S-80921CNNB-G8RT2G

Product Overview

Category

S-80921CNNB-G8RT2G belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Voltage detection range: 1.6V to 5.0V
• Low supply current: 1.0µA (typ.)
• High accuracy: ±1.0% (±50mV) (at Ta = 25°C)
• Built-in delay circuit: 200ms (typ.)
• Small package size: SOT-23-5

Package

The S-80921CNNB-G8RT2G is packaged in a compact SOT-23-5 package, which provides ease of integration into various electronic devices.

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.

Packaging/Quantity

The S-80921CNNB-G8RT2G is typically available in reels containing 3000 units per reel.

Specifications

• Supply voltage range: 1.6V to 5.5V
• Operating temperature range: -40°C to +85°C
• Output type: Active low
• Quiescent current: 1.0µA (typ.)
• Reset threshold voltage options: 2.3V, 2.7V, 3.1V, 4.0V, 4.6V
• Delay time: 200ms (typ.)

Detailed Pin Configuration

The S-80921CNNB-G8RT2G has the following pin configuration:

1. VDD (Supply voltage)
2. GND (Ground)
3. RESET (Reset output)
4. SENSE (Voltage detection input)
5. NC (No connection)

Functional Features

• Accurate voltage detection: The S-80921CNNB-G8RT2G can detect voltage levels within the specified range with high accuracy.
• Reset signal generation: When the voltage falls below the threshold, the device generates a reset signal to initiate appropriate actions.
• Low power consumption: With a quiescent current of only 1.0µA, this product ensures minimal power consumption in electronic devices.

Advantages and Disadvantages

Advantages

• Wide voltage detection range
• High accuracy
• Low power consumption
• Compact package size for easy integration

Disadvantages

• Limited reset threshold voltage options
• Noisy environments may affect accuracy

Working Principles

The S-80921CNNB-G8RT2G operates by continuously monitoring the voltage level at the SENSE pin. When the voltage falls below the preset threshold, the RESET pin is activated, generating a reset signal. This signal can be used to trigger various actions, such as system initialization or fault recovery.

Detailed Application Field Plans

The S-80921CNNB-G8RT2G finds applications in various electronic devices where voltage detection and reset functions are required. Some potential application fields include:

1. Battery-powered devices: Ensuring proper operation and preventing damage due to low battery voltage.
2. Microcontrollers and microprocessors: Providing a reset signal to initiate system startup or recovery after power interruptions.
3. Industrial control systems: Monitoring voltage levels in critical components and triggering appropriate actions in case of voltage fluctuations.

Detailed and Complete Alternative Models

1. S-80920CNNB-G8RT2G: Similar to S-80921CNNB-G8RT2G but with a different reset threshold voltage range.
2. S-80922CNNB-G8RT2G: Similar to S-80921CNNB-G8RT2G but with a different reset threshold voltage range and additional features.

These alternative models offer similar functionality and can be considered as alternatives based on specific application requirements.

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