Overview
The UCC2808ADTR-1G4, manufactured by Texas Instruments, is a high-performance current-mode push-pull PWM controller designed for low-power applications. This switch controller is part of the UCC2808A series and is widely used in power management systems. It is particularly suited for applications requiring precise control and efficient power conversion. The device is available in an 8-pin SOIC package, making it suitable for surface-mount technology (SMT) applications. Its key selling points include a high switching frequency of up to 1 MHz, a maximum duty cycle of 50%, and robust performance across a wide temperature range (-40°C to +85°C).
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | Texas Instruments | - | - |
| Product Category | Switch Controller | - | - |
| Topology | Push-Pull | - | - |
| Output Channels | 2 | - | - |
| Switching Frequency | 1000 | kHz | - |
| Maximum Duty Cycle | 50 | % | - |
| Output Current | 1000 | mA | - |
| Operating Temperature | -40 to +85 | °C | - |
| Package | SOIC-8 | - | - |
| Rise Time | 25 | ns | - |
| Fall Time | 25 | ns | - |
| RoHS Compliance | Yes | - | - |
Key Features
- High switching frequency of up to 1 MHz for efficient power conversion.
- Push-pull topology for precise control in low-power applications.
- Robust performance across a wide temperature range (-40°C to +85°C).
- Compact 8-pin SOIC package for space-constrained designs.
- RoHS compliant, ensuring environmentally friendly manufacturing.
Applications
The UCC2808ADTR-1G4 is widely used in various power management applications, including DC-DC converters, offline power supplies, and isolated power systems. Its precise control and high efficiency make it ideal for use in industrial automation, consumer electronics, and telecommunications equipment. Additionally, its robust design ensures reliable performance in harsh environments, making it suitable for automotive and aerospace applications.
Q & A
1. What is the maximum switching frequency of the UCC2808ADTR-1G4?
The maximum switching frequency is 1 MHz.
2. What is the operating temperature range of this device?
The device operates within a temperature range of -40°C to +85°C.
3. What is the package type of the UCC2808ADTR-1G4?
It is available in an 8-pin SOIC package.
4. Is the UCC2808ADTR-1G4 RoHS compliant?
Yes, it is RoHS compliant.
5. What is the maximum duty cycle of this PWM controller?
The maximum duty cycle is 50%.
6. What are the typical applications of this device?
Typical applications include DC-DC converters, offline power supplies, and isolated power systems.
7. How many output channels does the UCC2808ADTR-1G4 have?
It has 2 output channels.
8. What is the output current capability of this device?
The output current capability is 1000 mA.
9. What is the rise and fall time of the UCC2808ADTR-1G4?
Both the rise and fall times are 25 ns.
10. Is the UCC2808ADTR-1G4 suitable for automotive applications?
Yes, its robust design makes it suitable for automotive applications.
