STM708TM6F

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low-power voltage supervisor with manual reset input
• Package: 6-pin SOT-23 package
• Essence: Voltage supervisor IC that monitors the power supply voltage and provides a reset signal to the microcontroller or other digital devices when the voltage drops below a certain threshold.
• Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Reset Threshold Voltage Options: 2.63V, 2.93V, 3.08V, 4.38V, and adjustable options
• Manual Reset Input: Active-low input for manual reset functionality
• Reset Timeout Period: Fixed 140ms delay after power-up before reset output becomes active
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The STM708TM6F has the following pin configuration:

1. GND: Ground connection
2. MR: Manual reset input (active-low)
3. VCC: Supply voltage input
4. RESET: Reset output
5. NC: No connection
6. VBAT: Battery voltage input (optional)

Functional Features

• Monitors the power supply voltage and generates a reset signal when the voltage drops below the specified threshold.
• Provides a manual reset input for immediate system reset.
• Offers various reset threshold voltage options to suit different applications.
• Includes a fixed delay after power-up before the reset output becomes active, ensuring stable operation during power-on.
• Can be used with an optional battery voltage input for monitoring backup power supply.

Advantages and Disadvantages

Advantages: - Low-power consumption - Wide supply voltage range - Adjustable reset threshold option - Manual reset functionality - Small package size

Disadvantages: - Fixed reset timeout period may not be suitable for all applications - Limited number of available reset threshold voltage options

Working Principles

The STM708TM6F operates by continuously monitoring the supply voltage. When the voltage drops below the specified threshold, the IC generates a reset signal. This signal can be used to reset the microcontroller or other digital devices, ensuring proper operation under low-voltage conditions. The manual reset input allows for immediate system reset when required.

Detailed Application Field Plans

The STM708TM6F is commonly used in various applications where reliable power management is crucial. Some potential application fields include:

1. Battery-powered devices: Ensures proper functioning and prevents data corruption during low battery conditions.
2. Industrial control systems: Provides stable operation and protects against voltage fluctuations.
3. Automotive electronics: Monitors the vehicle's power supply and resets critical systems if the voltage drops below a safe level.
4. Home automation: Safeguards smart home devices from power supply issues and ensures uninterrupted operation.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the STM708TM6F are:

1. MAX809: Voltage supervisor with manual reset input, available in SOT-23 package.
2. TPS3808: Low-power voltage supervisor with adjustable reset threshold, offered in SOT-23 package.
3. ADM6315: Microprocessor supervisory circuit with manual reset input, available in SOT-23 package.

These alternative models provide comparable features and can be considered as substitutes for the STM708TM6F in different applications.

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