S-80921CNPF-G8RTFU

Product Overview

Category

S-80921CNPF-G8RTFU 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: 1.2V to 6.0V
• Accuracy: ±1.0%
• Low supply current: 1.0μA (typical)
• Reset output type: active low
• Operating temperature range: -40°C to +85°C

Package

The S-80921CNPF-G8RTFU IC is available in a small surface-mount package, specifically the SOT-23-5 package.

Essence

The essence of this product lies in its ability to accurately detect voltage levels and provide a reset signal when necessary, ensuring proper functioning of electronic devices.

Packaging/Quantity

The S-80921CNPF-G8RTFU IC is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Supply voltage range: 1.2V to 6.0V
• Quiescent current: 1.0μA (typical)
• Threshold voltage options: 2.3V, 2.7V, 3.0V, 3.1V, 4.0V, 4.6V, 5.0V
• Output type: open-drain
• Output voltage: Vcc - 0.3V (max)
• Power-on reset delay time: 200ms (typical)

Detailed Pin Configuration

The S-80921CNPF-G8RTFU IC has the following pin configuration:

1. GND (Ground)
2. VDD (Supply Voltage)
3. RESET (Reset Output)
4. VOUT (Voltage Detection Output)
5. SENSE (Voltage Detection Threshold Selection)

Functional Features

• Voltage detection: The IC accurately detects the input voltage level within the specified range.
• Reset signal generation: When the detected voltage falls below the threshold, the IC generates a reset signal to initiate a system reset.
• Low power consumption: The IC operates with low quiescent current, minimizing power consumption in electronic devices.

Advantages and Disadvantages

Advantages

• Wide voltage detection range allows for versatile applications.
• Accurate voltage detection ensures reliable performance.
• Low power consumption prolongs battery life in portable devices.
• Small package size enables space-saving designs.

Disadvantages

• Limited threshold voltage options may not cater to all specific requirements.
• Open-drain output may require additional components for certain applications.

Working Principles

The S-80921CNPF-G8RTFU IC works by continuously monitoring the input voltage through the SENSE pin. Once the voltage drops below the selected threshold, the IC triggers the RESET pin to generate a reset signal. This signal can be used to restart or reinitialize the connected electronic device.

Detailed Application Field Plans

The S-80921CNPF-G8RTFU IC finds applications in various electronic devices where voltage monitoring and reset functionality are crucial. Some potential application fields include:

1. Microcontrollers and microprocessors
2. Power management systems
3. Battery-powered devices
4. Industrial automation equipment
5. Automotive electronics
6. Consumer electronics

Detailed and Complete Alternative Models

1. S-80920CNPF-G8RTFU: Similar to S-80921CNPF-G8RTFU but with different threshold voltage options.
2. S-80922CNPF-G8RTFU: Similar to S-80921CNPF-G8RTFU but with additional features such as adjustable reset delay time.
3. S-80923CNPF-G8RTFU: Similar to S-80921CNPF-G8RTFU but with higher accuracy and wider operating temperature range.

These alternative models provide similar voltage detection and reset functionality, catering to different application requirements.

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