TC1271AMCVCTTR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, high-accuracy, reset output
• Package: SOT-23-5
• Essence: Monitors voltage levels and provides a reset signal when necessary
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Reset Threshold Voltage Options: 2.63V, 2.93V, 3.08V, 4.38V
• Reset Timeout Period Options: 140ms, 280ms, 560ms, 1120ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC1271AMCVCTTR has the following pin configuration:

1. VDD: Supply Voltage Input
2. GND: Ground
3. MR: Manual Reset Input
4. RESET: Reset Output
5. VBAT: Battery Voltage Input

Functional Features

• Monitors the supply voltage and asserts the reset output when it falls below the specified threshold.
• Provides a manual reset input for immediate system reset.
• Offers multiple reset threshold voltage and timeout period options for flexibility.

Advantages

• Low-power consumption, suitable for battery-powered applications.
• High accuracy in monitoring voltage levels.
• Small package size allows for space-efficient designs.
• Wide operating temperature range enables usage in various environments.

Disadvantages

• Limited number of reset threshold voltage and timeout period options.
• Requires an external pull-up resistor for proper operation.

Working Principles

The TC1271AMCVCTTR operates by continuously monitoring the supply voltage using an internal voltage reference. When the voltage falls below the programmed threshold, the reset output is asserted. The reset remains active until the voltage rises above the threshold or a manual reset signal is received.

Detailed Application Field Plans

The TC1271AMCVCTTR is commonly used in various applications where reliable voltage monitoring and system reset functionality are required. Some typical application fields include:

1. Battery-powered devices: Ensures proper operation by monitoring battery voltage and initiating a reset when necessary.
2. Microcontroller systems: Protects the microcontroller from operating at low voltages, preventing data corruption or erratic behavior.
3. Industrial automation: Provides a fail-safe mechanism by resetting the system in case of power supply fluctuations or failures.
4. Automotive electronics: Monitors critical voltage levels to prevent damage to sensitive components and ensure safe operation.

Detailed and Complete Alternative Models

1. MAX809: Voltage Supervisor IC with similar features and package options.
2. ADM708: Low-power Voltage Monitor IC with adjustable reset threshold and timeout period.
3. MCP101: Precision Voltage Detector IC with programmable reset delay and manual reset input.

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