STM6779YWB6F

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STM6779YWB6F

IC SUPERVISOR 2 CHANNEL SOT23-6

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Thông số kỹ thuật

Part Status Active
DigiKey Programmable Not Verified
Type Multi-Voltage Supervisor
Number of Voltages Monitored 2
Voltage - Threshold 2.188V, Adj
Output Open Drain or Open Collector
Reset Active Low
Reset Timeout 140ms Minimum
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case SOT-23-6
Supplier Device Package SOT-23-6
Base Product Number STM6779

Tổng quan

Description

The STM6779YWB6F is a voltage supervisor from STMicroelectronics, designed to monitor system voltage levels for proper functionality and safety. It features a fixed voltage detection threshold, typically around 2.5V or 3.3V, ensuring that microcontrollers and other digital systems operate within safe voltage ranges. The device can provide a reset signal during power-up, power-down, or voltage brown-out conditions, preventing system malfunctions.
Key features include low power consumption, fast response times, and the ability to work across various supply voltages. The STM6779YWB6F is housed in a compact package, making it suitable for space-constrained applications in consumer electronics, automotive, and industrial systems. Its reliability and efficiency help enhance overall system stability and performance.

Features

The STM6779YWB6F is a high-performance integrated circuit designed for various applications, particularly in automotive and industrial sectors. Key features include:
- Voltage Monitoring: It provides accurate voltage monitoring for battery and power management applications.
- Wide Voltage Range: Operates typically within a range of 1.8V to 5.5V.
- Low Power Consumption: Optimized for low current consumption, enhancing battery life in portable devices.
- Multiple Thresholds: Supports adjustable threshold voltages for over-voltage and under-voltage detection.
- Compact Package: Available in a small form factor, facilitating easy integration into circuit boards.
- Temperature Range: Designed to function effectively across a broad temperature range, making it suitable for harsh environments.
- Robust Protection: Features internal fault protection mechanisms to enhance reliability.
This combination of features makes the STM6779YWB6F ideal for applications requiring efficient voltage supervision and management.

Package

The STM6779YWB6F is packaged in a WLCSP (Wafer-Level Chip Scale Package) format. This type of packaging allows for a compact design, ideal for space-constrained applications, and provides good thermal and electrical performance.

Pinout

The STM6779YWB6F is a voltage supervisor from STMicroelectronics with a total of 8 pins. Its primary functions include voltage monitoring and reset generation for systems operating within specific voltage thresholds. The key pin functions are:
1. VDD - Supply voltage input.
2. GND - Ground reference.
3. RESET - Active-low output that indicates when the monitored voltage is below the threshold; it goes low during a fault condition.
4. VTH - Threshold voltage input for adjustment or selection of the reset voltage level.
5. NMI - Non-Maskable Interrupt output for critical fault handling (in some configurations).
6. SENSE - Monitors the voltage level of the system.
7. NC - No Connection; not used.
8. TEST - For factory testing purposes, often left unconnected in applications.
The STM6779YWB6F is commonly used in applications requiring reliable system reset and over-voltage/under-voltage protection.

Manufacturer

The STM6779YWB6F is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics specializes in designing and manufacturing a wide range of semiconductor products, including microcontrollers, sensors, power management devices, and integrated circuits. Founded in 1987 through the merger of two companies, it is headquartered in Geneva, Switzerland, and operates in various sectors such as automotive, industrial, personal electronics, and communication equipment. The company is known for its commitment to innovation and sustainability in technology, serving a diverse customer base worldwide.

Application

The STM6779YWB6F is a voltage supervisor IC designed for applications requiring power supply monitoring. Key application areas include battery-powered devices, microcontroller reset management, power management systems, and automotive electronics. It ensures system reliability by providing reset signals during voltage dips and overvoltage conditions, making it suitable for consumer electronics, industrial equipment, and telecommunications.

Equivalent

The STM6779YWB6F chip is a voltage supervisor with an integrated watchdog timer. Equivalent products include the Texas Instruments TPS3839, ON Semiconductor NCP801, and Microchip MCP130. Ensure to check the specific voltage thresholds and features for full compatibility.

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