Overview
The UC2903DWG4 is a multi-voltage supervisor integrated circuit (IC) manufactured by Texas Instruments. This device is designed to monitor and supervise multiple voltage levels in various electronic systems. It is particularly useful in applications where reliable voltage monitoring and reset functions are crucial.
Texas Instruments, a global leader in semiconductor technology, has engineered the UC2903DWG4 to provide robust and adjustable voltage monitoring capabilities. The IC is packaged in an 18-pin SOIC (Small Outline Integrated Circuit) package, making it suitable for surface mount applications.
Key Specifications
| Parameter | Description |
|---|---|
| Type | Multi-Voltage Supervisor |
| Number of Voltages Monitored | 4 |
| Voltage - Threshold | Adjustable/Selectable |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| Reset Timeout | Adjustable/Selectable |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package/Case | 18-SOIC (0.295", 7.50mm Width) |
Key Features
- Adjustable Voltage Thresholds: The UC2903DWG4 allows for adjustable voltage thresholds, providing flexibility in various application scenarios.
- Multiple Voltage Monitoring: Capable of monitoring up to four different voltage levels, making it suitable for complex systems.
- Active Low Reset Output: Provides an active low reset output, which is essential for system reset functions.
- Open Drain or Open Collector Output: The output can be configured as either open drain or open collector, accommodating different system requirements.
- Adjustable Reset Timeout: The reset timeout period is adjustable, allowing for customization based on the specific needs of the application.
- Wide Operating Temperature Range: Operates over a temperature range of -40°C to 85°C, making it suitable for a variety of environmental conditions.
Applications
- Industrial Control Systems: Used in industrial control systems where reliable voltage monitoring is critical.
- Automotive Systems: Suitable for automotive applications due to its robust and adjustable monitoring capabilities.
- Consumer Electronics: Found in various consumer electronics where multiple voltage levels need to be supervised.
- Medical Devices: Used in medical devices that require precise voltage monitoring and reset functions.
- Telecommunications: Applied in telecommunications equipment to ensure stable and reliable operation.
Q & A
- What is the primary function of the UC2903DWG4?
The primary function of the UC2903DWG4 is to monitor multiple voltage levels and provide reset functions in electronic systems.
- How many voltage levels can the UC2903DWG4 monitor?
The UC2903DWG4 can monitor up to four different voltage levels.
- What is the output type of the UC2903DWG4?
The output can be configured as either open drain or open collector.
- Is the reset output of the UC2903DWG4 active high or active low?
The reset output is active low.
- Can the reset timeout period of the UC2903DWG4 be adjusted?
Yes, the reset timeout period is adjustable.
- What is the operating temperature range of the UC2903DWG4?
The operating temperature range is -40°C to 85°C.
- In what type of package is the UC2903DWG4 available?
The UC2903DWG4 is available in an 18-pin SOIC package.
- Is the UC2903DWG4 suitable for surface mount applications?
Yes, it is suitable for surface mount applications.
- What are some common applications of the UC2903DWG4?
Common applications include industrial control systems, automotive systems, consumer electronics, medical devices, and telecommunications equipment.
- Where can I find the datasheet for the UC2903DWG4?
The datasheet can be found on the official Texas Instruments website or through various electronic component distributors like Avaq, 4 Star Electronics, and Heisener.
