Overview
The TPS389001DSER is a high-performance voltage supervisor IC manufactured by Texas Instruments. Designed for precision monitoring of power supply voltages in a wide range of applications, this product ensures reliable system operation by providing accurate reset signals during power-up, power-down, and brownout conditions. It is particularly suited for industrial, automotive, and consumer electronics, where robust and dependable voltage supervision is critical. The TPS389001DSER stands out for its ultra-low quiescent current, high accuracy, and small form factor, making it an ideal choice for power-sensitive and space-constrained designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage Range | 1.1 to 6.5 | V | |
| Quiescent Current | 0.75 | µA | Typical |
| Threshold Accuracy | ±1 | % | |
| Reset Timeout Period | 200 | ms | Fixed |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | WSON-6 | ||
| Output Type | Active-Low, Open-Drain |
Key Features
- Ultra-low quiescent current for power-sensitive applications.
- High threshold accuracy (±1%) ensures precise voltage monitoring.
- Wide supply voltage range (1.1V to 6.5V) for versatile use.
- Fixed reset timeout period (200ms) simplifies design.
- Robust performance in extreme temperatures (-40°C to 125°C).
- Compact WSON-6 package for space-constrained designs.
Applications
The TPS389001DSER is widely used in applications requiring reliable voltage supervision. In industrial automation, it ensures stable operation of control systems and sensors. In automotive electronics, it provides critical reset signals for infotainment and safety systems. In consumer electronics, it enhances the reliability of portable devices and IoT applications. Its small size and low power consumption make it particularly suitable for battery-powered and compact devices.
Q & A
1. What is the operating voltage range of the TPS389001DSER?
The operating voltage range is 1.1V to 6.5V.
2. What is the typical quiescent current?
The typical quiescent current is 0.75µA.
3. How accurate is the threshold voltage?
The threshold accuracy is ±1%.
4. What is the reset timeout period?
The reset timeout period is fixed at 200ms.
5. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
6. What package does the TPS389001DSER come in?
It comes in a WSON-6 package.
7. Is the output active-low or active-high?
The output is active-low and open-drain.
8. Can it be used in automotive applications?
Yes, it is suitable for automotive electronics.
9. Is this IC suitable for battery-powered devices?
Yes, its ultra-low quiescent current makes it ideal for battery-powered devices.
10. Does it support brownout detection?
Yes, it provides reset signals during brownout conditions.
