Overview
The UCC2946DTR is a highly reliable voltage supervisory and reset IC manufactured by Texas Instruments. Designed for precision monitoring and control of power supply systems, this component is widely used in applications requiring robust power management and system integrity. Its market positioning targets embedded systems, industrial automation, and consumer electronics, where reliable power monitoring is critical. The UCC2946DTR stands out for its adjustable threshold voltage, programmable reset delay, and watchdog timer functionality, making it a competitive choice for engineers seeking high-performance supervisory solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Type | Simple Reset/Power-On Reset | - | - |
| Monitored Voltage Number | 1 | - | - |
| Output Type | Push-Pull, Totem Pole | - | - |
| Reset Type | Active Low | - | - |
| Reset Timeout | Minimum 140 ms | ms | - |
| Threshold Voltage | Adjustable/Selectable | V | - |
| Operating Temperature | -40°C to +85°C | °C | - |
| Installation Style | Surface Mount | - | - |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) | - | - |
| Supply Voltage - Max | 5.5 | V | - |
Key Features
- Adjustable threshold voltage for flexible power monitoring.
- Programmable reset delay to ensure system stability during power-up.
- Integrated watchdog timer for enhanced system reliability.
- Push-pull output type for robust signal integrity.
- Compact 8-SOIC package suitable for space-constrained designs.
Applications
The UCC2946DTR is ideal for a wide range of applications, including embedded systems, industrial automation, and consumer electronics. In embedded systems, it ensures reliable power monitoring and system reset functionality. For industrial automation, it provides robust power management in harsh environments. In consumer electronics, it enhances system reliability and performance by monitoring power supply integrity. Its versatility and precision make it a preferred choice for engineers across various industries.
Q & A
1. What is the primary function of the UCC2946DTR?
The UCC2946DTR is a voltage supervisory and reset IC designed to monitor power supply systems and ensure system integrity.
2. What is the operating temperature range of the UCC2946DTR?
The operating temperature range is -40°C to +85°C.
3. Does the UCC2946DTR include a watchdog timer?
Yes, it features an integrated watchdog timer for enhanced system reliability.
4. What is the maximum supply voltage for the UCC2946DTR?
The maximum supply voltage is 5.5V.
5. What is the output type of the UCC2946DTR?
The output type is push-pull, totem pole.
6. Is the threshold voltage adjustable?
Yes, the threshold voltage is adjustable/selectable.
7. What is the minimum reset timeout period?
The minimum reset timeout period is 140 ms.
8. What package does the UCC2946DTR come in?
It is available in an 8-SOIC package.
9. Is the UCC2946DTR suitable for industrial applications?
Yes, it is designed to provide robust power management in industrial environments.
10. What is the reset type of the UCC2946DTR?
The reset type is active low.
