MAX6315US44D4+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor and Reset Circuit
• Characteristics: Low-power, precision voltage monitoring, small package size
• Package: 4-pin SOT-143
• Essence: Provides accurate monitoring and reset functionality for electronic systems
• Packaging/Quantity: Tape and reel packaging, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.93V, 3.08V, 3.63V, 4.38V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1.5µA (typical)

Pin Configuration

The MAX6315US44D4+T IC has the following pin configuration:

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1. VCC: Supply Voltage Input
2. GND: Ground
3. RESET: Active-Low Reset Output
4. MR: Manual Reset Input

Functional Features

• Accurate voltage monitoring: The MAX6315US44D4+T monitors the supply voltage and provides a reset signal when it falls below a specified threshold.
• Precision threshold options: The IC offers multiple threshold voltage options to suit different system requirements.
• Adjustable reset timeout: The reset timeout period can be adjusted to meet specific application needs.
• Low-power operation: With a quiescent current of only 1.5µA, the IC minimizes power consumption.

Advantages and Disadvantages

Advantages: - Provides reliable voltage monitoring and reset functionality for electronic systems. - Small package size allows for space-efficient integration into compact designs. - Wide supply voltage range enables compatibility with various power sources.

Disadvantages: - Limited threshold voltage options may not cover all possible system voltage requirements. - Manual reset input (MR) may require additional external components for proper utilization.

Working Principles

The MAX6315US44D4+T operates by continuously monitoring the supply voltage. When the voltage falls below the programmed threshold, the IC asserts an active-low reset signal on the RESET pin. The reset signal remains active until the supply voltage rises above the threshold or the reset timeout period elapses. The manual reset input (MR) can be used to force a reset regardless of the monitored voltage level.

Detailed Application Field Plans

The MAX6315US44D4+T is commonly used in various applications where accurate voltage monitoring and reset functionality are critical. Some potential application fields include:

1. Microcontroller Systems: Ensures proper system initialization and prevents erratic behavior during power-up or voltage fluctuations.
2. Industrial Control Systems: Provides reliable reset functionality for critical control units, ensuring safe operation and preventing system damage.
3. Battery-Powered Devices: Monitors battery voltage to prevent deep discharge and protect sensitive electronics from voltage drops.
4. Automotive Electronics: Ensures stable operation of automotive systems by monitoring the vehicle's power supply and initiating a reset if necessary.
5. Medical Equipment: Guarantees proper functioning of medical devices by monitoring power supply integrity and initiating a reset in case of voltage anomalies.

Detailed and Complete Alternative Models

1. MAX6316US44D4+T: Similar to MAX6315US44D4+T but with different threshold voltage options.
2. MAX6317US44D4+T: Voltage monitor and reset circuit with adjustable reset timeout and additional features.
3. MAX6318US44D4+T: Enhanced version of MAX6315US44D4+T with extended operating temperature range and improved accuracy.

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