Overview
The UCC2889DTR is a high-performance offline power supply controller from Texas Instruments, designed for energy-efficient applications. This IC is part of the UCC2889 series, which is widely recognized for its low standby power consumption and high reliability. The UCC2889DTR is specifically tailored for use in power supplies for consumer electronics, industrial equipment, and lighting systems. Its unique selling points include its ability to operate in a wide input voltage range, its low startup current, and its integrated protection features, making it a competitive choice in the power management market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 7 to 12 | V | |
| Output Voltage | Adjustable | V | |
| Switching Frequency | 100 | kHz | |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | SOIC-8 | ||
| Startup Current | 10 | µA | |
| Protection Features | Overcurrent, Overtemperature |
Key Features
- Wide input voltage range for versatile applications
- Low startup current for energy efficiency
- Integrated overcurrent and overtemperature protection
- Adjustable output voltage for flexible design
- Compact SOIC-8 package for space-constrained designs
Applications
The UCC2889DTR is ideal for a variety of applications, including:
- Consumer Electronics: Power supplies for TVs, set-top boxes, and other home appliances.
- Industrial Equipment: Control systems, sensors, and communication modules.
- Lighting Systems: LED drivers and ballasts for energy-efficient lighting solutions.
Q & A
1. What is the input voltage range of the UCC2889DTR?
The input voltage range is 7 to 12 volts.
2. What is the typical switching frequency?
The typical switching frequency is 100 kHz.
3. What package does the UCC2889DTR come in?
It comes in an SOIC-8 package.
4. Does the UCC2889DTR have integrated protection features?
Yes, it includes overcurrent and overtemperature protection.
5. What is the startup current of the UCC2889DTR?
The startup current is 10 µA.
6. Can the output voltage be adjusted?
Yes, the output voltage is adjustable.
7. What is the operating temperature range?
The operating temperature range is -40 to 125 °C.
8. Is the UCC2889DTR suitable for LED drivers?
Yes, it is suitable for LED drivers and other lighting systems.
9. What are the typical applications of the UCC2889DTR?
Typical applications include consumer electronics, industrial equipment, and lighting systems.
10. What makes the UCC2889DTR competitive in the market?
Its wide input voltage range, low startup current, and integrated protection features make it a competitive choice.
