TCM811FERCTR - English Editing Encyclopedia Entry

Product Overview

Product Name: TCM811FERCTR
Category: Integrated Circuits (ICs)
Use: Voltage Supervisors
Characteristics: Low Power, Precision Reset Circuit
Package: SOT-23-5
Essence: Monitors voltage levels and provides a reset signal when the voltage falls below a specified threshold.
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 6.0V
• Threshold Voltage Options: 2.63V, 2.93V, 3.08V, 3.30V, 4.38V, 4.63V, 4.88V, 5.00V
• Reset Timeout Period: 140ms, 280ms, 560ms, 1120ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TCM811FERCTR is a 5-pin device with the following pin configuration:

1. GND (Ground)
2. MR (Manual Reset Input)
3. VDD (Supply Voltage)
4. RESET (Reset Output)
5. RESET (Open Drain Reset Output)

Functional Features

• Monitors supply voltage and generates a reset signal when voltage drops below the set threshold.
• Provides manual reset capability through the MR pin.
• Open drain reset output allows for easy interfacing with other devices.
• Low power consumption makes it suitable for battery-powered applications.
• Precision voltage monitoring ensures accurate reset triggering.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for versatile usage. - Multiple threshold voltage options cater to different application requirements. - Reset timeout period can be adjusted to suit specific needs. - Small SOT-23-5 package offers space-saving benefits. - Low power consumption extends battery life.

Disadvantages: - Limited number of threshold voltage options available. - Reset timeout period options may not cover all possible requirements. - Lack of additional features like hysteresis or adjustable delay.

Working Principles

The TCM811FERCTR operates by continuously monitoring the supply voltage. When the voltage falls below the set threshold, the reset circuit triggers and generates a reset signal. This signal remains active until the voltage rises above the threshold or a manual reset is initiated through the MR pin.

Detailed Application Field Plans

The TCM811FERCTR finds applications in various fields, including:

1. Microcontrollers and Digital Systems:

   • Ensures proper system initialization by providing a reliable reset signal during power-up or voltage drops.
   • Protects data integrity by preventing erratic behavior when the supply voltage is insufficient.

2. Battery-Powered Devices:

   • Maximizes battery life by efficiently monitoring voltage levels and initiating a reset when necessary.
   • Ideal for portable electronics, IoT devices, and wearables.

3. Industrial Control Systems:

   • Guarantees stable operation of critical equipment by resetting the system in case of voltage fluctuations or power interruptions.
   • Enhances system reliability and reduces downtime.

Detailed and Complete Alternative Models

1. TCM809SERCTR: Similar functionality with different threshold voltage options.
2. TCM803SERCTR: Offers adjustable reset timeout period.
3. TCM828SCLWTR: Provides additional features like adjustable hysteresis and watchdog timer.

These alternative models offer similar voltage supervisory functions and can be considered based on specific application requirements.

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