S-8209AAZ-I8T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Detector with Delay Circuit and Output Driver
• Characteristics:
  • Low power consumption
  • Wide operating voltage range
  • Built-in delay circuit
  • Small package size
• 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: Available in tape and reel packaging, with 3000 units per reel.

Specifications

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

Detailed Pin Configuration

The S-8209AAZ-I8T1U IC has a total of 5 pins: 1. VDD: Power supply input pin 2. GND: Ground pin 3. VIN: Voltage detection input pin 4. VOUT: Delayed output pin 5. EN: Enable pin for controlling the output

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.
• Delayed output: When the voltage at VIN crosses the detection threshold, the IC activates a built-in delay circuit before providing an output signal at the VOUT pin.
• Output driver: The IC can drive external loads up to 50mA, making it suitable for various applications.

Advantages and Disadvantages

Advantages: - Low power consumption enables energy-efficient operation. - Wide operating voltage range allows compatibility with different power supply systems. - Built-in delay circuit provides flexibility in timing requirements. - Small package size saves board space and facilitates compact designs.

Disadvantages: - Limited output current may restrict usage in high-power applications. - Detection voltage accuracy of ±1.5% may not be suitable for highly precise voltage monitoring.

Working Principles

The S-8209AAZ-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. After the specified delay time, an output signal is provided at the VOUT pin. The EN pin can be used to enable or disable the output driver.

Detailed Application Field Plans

The S-8209AAZ-I8T1U IC finds applications in various fields, including: 1. Battery-powered devices: It can be used to monitor battery voltage and provide a delayed signal for low battery indication. 2. Power supply systems: The IC can detect power supply failures and trigger appropriate actions, such as switching to a backup power source. 3. Industrial automation: It can be employed in control circuits to monitor voltage levels and initiate specific operations based on the detected conditions.

Detailed and Complete Alternative Models

1. S-8209ABZ-I8T1U: Similar to S-8209AAZ-I8T1U but with a different detection voltage accuracy of ±2.0%.
2. S-8209ACZ-I8T1U: Offers higher output current capability of 100mA (max) but with a slightly larger package size (SOT-23-5).

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