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STMicroelectronics Voltage Supervisor 1 Channel 3-Pin SOT-23 3.15 V Reset Threshold STM1818TWX7F
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 1.02mm |
| Length | 3.04mm |
| Model | STM1818TWX7F |
| 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 | 1.2V |
| Number of Supervisors | 1 |
| Output Driver | Active Low, Open Drain |
| Reset Threshold Voltage | 3.15V |
| Monitored Voltage | 3.06V |
Key Features
- Designed for microprocessor supervisory and reset circuits to enhance system reliability.
- Features manual reset capability for controlled system reset operations.
- Active low, open drain output driver for easy interfacing.
- Wide supply voltage range from 1.2 V to 5.5 V suitable for varied applications.
- Operating temperature range from -40°C to 105°C supports industrial environments.
- Compact SOT-23 surface-mount package measuring 3.04 mm x 1.4 mm x 1.02 mm.
- Reset threshold voltage precisely set at 3.15 V with monitored voltage at 3.06 V.
- Ideal for use in desktops, laptops, portable battery-powered equipment, and multiple-output power supplies.
Product Description
STMicroelectronics STM1818TWX7F voltage supervisor is a compact and precise microprocessor supervisory device designed to monitor and maintain supply voltage integrity in electronic systems. With a single supervision channel and a 3-pin SOT-23 package, it provides stable reset threshold at 3.15 V and monitors voltage at 3.06 V, ensuring reliable performance in various power management IC applications.
This device features a manual reset input and an active low, open drain output driver allowing flexible control over reset signaling. Its wide operating voltage range from 1.2 V to 5.5 V and robust operating temperature range from -40°C to 105°C make it suitable for industrial, telecommunications, consumer electronics, and portable battery-powered devices.
The compact SOT-23 surface mount package with dimensions 3.04 mm length, 1.4 mm width, and 1.02 mm height enables efficient PCB space utilization. The STM1818 series is commonly employed to supervise microprocessor power supplies, ensuring system stability during undervoltage conditions and facilitating fault detection through reset circuit interventions.
Applications include desktop and laptop computers, test and measurement instruments, portable battery-operated equipment, and multiple-output power supplies requiring effective voltage monitoring and system supervision. The device does not include watchdog timer or power fail detection features but reliably delivers supervisor reset functionality with an active open drain output suitable for various interface requirements.
Designed for robust microprocessor supply voltage monitoring and supervisory reset functions. Manual reset feature facilitates controlled reset triggering as per system design. Active low, open drain output driver supports easy integration with system resets.
Wide supply voltage compatibility from 1.2 V to 5.5 V. Extended temperature rating from -40°C to 105°C for industrial use. Compact and low-profile SOT-23 package conserves PCB footprint. High accuracy reset threshold voltage at 3.15 V ensures precise supervision.
Suitable for industrial, laboratory, computing, and portable electronic applications. Improves system reliability by preventing faults from undervoltage conditions.
Explore more STMicroelectronics Voltage Supervisors and similar power management ICs at EnvMart for industrial, instrumentation, and consumer electronics applications ensuring system performance and reliability.
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Frequently Asked Questions
The reset threshold voltage is precisely set at 3.15 V, with the monitored voltage at 3.06 V.
It operates within a temperature range of -40°C to 105°C, making it suitable for industrial environments.
This model supports a wide supply voltage range from 1.2 V to 5.5 V.
It features an active low, open drain output driver, allowing for easy interfacing with other components.
The SOT-23 package measures 3.04 mm in length, 1.4 mm in width, and 1.02 mm in height.
This model has a single supervisory channel.
The STM1818TWX7F has a pin count of 3.
Yes, it includes a manual reset capability for controlled system reset operations.
It is suitable for applications in desktops, laptops, portable battery-powered equipment, and multiple-output power supplies.
The maximum operating temperature for the STM1818TWX7F is 105°C.
The minimum operating voltage is 1.2 V.
The country of origin for this voltage supervisor is India.
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