STM6717TZWY6F

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, low power consumption
• Package: Surface Mount Technology (SMT)
• Essence: Voltage Supervisor and Reset Generator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.8V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active Low, Push-Pull
• Reset Threshold Voltage: Adjustable from 1.2V to 4.63V
• Reset Timeout Period: Fixed at 140ms
• Quiescent Current: 1.5µA (typical)

Detailed Pin Configuration

The STM6717TZWY6F IC has the following pin configuration:

1. VDD: Supply voltage input
2. GND: Ground reference
3. MR: Manual reset input
4. RESET: Active low reset output
5. VOUT: Output voltage monitoring

Functional Features

• Voltage Monitoring: Monitors the supply voltage and generates a reset signal when it falls below a certain threshold.
• Manual Reset Input: Allows for manual reset of the device by asserting a low signal on the MR pin.
• Adjustable Reset Threshold: The threshold voltage can be adjusted using external resistors to suit specific application requirements.
• Fixed Reset Timeout: The reset signal remains active for a fixed period of 140ms after the supply voltage rises above the threshold.

Advantages and Disadvantages

Advantages: - High efficiency power management solution - Low power consumption - Adjustable reset threshold for flexibility - Small form factor SMT package

Disadvantages: - Fixed reset timeout may not be suitable for all applications - Limited supply voltage range (1.8V to 5.5V)

Working Principles

The STM6717TZWY6F is a voltage supervisor and reset generator IC used in power management applications. It continuously monitors the supply voltage and generates a reset signal when the voltage falls below a user-defined threshold. The reset signal remains active for a fixed period of time, ensuring proper system initialization.

The device operates by comparing the supply voltage with an internal reference voltage. When the supply voltage drops below the threshold, the reset output is asserted low, indicating a system reset. The reset signal remains active for the specified timeout period, allowing the system to stabilize before normal operation resumes.

Detailed Application Field Plans

The STM6717TZWY6F is widely used in various applications where reliable power management is crucial. Some of the common application fields include:

1. Microcontrollers: Ensuring proper system initialization and preventing data corruption during power-up or voltage fluctuations.
2. Industrial Control Systems: Providing reliable reset functionality to ensure safe and stable operation of critical control systems.
3. Automotive Electronics: Monitoring supply voltage to protect sensitive electronic components from voltage transients and brownout conditions.
4. Battery-Powered Devices: Extending battery life by efficiently managing power consumption and providing accurate voltage monitoring.

Detailed and Complete Alternative Models

1. STM6718TZWY6F: Similar to STM6717TZWY6F but with adjustable reset timeout period.
2. STM6719TZWY6F: Voltage supervisor and reset generator with additional power-on reset delay feature.
3. STM6720TZWY6F: Dual voltage supervisor with independent threshold settings for two different supply voltages.

These alternative models offer similar functionality with slight variations to cater to specific application requirements.

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