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S-8240AAI-I6T1U

S-8240AAI-I6T1U

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: Low-power voltage detector with watchdog timer
  • Package: SOT-23-5
  • Essence: Monitors voltage levels and provides reset signals
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Supply Voltage Range: 1.6V to 6.0V
  • Detection Voltage Accuracy: ±1.0%
  • Operating Temperature Range: -40°C to +85°C
  • Watchdog Timer Timeout Period: 1.6s (typical)

Detailed Pin Configuration

The S-8240AAI-I6T1U IC has a total of 5 pins: 1. VDD: Supply voltage input 2. GND: Ground reference 3. RESET: Active-low reset output 4. TEST: Test pin for watchdog timer 5. MR: Manual reset input

Functional Features

  • Low-power consumption: The S-8240AAI-I6T1U operates at low power levels, making it suitable for battery-powered devices.
  • Voltage monitoring: It continuously monitors the supply voltage and generates a reset signal when it falls below a certain threshold.
  • Watchdog timer: The integrated watchdog timer ensures system integrity by resetting the device if it fails to receive a periodic signal from the microcontroller.
  • Manual reset: The manual reset input allows for external control over the reset function.

Advantages and Disadvantages

Advantages: - Low-power operation extends battery life in portable devices. - Accurate voltage detection helps prevent system malfunctions. - Integrated watchdog timer enhances system reliability. - Small package size enables space-saving designs.

Disadvantages: - Limited operating temperature range may restrict certain applications. - Requires an external microcontroller to utilize the watchdog timer functionality.

Working Principles

The S-8240AAI-I6T1U operates by continuously monitoring the supply voltage. When the voltage drops below a predetermined threshold, the IC generates an active-low reset signal. This signal can be used to reset the microcontroller or other system components. Additionally, the integrated watchdog timer requires a periodic signal from the microcontroller to prevent it from timing out. If the microcontroller fails to provide this signal within the specified timeout period, the IC will generate a reset signal, ensuring system integrity.

Detailed Application Field Plans

The S-8240AAI-I6T1U is commonly used in various applications, including: 1. Battery-powered devices: It helps prevent unexpected shutdowns and data loss by providing a reset signal when the battery voltage drops below a safe level. 2. Industrial control systems: The watchdog timer feature ensures continuous operation by resetting the system if the microcontroller becomes unresponsive. 3. Automotive electronics: It enhances the reliability of automotive systems by monitoring critical voltages and initiating resets when necessary. 4. Home automation: The IC can be utilized to monitor power supply levels in smart home devices, ensuring stable operation.

Detailed and Complete Alternative Models

  1. S-8254AAI-I6T1U: Similar to the S-8240AAI-I6T1U, but with an extended operating temperature range (-40°C to +105°C).
  2. S-8232AAI-I6T1U: Low-power voltage detector without the watchdog timer functionality.
  3. S-8261AAI-I6T1U: Voltage detector with adjustable detection voltage levels.

(Note: These alternative models are provided for reference purposes and may have different specifications and features.)

This entry provides comprehensive information about the S-8240AAI-I6T1U IC, including its basic overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von S-8240AAI-I6T1U in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of S-8240AAI-I6T1U in technical solutions:

Q1: What is the S-8240AAI-I6T1U? A1: The S-8240AAI-I6T1U is a voltage detector IC (integrated circuit) that monitors the power supply voltage and provides an output signal when the voltage drops below a certain threshold.

Q2: What is the typical operating voltage range for the S-8240AAI-I6T1U? A2: The typical operating voltage range for the S-8240AAI-I6T1U is 1.6V to 6.0V.

Q3: How does the S-8240AAI-I6T1U detect voltage drops? A3: The S-8240AAI-I6T1U uses a built-in voltage reference and comparator to monitor the input voltage. When the voltage drops below the set threshold, it triggers an output signal.

Q4: Can the threshold voltage be adjusted in the S-8240AAI-I6T1U? A4: No, the threshold voltage in the S-8240AAI-I6T1U is fixed and cannot be adjusted.

Q5: What is the output type of the S-8240AAI-I6T1U? A5: The S-8240AAI-I6T1U has an open-drain output, which means it can be connected to other devices or circuits for further processing.

Q6: What is the maximum current that the S-8240AAI-I6T1U can sink? A6: The S-8240AAI-I6T1U can sink a maximum current of 50mA.

Q7: Can the S-8240AAI-I6T1U be used in battery-powered applications? A7: Yes, the S-8240AAI-I6T1U is suitable for battery-powered applications as it has a low operating current and can help monitor the battery voltage.

Q8: Is the S-8240AAI-I6T1U polarity-sensitive? A8: No, the S-8240AAI-I6T1U is not polarity-sensitive. It can be connected to the power supply in either direction.

Q9: What is the temperature range for the S-8240AAI-I6T1U? A9: The S-8240AAI-I6T1U has an operating temperature range of -40°C to +85°C.

Q10: Can the S-8240AAI-I6T1U be used in automotive applications? A10: Yes, the S-8240AAI-I6T1U is suitable for automotive applications as it meets the AEC-Q100 automotive reliability standards.

Please note that these answers are general and may vary depending on the specific requirements and datasheet of the S-8240AAI-I6T1U.