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STMicroelectronics Voltage Supervisor 1 Supervisor Surface Mount SOT-23 3-Pin 2.97V STM1818SWX7F
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Operating Temperature | - 40 °C to 105 °C |
| Height | 1.02mm |
| Length | 3.04mm |
| Model | STM1818SWX7F |
| Width | 1.4mm |
| Mount Type | Surface |
| Series | STM1818 |
| Maximum Operating Temperature | 105°C |
| Package Type | SOT-23 |
| Minimum Operating Temperature | -40°C |
| Pin Count | 3 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 1V |
| Number of Supervisors | 1 |
| Output Driver | Active Low, Open Drain |
| Reset Threshold Voltage | 2.97V |
| Monitored Voltage | 3V |
| Reset Active Time | 200ms |
| ± 2.5% reset threshold accuracy | ( - 40 °C to 105 °C) |
Key Features
- Monitors 3 V supply voltage with high accuracy.
- Offers manual reset capability for system control.
- Features Active Low, Open Drain output driver configuration.
- Operates reliably from -40°C to 105°C operating temperature range.
- Compact surface mount SOT-23 package with 3 pins.
- Low supply current consumption of approximately 4 μA.
- Reset active time of 200 ms ensures stable system reset signaling.
- Supports supply voltage range from 1 V to 5.5 V.
Product Description
STMicroelectronics STM1818SWX7F is a high precision 1 Voltage Supervisor designed for monitoring 3 V supply voltages in electronic systems. Its surface mount SOT-23 3-pin package allows compact PCB integration while maintaining robust power management functionality. The device offers manual reset and active low open drain output suitable for controlling microprocessor supervisory circuits.
Operating reliably within -40 °C to 105 °C, this supervisor ensures stable system resets with a guaranteed reset active time of 200 milliseconds. Its low operating current around 4 μA makes it efficient for battery powered and low power devices.
The STM1818SWX7F supports a minimum supply voltage of 1 V and operates up to 5.5 V, providing flexibility in a variety of industrial, consumer electronics, and automotive non-automotive applications.
Its ±2.5% reset threshold accuracy along with factory trimmed thresholds improves performance in power fail detection, making it suitable for critical power management use cases. Monitors 3 V supply voltage with high accuracy.
Manual reset support enhances system control. Active Low, Open Drain output driver for compatibility. Wide operating temperature range from -40 °C to 105 °C. Compact SOT-23 surface mount packaging. Low current consumption optimizes energy efficiency.
Reset active time of 200 ms ensures reliable reset signaling. Supply voltage range: 1 V to 5.5 V.
This voltage supervisor is appropriate for use in industrial electronics, embedded systems, consumer products, and power management IC applications where reliable monitoring of supply voltage and timely system resets are essential.
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Frequently Asked Questions
This voltage supervisor monitors a supply voltage of 3V with high accuracy.
It operates reliably within a temperature range of -40°C to 105°C.
The reset threshold voltage is 2.97V, with a reset threshold accuracy of ±2.5%.
It features an active low, open drain output driver configuration suitable for controlling microprocessor supervisory circuits.
The reset active time is 200 milliseconds, ensuring stable system reset signaling.
The dimensions of the SOT-23 package are 3.04mm in length, 1.4mm in width, and 1.02mm in height.
It supports a supply voltage range from 1V to 5.5V, providing flexibility for various applications.
It has a low supply current consumption of approximately 4 μA, making it efficient for low power devices.
It is suitable for industrial electronics, embedded systems, consumer products, and power management IC applications.
This voltage supervisor has a pin count of 3, allowing for compact integration on PCBs.
The country of origin for this product is India.
The STM1818SWX7F belongs to the STM1818 series of voltage supervisors.
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