Overview
The TPS3847108DBVR is a voltage supervisor IC manufactured by Texas Instruments, designed to monitor power supply voltages in electronic systems. This component is particularly suited for applications requiring reliable power management and system reset functionality. It is targeted at industries such as consumer electronics, industrial automation, and portable devices, where maintaining system stability is critical. The TPS3847108DBVR stands out for its ultra-low quiescent current and high accuracy, making it an ideal choice for battery-powered and energy-efficient applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4.5 to 18 | V | |
| Quiescent Current | 380 | nA | |
| Reset Threshold Accuracy | ±2.5 | % | |
| Reset Time Delay | 20 | ms | Max |
| Operating Temperature Range | -40 to 105 | °C | |
| Package | SOT-23-5 |
Key Features
- Ultra-low quiescent current of 380nA for energy efficiency.
- Wide input voltage range from 4.5V to 18V for versatile applications.
- High reset threshold accuracy of ±2.5% for reliable system monitoring.
- Active-low push-pull reset output for compatibility with various systems.
- Internal hysteresis for noise immunity in unstable power conditions.
Applications
The TPS3847108DBVR is widely used in portable and battery-powered devices, such as smartphones, tablets, and wearables, due to its low power consumption. It is also employed in industrial systems for monitoring power supply stability in harsh environments. Additionally, it finds applications in consumer electronics like laptops and desktops, ensuring reliable system resets during power fluctuations. Its high accuracy and low current make it suitable for IoT devices and other energy-sensitive applications.
Q & A
1. What is the input voltage range of the TPS3847108DBVR?
The input voltage range is 4.5V to 18V.
2. How low is the quiescent current of this component?
The quiescent current is 380nA.
3. What is the reset threshold accuracy?
The reset threshold accuracy is ±2.5%.
4. What is the maximum reset time delay?
The maximum reset time delay is 20ms.
5. What is the operating temperature range?
The operating temperature range is -40°C to 105°C.
6. What type of package does the TPS3847108DBVR use?
It uses a SOT-23-5 package.
7. Is this component suitable for battery-powered devices?
Yes, its ultra-low quiescent current makes it ideal for battery-powered devices.
8. Does it have internal hysteresis?
Yes, it includes internal hysteresis for noise immunity.
9. What type of reset output does it provide?
It provides an active-low push-pull reset output.
10. Can it be used in industrial applications?
Yes, it is suitable for industrial systems due to its wide input voltage range and high accuracy.
