TLC7705QDG4

Product Overview

Category

TLC7705QDG4 belongs to the category of voltage supervisors.

Use

This product is primarily used for monitoring and controlling the voltage levels in electronic systems.

Characteristics

• Voltage supervision: TLC7705QDG4 ensures that the voltage levels remain within specified limits.
• Reset generation: It generates a reset signal when the voltage falls below a predetermined threshold.
• Low power consumption: The device operates with low power consumption, making it suitable for battery-powered applications.
• Wide operating voltage range: It can operate within a wide range of input voltages.
• Adjustable reset threshold: The reset threshold can be adjusted to suit specific requirements.

Package

TLC7705QDG4 is available in a small outline package (SOIC) with 8 pins.

Essence

The essence of TLC7705QDG4 lies in its ability to monitor voltage levels and generate reset signals, ensuring proper functioning of electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply voltage range: 2.7V to 18V
• Reset threshold voltage options: 2.93V, 3.08V, 3.15V, 3.3V, 3.63V, 4.38V, 4.63V, 4.75V
• Operating temperature range: -40°C to +85°C
• Quiescent current: 20µA (typical)

Detailed Pin Configuration

1. GND: Ground pin
2. VDD: Positive supply voltage pin
3. MR: Manual reset input pin
4. RESET: Reset output pin
5. TH: Threshold voltage selection pin
6. TRIP: Trip point output pin
7. VDD: Positive supply voltage pin
8. GND: Ground pin

Functional Features

• Voltage monitoring: TLC7705QDG4 continuously monitors the input voltage.
• Reset generation: It generates a reset signal when the voltage falls below the threshold.
• Manual reset: The device can be manually reset by applying a low-level signal to the MR pin.
• Threshold selection: The TH pin allows for the selection of different threshold voltages.
• Trip point output: The TRIP pin provides an indication when the voltage crosses the threshold.

Advantages and Disadvantages

Advantages

• Reliable voltage supervision ensures system stability.
• Low power consumption extends battery life in portable applications.
• Adjustable reset threshold allows customization.
• Wide operating voltage range accommodates various systems.

Disadvantages

• Limited number of available threshold voltage options.
• Lack of advanced features compared to more sophisticated voltage supervisors.

Working Principles

TLC7705QDG4 operates by comparing the input voltage with the selected threshold voltage. When the input voltage drops below the threshold, the device generates a reset signal. This signal remains active until the input voltage rises above the threshold or a manual reset is applied.

Detailed Application Field Plans

TLC7705QDG4 finds applications in various electronic systems where voltage monitoring and reset generation are critical. Some potential application fields include: - Microcontrollers and microprocessors - Power management systems - Industrial control systems - Automotive electronics - Battery-powered devices

Detailed and Complete Alternative Models

1. TL7702AIP: Similar functionality with a different pin configuration.
2. MAX823: Voltage supervisor with additional features like watchdog timer and power-on reset delay.
3. ADM6315: Precision voltage monitor with adjustable reset threshold and manual reset option.

These alternative models offer similar voltage supervision capabilities but may have different specifications and pin configurations.

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