S-80822CNUA-B8HT2U

Product Overview

Category

S-80822CNUA-B8HT2U belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Voltage detection range: 1.6V to 6.0V
• Accuracy: ±1.0%
• Low supply current: 1.0μA (typ.)
• Small package size: SOT-89-5
• Built-in delay circuit: 200ms (typ.)

Package and Quantity

The S-80822CNUA-B8HT2U IC is packaged in a SOT-89-5 package. Each package contains one IC.

Essence

The essence of this product lies in its ability to accurately detect voltage levels within a specified range and provide a reset signal when necessary.

Specifications

• Supply voltage range: 1.6V to 6.0V
• Operating temperature range: -40°C to +85°C
• Output type: Active low
• Output current: 10mA (max)
• Quiescent current: 1.0μA (typ.)
• Delay time: 200ms (typ.)
• Pin count: 5

Detailed Pin Configuration

The S-80822CNUA-B8HT2U IC has the following pin configuration:

1. VDD: Supply voltage input
2. GND: Ground reference
3. RESET: Active low reset output
4. SENSE: Voltage detection input
5. NC: No connection

Functional Features

• Accurate voltage detection: The IC can detect voltage levels within the specified range with high precision.
• Reset function: When the voltage falls below the detection threshold, the IC provides an active low reset signal.
• Low power consumption: The IC operates with a very low supply current, making it suitable for battery-powered devices.
• Built-in delay circuit: The IC incorporates a delay circuit to prevent false resets caused by voltage fluctuations.

Advantages and Disadvantages

Advantages

• Accurate voltage detection ensures reliable operation of electronic devices.
• Low power consumption prolongs battery life in portable applications.
• Small package size allows for space-saving integration into compact designs.
• Built-in delay circuit prevents false resets, enhancing system stability.

Disadvantages

• Limited voltage detection range may not be suitable for certain applications requiring higher or lower voltages.
• Active low reset output may not be compatible with systems that require an active high reset signal.

Working Principles

The S-80822CNUA-B8HT2U IC works based on a voltage divider network connected to the SENSE pin. When the input voltage exceeds the detection threshold, the internal comparator triggers the RESET output to go low, indicating a reset condition. The built-in delay circuit ensures that momentary voltage fluctuations do not cause false resets.

Detailed Application Field Plans

The S-80822CNUA-B8HT2U IC finds applications in various electronic devices where accurate voltage detection and reset functions are required. Some potential application fields include:

1. Microcontrollers: Ensuring proper initialization and safe operation by providing a reset signal when the supply voltage drops below a specified level.
2. Power management systems: Monitoring battery voltage levels and triggering appropriate actions, such as shutting down non-essential circuits to conserve power.
3. Industrial automation: Detecting voltage anomalies in control systems and initiating corrective measures to prevent equipment damage or malfunction.

Detailed and Complete Alternative Models

1. S-80822CNUA-B8IT2U: Similar to S-80822CNUA-B8HT2U but with a higher operating temperature range (-40°C to +105°C).
2. S-80822CNUA-B8JT2U: Similar to S-80822CNUA-B8HT2U but with a lower voltage detection range (1.0V to 5.5V).
3. S-80822CNUA-B8KT2U: Similar to S-80822CNUA-B8HT2U but with a shorter delay time (100ms).

These alternative models offer similar functionality with slight variations in specifications to cater to different application requirements.

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