Overview
The STM1811LWX7F is a low-power reset device produced by STMicroelectronics. It is designed to monitor power supplies for microcontrollers and performs the critical function of asserting a reset signal when the voltage falls below a predetermined threshold. This device is essential for ensuring the proper operation and stability of microcontroller-based systems by preventing malfunctions due to voltage drops or other power-related issues.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | SOT-23-3 |
| Number of Channels | 1 |
| Reset Threshold Voltage | 4.62V |
| Output Type | Open Drain or Open Collector |
| Watchdog Timer | No |
| Manufacturer | STMicroelectronics |
Key Features
- Low power consumption, making it suitable for battery-powered devices.
- Single function: asserting a reset signal when the voltage falls below the reset threshold.
- Open drain or open collector output, allowing for easy integration with various microcontroller systems.
- No watchdog timer, focusing solely on voltage monitoring and reset assertion.
Applications
The STM1811LWX7F is widely used in various applications where reliable power supply monitoring is crucial, such as:
- Microcontroller-based systems requiring stable power supply conditions.
- Battery-powered devices where low power consumption is essential.
- Industrial control systems, automotive electronics, and consumer electronics.
Q & A
- What is the primary function of the STM1811LWX7F? The primary function is to monitor the power supply and assert a reset signal when the voltage falls below a predetermined threshold.
- What is the reset threshold voltage of the STM1811LWX7F? The reset threshold voltage is 4.62V.
- What type of package does the STM1811LWX7F come in? The STM1811LWX7F comes in a SOT-23-3 package.
- Does the STM1811LWX7F have a watchdog timer? No, it does not have a watchdog timer.
- What is the output type of the STM1811LWX7F? The output type is open drain or open collector.
- Who is the manufacturer of the STM1811LWX7F? The manufacturer is STMicroelectronics.
- What are some common applications of the STM1811LWX7F? Common applications include microcontroller-based systems, battery-powered devices, industrial control systems, automotive electronics, and consumer electronics.
- Why is low power consumption important for the STM1811LWX7F? Low power consumption is important because it makes the device suitable for battery-powered applications where energy efficiency is critical.
- How does the STM1811LWX7F ensure system stability? It ensures system stability by asserting a reset signal when the power supply voltage drops below the reset threshold, preventing malfunctions.
- Where can I purchase the STM1811LWX7F? You can purchase the STM1811LWX7F from various electronic component distributors such as Digi-Key, Mouser, and STMicroelectronics' official eStore.
