TC1270ANTCVCTTR

Product Overview

• Category: Integrated Circuit
• Use: Voltage Supervisor
• Characteristics: Low Power, Precision Monitoring, 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 Options: 2.93V, 3.08V, 4.38V, 4.63V
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC1270ANTCVCTTR 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.
• Low power consumption ensures minimal impact on overall system energy efficiency.
• Precision monitoring ensures accurate detection of voltage levels.
• Reset output remains asserted until the supply voltage rises above the threshold and the reset timeout period elapses.

Advantages

• Compact SOT-23-5 package allows for space-efficient integration into various electronic devices.
• Wide supply voltage range enables compatibility with a broad range of systems.
• Multiple reset threshold options provide flexibility in different voltage monitoring applications.
• Low power consumption prolongs battery life in portable devices.
• Precision monitoring ensures reliable operation of critical systems.

Disadvantages

• Limited number of reset threshold options may not cater to all voltage monitoring requirements.
• The SOT-23-5 package may be challenging to solder for inexperienced users.

Working Principles

The TC1270ANTCVCTTR operates by continuously monitoring the supply voltage connected to the VBAT pin. When the voltage falls below the specified threshold, the reset output is asserted, indicating a power failure or an unstable voltage condition. The reset output remains active until the supply voltage rises above the threshold and the reset timeout period elapses. The manual reset input (MR) allows for immediate system reset when triggered.

Detailed Application Field Plans

The TC1270ANTCVCTTR finds applications in various fields, including:

1. Battery-powered devices: Ensures proper shutdown and system reset when battery voltage drops below a safe level.
2. Microcontroller systems: Provides a reliable reset signal during power-up and voltage fluctuations, ensuring stable operation.
3. Industrial automation: Monitors power supply integrity, preventing damage to sensitive equipment during voltage dips or surges.
4. Automotive electronics: Protects critical components from voltage variations, enhancing overall system reliability.

Detailed and Complete Alternative Models

1. MAX809: Voltage Supervisor IC with similar features and package options.
2. ADM6315: Precision Reset Monitor IC suitable for low-power applications.
3. TPS3808: Ultra-low power voltage supervisor with adjustable reset thresholds.

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