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STMicroelectronics Voltage Supervisor 1 Supervisor 4-Pin SOT-143 4.75V Reset Threshold STM811LW16F
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 1.02mm |
| Length | 3.04mm |
| Model | STM811LW16F |
| Width | 1.4mm |
| Mount Type | Surface |
| Series | STM811 |
| Maximum Operating Temperature | 85°C |
| Package Type | SOT-143 |
| Sub Type | Microprocessor Supervisory Circuit |
| Minimum Operating Temperature | -40°C |
| Pin Count | 4 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 1V |
| Number of Supervisors | 1 |
| Output Driver | Active Low, Push Pull |
| Reset Threshold Voltage | 4.75V |
| Monitored Voltage | 4.63V |
| Reset Active Time | 280ms |
Key Features
- Microprocessor supervisory circuit with one voltage supervisor for system reliability.
- Integrated manual reset with active low, push-pull output driver for simplified control.
- Compact surface mount SOT-143 package with 4 pins designed for space-saving applications.
- Operates in a temperature range of -40°C to 85°C for industrial environment suitability.
- Reset active time of 280ms ensures stable system power-up and reset.
- Monitors supply voltage range from 1V minimum to 5.5V maximum for versatile usage.
- Ideal for use in desktop, laptop, notebooks, battery-powered equipment, and measurement instruments.
Product Description
STMicroelectronics STM811LW16F Voltage Supervisor is a microprocessor supervisory circuit designed to monitor supply voltage and provide reliable reset signals, ensuring system stability and protection against undervoltage conditions. This device is built in a compact 4-pin SOT-143 surface mount package, making it suitable for space-constrained electronic applications.
Operating within -40°C to 85°C temperature range, the STM811LW16F supervises a monitored voltage of 4.63V with a reset threshold voltage of 4.75V. The reset active time is 280 milliseconds, allowing adequate time for the system to stabilize during power-up.
Its manual reset input and active low push-pull output driver simplify integration into microprocessor systems requiring explicit reset controls. With a wide operating voltage range from 1V minimum up to maximum supply voltage of 5.5V, it accommodates a variety of power sources and system requirements.
This voltage supervisor is ideal for applications in computing devices such as desktops, laptops, and notebooks, as well as portable battery-operated equipment and test and measurement instruments, providing reliable supervision of microprocessor supply voltages.
Microprocessor supervisory circuit with manual reset functionality for system protection. Compact 4-pin SOT-143 package optimized for PCB space saving. Monitored voltage at 4.63V with reset threshold at 4.75V for voltage supervision.
Reset active time of 280ms ensures stable system initialization. Operating temperature range from -40°C to 85°C suitable for industrial environments. Wide supply voltage range from 1V to 5.5V accommodates various applications.
Active low push-pull output driver for efficient reset signal transmission. Applications include computers, battery-powered devices, and measurement instruments.
The STM811LW16F voltage supervisor provides a reliable and compact solution for microprocessor voltage monitoring, enhancing the stability and safety of electronic systems across diverse industrial and commercial applications.
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Frequently Asked Questions
The STM811LW16F monitors a voltage of 4.63V.
The reset threshold voltage for this model is 4.75V.
It operates within a temperature range of -40°C to 85°C, making it suitable for industrial environments.
The reset active time is 280 milliseconds, allowing adequate time for system stabilization during power-up.
This voltage supervisor supports a maximum supply voltage of 5.5V.
The STM811LW16F has a minimum supply voltage of 1V.
This model includes one supervisor.
It features an active low, push-pull output driver for efficient reset signal transmission.
The STM811LW16F is packaged in a compact SOT-143 surface mount configuration.
The dimensions of this voltage supervisor are 3.04mm in length, 1.4mm in width, and 1.02mm in height.
This voltage supervisor is ideal for applications in desktops, laptops, notebooks, battery-powered equipment, and measurement instruments.
The STM811LW16F is manufactured in India.
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