Overview
The UCC2808ADTR-1, manufactured by Texas Instruments, is a high-performance, low-power, current-mode PWM controller designed for offline or DC-DC switching power supplies. This integrated circuit (IC) is part of the PMIC - Voltage Regulators - DC DC Switching Controllers category and is housed in an 8-SOIC package. The UCC2808ADTR-1 is particularly suitable for applications requiring precise power control and efficient energy conversion. Its market positioning targets industries such as industrial automation, consumer electronics, and automotive electronics, where reliable and efficient power management is crucial. The unique selling points of this model include its low power consumption, high switching frequency, and integrated control and drive circuits, which minimize the need for external components.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Product Category | PMIC - Voltage Regulators - DC DC Switching Controllers | - | - |
| Manufacturer | Texas Instruments | - | - |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | - | - |
| Switching Frequency | 1 | MHz | Maximum |
| Duty Cycle | 50 | % | Maximum |
| Supply Voltage | 8.3 ~ 15 | V | - |
| Operating Temperature | -40 ~ 85 | °C | - |
| Output Isolation | Isolated | - | - |
| Topology | Push-Pull | - | - |
| Control Features | Frequency Control | - | - |
Key Features
- Low power consumption with a typical start-up current of 130μA and operating current of 1mA.
- High switching frequency up to 1MHz, enabling efficient power conversion.
- Integrated control and drive circuits reduce the need for external components.
- Push-pull configuration with a maximum duty cycle of 50%, ensuring balanced power delivery.
- Internal soft start and error amplifier with a gain bandwidth product of 2MHz for improved dynamic response.
Applications
The UCC2808ADTR-1 is widely used in various applications, including industrial automation, consumer electronics, and automotive electronics. In industrial automation, it is utilized in power supplies for control systems and motor drives, where reliable and efficient power management is essential. In consumer electronics, it is employed in adapters and chargers, providing stable and efficient power conversion. In automotive electronics, it is used in power management systems for infotainment and advanced driver-assistance systems (ADAS), ensuring reliable operation under varying conditions. The UCC2808ADTR-1's high efficiency, low power consumption, and integrated features make it an ideal choice for these applications.
Q & A
1. What is the maximum switching frequency of the UCC2808ADTR-1?
The maximum switching frequency is 1MHz.
2. What is the operating temperature range of the UCC2808ADTR-1?
The operating temperature range is -40°C to 85°C.
3. What is the supply voltage range for the UCC2808ADTR-1?
The supply voltage range is 8.3V to 15V.
4. What is the duty cycle of the UCC2808ADTR-1?
The maximum duty cycle is 50%.
5. Is the UCC2808ADTR-1 suitable for automotive applications?
Yes, it is suitable for automotive applications, particularly in power management systems.
6. What package does the UCC2808ADTR-1 come in?
It comes in an 8-SOIC package.
7. Does the UCC2808ADTR-1 have integrated control circuits?
Yes, it includes integrated control and drive circuits.
8. What is the typical start-up current of the UCC2808ADTR-1?
The typical start-up current is 130μA.
9. What is the topology of the UCC2808ADTR-1?
The topology is push-pull.
10. Is the UCC2808ADTR-1 RoHS compliant?
Yes, it is RoHS compliant.
