailed technical documentation, including datasheets and application notes, can be found on the manufacturer's website or through authorized distributors.