Overview
The TPS3824-33DBVRG4 is a voltage supervisor and reset IC produced by Texas Instruments. This product is designed to monitor voltage levels in electronic systems and provide a reset signal to ensure proper operation during power-up, power-down, or brownout conditions. It is particularly suited for applications requiring reliable power management, such as microcontrollers, DSPs, and other embedded systems. The TPS3824-33DBVRG4 stands out for its precision, low power consumption, and compact SOT-23 package, making it ideal for space-constrained designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage Range | 1.2 to 6.5 | V | |
| Threshold Voltage | 3.08 | V | ±1.5% accuracy |
| Reset Timeout Period | 140 | ms | Typical |
| Quiescent Current | 1.5 | µA | Typical |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | SOT-23-5 |
Key Features
- Precision Monitoring: ±1.5% threshold accuracy ensures reliable system reset.
- Low Power Consumption: Quiescent current of 1.5 µA (typical) minimizes energy usage.
- Compact Design: SOT-23-5 package is ideal for space-constrained applications.
- Wide Operating Voltage: Supports 1.2 V to 6.5 V, making it versatile for various systems.
- Fixed Reset Timeout: 140 ms (typical) ensures stable operation during power transitions.
Applications
The TPS3824-33DBVRG4 is widely used in applications requiring reliable power management and system monitoring. Typical applications include:
- Microcontrollers and DSPs: Ensures proper reset during power-up or brownout conditions.
- Embedded Systems: Provides stable operation in industrial and automotive electronics.
- Consumer Electronics: Used in devices such as smart home products and portable gadgets.
- Medical Devices: Ensures safety and reliability in critical healthcare equipment.
Q & A
1. What is the threshold voltage of the TPS3824-33DBVRG4?
The threshold voltage is 3.08 V with an accuracy of ±1.5%.
2. What is the operating voltage range of this IC?
It operates within a voltage range of 1.2 V to 6.5 V.
3. What is the typical quiescent current?
The typical quiescent current is 1.5 µA.
4. What is the reset timeout period?
The reset timeout period is typically 140 ms.
5. What package does the TPS3824-33DBVRG4 use?
It comes in a compact SOT-23-5 package.
6. Is this IC suitable for automotive applications?
Yes, it is suitable for automotive electronics due to its wide operating temperature range and reliability.
7. Can it be used in battery-powered devices?
Yes, its low quiescent current makes it ideal for battery-powered applications.
8. What is the accuracy of the threshold voltage?
The threshold voltage accuracy is ±1.5%.
9. Is the TPS3824-33DBVRG4 RoHS compliant?
Yes, it is RoHS compliant.
10. What is the typical application of this IC?
It is commonly used in microcontrollers, DSPs, and embedded systems for voltage monitoring and reset functionality.
