Overview
The TPS3823-30DBVR is a voltage supervisor IC produced by Texas Instruments, designed to provide circuit initialization and timing supervision primarily for DSP and processor-based systems. This device is part of the TPS382x family and is packaged in a 5-pin SOT-23 (DBV) package. It features a power-on reset generator, manual reset input, and a watchdog timer, making it suitable for a variety of applications requiring reliable voltage monitoring and system reset capabilities.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Package | SOT-23 (DBV) | 5 pins |
| Operating Temperature Range | −40°C to 85°C | −40°C to 85°C |
| Supply Voltage Supervision Range | 2.5 V, 3 V, 3.3 V, 5 V | |
| Watchdog Timer Time Out | 1.6 seconds | |
| Reset Delay Time | 200 ms | |
| Supply Current | 15 µA (typical) | |
| Reset Output Type | Active-low, push-pull | |
| Manual Reset Input | Available |
Key Features
- Power-on Reset Generator: Fixed delay time of 200 ms.
- Manual Reset Input: Allows external logic signal to force a reset.
- Reset Output: Available in active-low, push-pull configuration.
- Supply Voltage Supervision: Monitors supply voltage and keeps RESET active low if below the threshold voltage.
- Watchdog Timer: 1.6 seconds time out option.
- Low Supply Current: 15 µA (typical).
- Compact Package: 5-pin SOT-23 (DBV) package.
- Wide Temperature Range: −40°C to 85°C.
Applications
- DSPs, Microcontrollers, or Microprocessors
- Industrial Equipment
- Programmable Controls
- Automotive Systems
- Portable and Battery-Powered Equipment
- Intelligent Instruments
- Wireless Communications Systems
- Notebook and Desktop Computers
Q & A
- What is the primary function of the TPS3823-30DBVR?
The primary function is to provide circuit initialization and timing supervision, primarily for DSP and processor-based systems.
- What is the package type and pin count of the TPS3823-30DBVR?
The device is packaged in a 5-pin SOT-23 (DBV) package.
- What are the available reset output configurations for the TPS3823-30DBVR?
The reset output is available in active-low, push-pull configuration.
- What is the watchdog timer time out period for the TPS3823-30DBVR?
The watchdog timer time out period is 1.6 seconds.
- Does the TPS3823-30DBVR have a manual reset input?
- What is the typical supply current of the TPS3823-30DBVR?
The typical supply current is 15 µA.
- What is the operating temperature range of the TPS3823-30DBVR?
The operating temperature range is −40°C to 85°C.
- What are some common applications of the TPS3823-30DBVR?
Common applications include DSPs, microcontrollers, industrial equipment, automotive systems, and portable electronics.
- Does the TPS3823-30DBVR require external components for operation?
No, it does not require external components for operation.
- What is the reset delay time for the TPS3823-30DBVR?
The reset delay time is 200 ms.
