Overview
The UCC28C45DGKR is a high-performance current-mode PWM controller produced by Texas Instruments. Designed for power supply applications, this controller offers advanced features and robust performance, making it suitable for a wide range of industrial, automotive, and consumer electronics. Its market positioning targets engineers and designers seeking efficient, reliable, and compact solutions for switching power supplies. The UCC28C45DGKR stands out for its high accuracy, low power consumption, and integrated protection features, making it a competitive choice in the power management sector.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 8.4 to 18 | V | Wide operating range |
| Switching Frequency | Up to 1 | MHz | Adjustable |
| Output Current | 1 | A | Peak output |
| Operating Temperature | -40 to 125 | °C | Industrial grade |
| Package | VSSOP-8 | - | Compact form factor |
| Protection Features | Overcurrent, Overtemperature | - | Integrated |
Key Features
- Current-Mode Control: Provides precise regulation and improved transient response.
- Adjustable Switching Frequency: Up to 1 MHz for flexible design optimization.
- Integrated Protections: Includes overcurrent and overtemperature protection for enhanced reliability.
- Low Power Consumption: Optimized for energy-efficient applications.
- Compact Package: VSSOP-8 form factor saves board space.
Applications
The UCC28C45DGKR is widely used in various industries due to its versatility and reliability. Key application areas include:
- Industrial Power Supplies: Provides stable and efficient power management for industrial equipment.
- Automotive Electronics: Suitable for automotive power systems due to its robust design and wide temperature range.
- Consumer Electronics: Ideal for compact and energy-efficient power supplies in devices like adapters and chargers.
- Telecommunications: Ensures reliable power delivery in telecom infrastructure.
Q & A
1. What is the input voltage range of the UCC28C45DGKR?
The input voltage range is 8.4 to 18 V.
2. Can the switching frequency be adjusted?
Yes, the switching frequency is adjustable up to 1 MHz.
3. What protection features are integrated?
It includes overcurrent and overtemperature protection.
4. What is the operating temperature range?
The operating temperature range is -40 to 125 °C.
5. What package does the UCC28C45DGKR use?
It uses a VSSOP-8 package.
6. Is this controller suitable for automotive applications?
Yes, it is designed to meet automotive-grade requirements.
7. What is the peak output current?
The peak output current is 1 A.
8. How does current-mode control benefit the design?
It ensures precise regulation and improved transient response.
9. Can this controller be used in industrial power supplies?
Yes, it is ideal for industrial power supply applications.
10. Is the UCC28C45DGKR energy-efficient?
Yes, it features low power consumption for energy-efficient designs.
