TLC7705IPWG4

Product Overview

Category

TLC7705IPWG4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage supervisor and reset generator.

Characteristics

• Voltage monitoring: TLC7705IPWG4 monitors the supply voltage and generates a reset signal when the voltage falls below a specified threshold.
• Precision: It provides accurate voltage monitoring with a low voltage threshold accuracy.
• Low power consumption: The device operates at low power, making it suitable for battery-powered applications.
• Wide operating range: It can operate within a wide voltage range, making it versatile for various applications.

Package

TLC7705IPWG4 is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of TLC7705IPWG4 lies in its ability to monitor the supply voltage and generate a reset signal, ensuring proper functioning of electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of units per package.

Specifications

• Supply voltage range: 2.7V to 18V
• Reset threshold voltage options: 4.55V, 4.65V, 4.75V, 4.85V, 4.95V, 5.05V, 5.15V, 5.25V
• Reset timeout delay: 200ms, 400ms, 800ms, or adjustable
• Operating temperature range: -40°C to +125°C
• Output type: Active-low push-pull or open-drain

Detailed Pin Configuration

1. GND: Ground connection
2. VDD: Positive supply voltage input
3. MR: Manual reset input
4. RESET: Reset output
5. TH: Threshold voltage selection input

Functional Features

• Voltage monitoring: TLC7705IPWG4 continuously monitors the supply voltage.
• Reset generation: When the supply voltage falls below the threshold voltage, it generates a reset signal.
• Manual reset: The MR pin allows for manual reset control.
• Adjustable timeout delay: The reset timeout delay can be adjusted according to the application requirements.
• Output options: It provides both active-low push-pull and open-drain output configurations.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring ensures reliable system operation.
• Low power consumption makes it suitable for battery-powered devices.
• Wide operating range allows for versatile applications.
• Small package size saves board space.

Disadvantages

• Limited number of threshold voltage options.
• Lack of built-in hysteresis may require additional external components for noise immunity.

Working Principles

TLC7705IPWG4 operates by comparing the supply voltage with the selected threshold voltage. When the supply voltage drops below the threshold, the reset output is activated. The reset remains active until the supply voltage rises above the threshold or a manual reset signal is applied.

Detailed Application Field Plans

TLC7705IPWG4 finds applications in various fields, including: 1. Automotive electronics: Used for voltage monitoring and reset generation in automotive systems. 2. Industrial control systems: Ensures proper functioning of industrial control equipment by monitoring the supply voltage. 3. Consumer electronics: Provides voltage supervision in devices such as home appliances and audio/video equipment. 4. Medical devices: Monitors voltage levels in medical equipment to ensure patient safety.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to TLC7705IPWG4 include: - MAX823: Voltage supervisor with adjustable reset timeout delay. - ADM708: Precision voltage monitor with adjustable threshold voltage. - MCP131: Low-power voltage supervisor with multiple threshold voltage options.

(Note: The alternative models mentioned above are for illustrative purposes and may vary in specifications and features. It is recommended to refer to the respective datasheets for detailed information.)

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