MAX809SN160T1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low Power, Precision Monitoring, Reset Output
• Package: SOT-23-3
• Essence: Monitors the voltage level and provides a reset signal when the voltage drops below a specified threshold.
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.93V, 3.08V, 3.15V, 3.30V, 3.42V, 3.63V, 4.38V, 4.63V
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX809SN160T1 has three pins:

1. GND: Ground pin
2. RESET: Active-low reset output
3. VCC: Supply voltage input

Functional Features

• Monitors the supply voltage continuously
• Generates a reset signal when the voltage drops below the threshold
• Reset signal remains active until the voltage rises above the threshold for a specific timeout period
• Low power consumption
• Precision monitoring with various threshold voltage options

Advantages and Disadvantages

Advantages: - Provides reliable voltage monitoring - Low power consumption helps conserve energy - Wide range of threshold voltage options for flexibility in different applications

Disadvantages: - Limited to monitoring voltage levels within the specified threshold range - Single-channel monitoring, not suitable for multi-channel applications

Working Principles

The MAX809SN160T1 operates by comparing the supply voltage with a reference voltage internally set by the chosen threshold option. When the supply voltage drops below the threshold, the reset output is activated, indicating a low-voltage condition. The reset signal remains active until the supply voltage rises above the threshold for the specified timeout period.

Detailed Application Field Plans

The MAX809SN160T1 finds applications in various fields where voltage monitoring and reliable reset functionality are required. Some potential application areas include:

1. Battery-Powered Devices: Ensuring proper shutdown or system reset when the battery voltage drops below a safe level.
2. Microcontrollers and Processors: Providing a reset signal to initialize the system when the power supply is unstable or interrupted.
3. Industrial Control Systems: Monitoring critical voltage levels in control circuits to prevent malfunctions or damage.
4. Automotive Electronics: Protecting sensitive electronic components from voltage fluctuations and ensuring proper system operation.

Detailed and Complete Alternative Models

• MAX809SEUR+: SOT-23-3 package, 2.93V threshold voltage, 140ms reset timeout
• MAX809TEXR+: SC70-3 package, 3.08V threshold voltage, 140ms reset timeout
• MAX809REXR+: SC70-3 package, 3.15V threshold voltage, 140ms reset timeout
• MAX809MEUR+: SOT-23-3 package, 3.30V threshold voltage, 140ms reset timeout
• MAX809MEXR+: SC70-3 package, 3.42V threshold voltage, 140ms reset timeout
• MAX809PEUR+: SOT-23-3 package, 3.63V threshold voltage, 140ms reset timeout
• MAX809PEXR+: SC70-3 package, 3.63V threshold voltage, 140ms reset timeout
• MAX809TEUR+: SOT-23-3 package, 4.38V threshold voltage, 140ms reset timeout
• MAX809TEXR+: SC70-3 package, 4.38V threshold voltage, 140ms reset timeout
• MAX809REUR+: SOT-23-3 package, 4.63V threshold voltage, 140ms reset timeout

(Note: The above list is not exhaustive and other alternative models may exist.)

In conclusion, the MAX809SN160T1 is a voltage monitor IC that provides precision monitoring and reset functionality. It is commonly used in various applications where reliable voltage monitoring is crucial. With its low power consumption and multiple threshold voltage options, it offers flexibility and efficiency in different scenarios.