S-8261ACYMD-G4YT2U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Voltage Detector with Delay Circuit and Reset Output
• Package: SOP-4
• Essence: This IC is designed to monitor the voltage level of a power supply and provide a reset signal when the voltage drops below a certain threshold.
• Packaging/Quantity: Available in tape and reel packaging, with 3,000 units per reel.

Specifications

• Supply Voltage Range: 0.8V to 10.0V
• Detection Voltage Range: 0.6V to 9.0V (in 0.1V steps)
• Detection Voltage Accuracy: ±1.5%
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 0.7μA (typical)

Detailed Pin Configuration

The S-8261ACYMD-G4YT2U IC has the following pin configuration: 1. VDD: Power supply input 2. GND: Ground reference 3. RESET: Reset output 4. DET: Voltage detection input

Functional Features

• Low Voltage Detection: Monitors the input voltage and provides a reset signal when it falls below the set threshold.
• Delay Circuit: Incorporates a delay time to prevent false resets during temporary voltage fluctuations.
• Reset Output: Provides a low-level reset signal to the connected system when the voltage drops below the detection threshold.

Advantages

• Wide Supply Voltage Range: Can operate with a supply voltage as low as 0.8V, making it suitable for various applications.
• Accurate Voltage Detection: Offers a high level of accuracy in detecting voltage levels, ensuring reliable operation.
• Low Quiescent Current: Consumes minimal current during standby, contributing to energy efficiency.

Disadvantages

• Limited Detection Voltage Range: The detection voltage range is limited to 0.6V to 9.0V, which may not be suitable for all applications requiring lower or higher thresholds.
• Single Reset Output: Provides only one reset output, limiting its use in systems that require multiple reset signals.

Working Principles

The S-8261ACYMD-G4YT2U operates by continuously monitoring the input voltage through the DET pin. When the voltage falls below the set detection threshold, the IC triggers the delay circuit. After a specified delay time, the RESET pin outputs a low-level reset signal. This signal can be used to reset microcontrollers, logic circuits, or other connected devices.

Detailed Application Field Plans

The S-8261ACYMD-G4YT2U IC finds applications in various fields, including: 1. Battery-Powered Devices: Used to monitor battery voltage and initiate a reset when it drops below a critical level. 2. Industrial Control Systems: Ensures reliable operation by providing a reset signal when the power supply voltage becomes unstable. 3. Automotive Electronics: Protects sensitive electronic components from voltage fluctuations and initiates system resets if necessary. 4. Home Appliances: Monitors power supply voltage to prevent damage to appliances and provide a safe reset mechanism.

Detailed and Complete Alternative Models

1. S-8261ABD-G4B-T2: Similar low voltage detector with a different package (SOT-23-5).
2. S-8261AAD-G4B-T2: Low voltage detector with adjustable detection voltage and a different package (SOT-23-5).
3. S-8261ACMMD-G4BT2G: Low voltage detector with a built-in watchdog timer and a different package (SOP-8).

(Note: These alternative models are provided as examples and may have different specifications and features.)

This entry provides an overview of the S-8261ACYMD-G4YT2U IC, including its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.