S-80854CNUA-B9FT2G

Product Overview

Category

S-80854CNUA-B9FT2G 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
• Low supply current: 1.0µA (typ.)
• Accuracy: ±2.0%
• Reset output type: N-channel open drain
• Package type: SOT-89-5
• RoHS compliant

Package and Quantity

The S-80854CNUA-B9FT2G IC is available in a SOT-89-5 package. It is typically sold in reels containing 3,000 units.

Specifications

• Supply voltage range: 1.6V to 6.0V
• Operating temperature range: -40°C to +85°C
• Quiescent current: 1.0µA (typ.)
• Output voltage accuracy: ±2.0%
• Reset threshold voltage options: 2.0V, 2.3V, 2.5V, 2.8V, 3.0V, 3.1V, 3.3V, 4.0V, 4.6V, 5.0V
• Reset output type: N-channel open drain
• Power-on reset delay time: 100ms (typ.)

Detailed Pin Configuration

The S-80854CNUA-B9FT2G IC has the following pin configuration:

1. VDD: Supply voltage input
2. GND: Ground reference
3. RESET: Reset output
4. MR: Manual reset input
5. VOUT: Output voltage

Functional Features

• Voltage detection: The IC monitors the input voltage and provides a reset signal when it falls below the specified threshold.
• Reset output: The N-channel open drain output can be connected to other devices for system reset or power-on reset functions.
• Manual reset: The MR pin allows for manual reset control, overriding the automatic voltage detection.

Advantages and Disadvantages

Advantages

• Wide voltage detection range
• Low supply current consumption
• Accurate voltage detection with ±2.0% accuracy
• Flexible reset threshold voltage options
• RoHS compliant

Disadvantages

• Limited package options
• No built-in hysteresis for voltage detection

Working Principles

The S-80854CNUA-B9FT2G IC works by continuously monitoring the input voltage. When the voltage drops below the programmed threshold, the reset output is activated, signaling a low voltage condition. The IC operates with low quiescent current, ensuring minimal power consumption.

Detailed Application Field Plans

The S-80854CNUA-B9FT2G IC 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 reliable reset signal during power-up or voltage fluctuations.
3. Industrial automation systems: Monitoring power supply integrity and initiating system resets if necessary.
4. Automotive electronics: Protecting sensitive components from voltage drops and ensuring safe operation.

Detailed and Complete Alternative Models

1. S-80850CNUA-B9JT2G: Similar voltage detection and reset IC with different package (SOT-23-5).
2. S-80856CNUA-B9PT2G: Higher accuracy voltage detection IC with ±1.0% accuracy.
3. S-80852CNUA-B9KT2G: Lower voltage detection range IC with a threshold of 1.0V to 4.5V.

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

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