S-8209AAJ-I8T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Detector with Delay Circuit and Output Driver
• Characteristics:
  • Low supply current
  • Wide operating voltage range
  • Built-in delay circuit
  • Open-drain output
• Package: SOT-89-5
• Essence: This IC is designed to detect the voltage level of a power supply and provide a delayed output signal.
• Packaging/Quantity: The S-8209AAJ-I8T1U is typically sold in reels containing 3000 units.

Specifications

• Supply Voltage Range: 2.0V to 6.0V
• Detection Voltage Accuracy: ±1.5%
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1.0µA (typical)
• Output Current: 50mA (maximum)

Detailed Pin Configuration

The S-8209AAJ-I8T1U has a total of 5 pins, which are labeled as follows:

1. VDD: Power supply input pin
2. GND: Ground pin
3. VIN: Voltage detection input pin
4. OUT: Output pin
5. DELAY: Delay time setting pin

Functional Features

• Voltage Detection: The IC monitors the voltage level at the VIN pin and compares it with a reference voltage to determine if it is above or below the detection threshold.
• Delay Circuit: The built-in delay circuit ensures that the output signal remains stable for a specified period after the voltage level crosses the detection threshold.
• Output Driver: The open-drain output pin (OUT) can sink current up to 50mA, allowing it to drive external devices such as LEDs or relays.

Advantages and Disadvantages

Advantages: - Low supply current ensures minimal power consumption. - Wide operating voltage range allows for versatile applications. - Built-in delay circuit provides stability in voltage detection. - Open-drain output enables easy interfacing with other devices.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Accuracy of the detection voltage may vary slightly.

Working Principles

The S-8209AAJ-I8T1U operates by continuously monitoring the voltage level at the VIN pin. When the voltage crosses the detection threshold, the IC triggers the built-in delay circuit. This delay ensures that the output signal remains stable for a specified period, preventing false triggering due to voltage fluctuations or noise. The open-drain output pin sinks current when activated, allowing it to control external devices.

Detailed Application Field Plans

The S-8209AAJ-I8T1U finds applications in various fields, including but not limited to: 1. Battery-powered devices: It can be used to monitor battery voltage and trigger actions based on the detected levels. 2. Power management systems: The IC can be employed to detect power supply failures or abnormal voltage conditions. 3. Industrial automation: It can be integrated into control circuits to monitor and respond to voltage variations in industrial equipment.

Detailed and Complete Alternative Models

1. S-8209BAJ-I8T1U: Similar to S-8209AAJ-I8T1U, but with a different package (SOT-23-5).
2. S-8209CAJ-I8T1U: Enhanced version with higher accuracy and extended temperature range.
3. S-8209DAJ-I8T1U: Lower power consumption variant with reduced quiescent current.

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

This entry provides an overview of the S-8209AAJ-I8T1U, an integrated circuit used for voltage detection with a delay circuit and output driver. It includes information on its basic characteristics, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.