Overview
The STM1818TWX7F is a supervisory circuit manufactured by STMicroelectronics. This device is designed to monitor power supplies for microcontrollers, ensuring reliable operation by asserting a reset signal when the voltage falls below a predetermined threshold. It is particularly useful in applications where precise voltage monitoring is crucial.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package Type | SOT-23-3 |
| Supply Voltage | 3 V, 3.3 V, 5 V |
| Reset Pulse Width | 100 ms (min.) |
| Output Configuration | Open Drain, Bidirectional |
| Number of Channels | 1 |
Key Features
- Precision monitoring of 3 V, 3.3 V, and 5 V supply voltages
- Low power consumption
- Four output configurations available
- Open Drain and Bidirectional output options
- Compact SOT-23-3 package
Applications
- Microcontroller systems requiring reliable power supply monitoring
- Embedded systems where precise voltage control is necessary
- Industrial control systems
- Automotive electronics
- Consumer electronics requiring robust power management
Q & A
- What is the primary function of the STM1818TWX7F? The primary function is to monitor power supplies for microcontrollers and assert a reset signal when the voltage falls below a predetermined threshold.
- What are the supported supply voltages for the STM1818TWX7F? The device supports 3 V, 3.3 V, and 5 V supply voltages.
- What is the minimum reset pulse width of the STM1818TWX7F? The minimum reset pulse width is 100 ms.
- What package type is the STM1818TWX7F available in? The device is available in a SOT-23-3 package.
- Is the STM1818TWX7F suitable for low power applications? Yes, it is designed for low power consumption.
- What types of output configurations are available for the STM1818TWX7F? The device offers Open Drain and Bidirectional output configurations.
- In what types of systems is the STM1818TWX7F typically used? It is typically used in microcontroller systems, embedded systems, industrial control systems, automotive electronics, and consumer electronics.
- Where can I purchase the STM1818TWX7F? The STM1818TWX7F can be purchased from various electronic component distributors such as Digi-Key, Mouser, and the STMicroelectronics online store.
- What is the significance of the 'TWX7F' suffix in the part number? The suffix indicates specific packaging and configuration details, such as the SOT-23-3 package and the particular voltage monitoring thresholds.
- Can the STM1818TWX7F be used in high-temperature environments? The device's operating temperature range should be checked in the datasheet, but generally, STMicroelectronics devices are designed to operate within a specified temperature range.
