S-80838CNY-B2-U

Product Overview

Category

S-80838CNY-B2-U belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for voltage detection and reset functions in electronic devices.

Characteristics

• Voltage detection range: 1.6V to 6.0V
• Accuracy: ±2%
• Low current consumption: 1.0µA (typical)
• Small package size: SOT-23-5
• Built-in delay circuit: 200ms (typical)

Package

The S-80838CNY-B2-U IC is packaged in a SOT-23-5 package, which is a small surface-mount package with five pins.

Essence

The essence of this product lies in its ability to accurately detect voltage levels and provide a reset signal to the connected device.

Packaging/Quantity

The S-80838CNY-B2-U IC is typically available in reels containing 3,000 units per reel.

Specifications

• Supply voltage range: 1.6V to 6.0V
• Operating temperature range: -40°C to +85°C
• Output type: Active low
• Quiescent current: 1.0µA (typical)
• Reset threshold voltage options: 2.0V, 2.3V, 2.6V, 2.8V, 3.0V, 4.0V, 4.6V, 5.0V

Detailed Pin Configuration

The S-80838CNY-B2-U IC has the following pin configuration:

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| | --|----|-- |____| | | |__| ```

Pin 1: VDD (Supply voltage) Pin 2: GND (Ground) Pin 3: RESET (Reset output) Pin 4: VOUT (Voltage detection output) Pin 5: MR (Manual reset input)

Functional Features

1. Voltage Detection: The IC accurately detects the input voltage level within the specified range.
2. Reset Signal Generation: Upon detecting a voltage below the threshold, the IC generates a reset signal to initiate a system reset.
3. Built-in Delay Circuit: The IC incorporates a delay circuit to ensure stable operation and prevent false resets.
4. Low Power Consumption: With a quiescent current of only 1.0µA, the IC minimizes power consumption in battery-powered applications.

Advantages and Disadvantages

Advantages

• Wide voltage detection range allows for versatile use in various electronic devices.
• Accurate voltage detection with low tolerance ensures reliable performance.
• Small package size enables space-saving integration into compact designs.
• Low power consumption prolongs battery life in portable applications.

Disadvantages

• Limited reset threshold voltage options may not cater to all specific voltage requirements.
• Lack of adjustable delay time limits customization for certain applications.

Working Principles

The S-80838CNY-B2-U IC operates by continuously monitoring the input voltage level. When the voltage falls below the preset threshold, the IC generates a reset signal, which can be used to initiate a system reset or perform other necessary actions. The built-in delay circuit ensures that the reset signal remains stable for a specified duration, preventing false resets caused by temporary voltage fluctuations.

Detailed Application Field Plans

The S-80838CNY-B2-U IC finds application in various electronic devices where voltage detection and reset functions are required. Some potential application fields include:

1. Microcontrollers: The IC can be used to monitor the power supply voltage of microcontrollers and initiate a reset if the voltage drops below a certain level.
2. Battery-Powered Devices: Portable devices such as smartphones, tablets, and wearables can benefit from the IC's low power consumption and accurate voltage detection for efficient battery management.
3. Industrial Control Systems: The IC can be utilized in industrial control systems to monitor power supply voltages and ensure reliable operation of critical equipment.

Detailed and Complete Alternative Models

1. S-80838CNY-B2-T: Similar to S-80838CNY-B2-U, but with an active-high reset output.
2. S-80838CNY-B2-R: Similar to S-80838CNY-B2-U, but with a wider voltage detection range (0.9V to 6.0V).
3. S-80838CNY-B2-X: Similar to S-80838CNY-B2-U, but with adjustable delay time.

These alternative models provide flexibility in terms of output polarity, voltage range, and delay customization, catering to different application requirements.

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