S-80844KLY-B2-U

Product Overview

Category

S-80844KLY-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 supply current: 1.0μA (typ.)
• Small package size: SOT-23-5
• Built-in delay circuit: 200ms (typ.)

Package and Quantity

The S-80844KLY-B2-U IC is packaged in a SOT-23-5 package. Each package contains one IC.

Essence

The essence of this product lies in its ability to accurately detect voltage levels and provide reset signals to ensure proper functioning of electronic devices.

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)
• Power consumption: 1.0μA (typ.)
• Delay time: 200ms (typ.)
• Pin count: 5

Detailed Pin Configuration

The S-80844KLY-B2-U 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 (unused pin)

Functional Features

• Accurate voltage detection within the specified range
• Provides a reset signal when the voltage drops below the threshold
• Built-in delay circuit prevents false resets due to momentary voltage fluctuations
• Low supply current ensures minimal power consumption
• Compact package size allows for easy integration into various electronic devices

Advantages and Disadvantages

Advantages

• Accurate voltage detection with a small tolerance of ±2%
• Low power consumption helps prolong battery life in portable devices
• Built-in delay circuit prevents false resets, ensuring reliable operation
• Compact package size enables space-saving designs

Disadvantages

• Limited voltage detection range (1.6V to 6.0V)
• Active low reset output may not be suitable for all applications
• No adjustable threshold voltage option

Working Principles

The S-80844KLY-B2-U IC works based on a voltage divider network connected to the SENSE pin. When the input voltage exceeds the preset threshold, the internal comparator triggers the RESET pin to go low, indicating a reset condition. The built-in delay circuit ensures that momentary voltage fluctuations do not trigger false resets.

Detailed Application Field Plans

The S-80844KLY-B2-U IC finds applications in various electronic devices where accurate voltage detection and reset functions are required. Some potential application fields include:

1. Battery-powered devices: Ensures proper shutdown or reset when the battery voltage drops below a certain level.
2. Microcontrollers and microprocessors: Provides a reliable reset signal during power-up or voltage fluctuations.
3. Industrial control systems: Monitors supply voltages to prevent malfunctions or damage to sensitive components.
4. Automotive electronics: Detects abnormal voltage conditions and triggers appropriate actions for safety and protection.

Detailed and Complete Alternative Models

1. S-80844KLU-B2-T: Similar to S-80844KLY-B2-U but with an active high reset output.
2. S-80844KMY-B2-T: Offers a wider voltage detection range of 0.9V to 10.0V.
3. S-80844KRY-B2-T: Provides an adjustable threshold voltage option for greater flexibility.

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

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