MAX16039LLA26/GG8

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Supply Monitoring and Reset
• Characteristics: Low-power, voltage monitor with manual reset input
• Package: 6-pin SOT23 package
• Essence: Provides accurate monitoring and reset functionality for power supply systems
• Packaging/Quantity: Available in tape and reel packaging, quantity depends on supplier

Specifications

• Supply Voltage Range: 1.5V to 5.5V
• Threshold Voltage Options: 2.6V, 3.08V, 4.63V, or adjustable
• Manual Reset Input: Active-low, debounced input for manual system reset
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX16039LLA26/GG8 IC has the following pin configuration:

1. GND: Ground connection
2. MR: Manual reset input
3. VCC: Positive supply voltage
4. RESET: Active-low reset output
5. TH: Threshold voltage selection
6. NC: No connection

Functional Features

• Monitors the power supply voltage and generates a reset signal when it falls below the threshold voltage.
• Provides a manual reset input for immediate system reset.
• Offers an adjustable reset timeout period to ensure proper system recovery.
• Low-power consumption, suitable for battery-powered applications.
• Debounced manual reset input prevents false triggering.

Advantages

• Accurate monitoring of power supply voltage ensures reliable system operation.
• Manual reset input allows for immediate system reset when needed.
• Adjustable reset timeout period provides flexibility for different system requirements.
• Low-power consumption helps prolong battery life in portable devices.
• Debounced manual reset input prevents false resets, enhancing system stability.

Disadvantages

• Limited threshold voltage options may not cover all voltage monitoring requirements.
• The 6-pin SOT23 package may limit the number of available I/O pins in some applications.
• Not suitable for high-voltage power supply monitoring applications.

Working Principles

The MAX16039LLA26/GG8 operates by continuously monitoring the power supply voltage. When the voltage falls below the selected threshold voltage, the IC generates an active-low reset signal. This signal can be used to reset the system or trigger other necessary actions. The manual reset input allows for immediate system reset when required. The adjustable reset timeout period ensures that the system remains in a reset state for a sufficient duration to allow for proper recovery.

Application Field Plans

The MAX16039LLA26/GG8 is commonly used in various electronic systems where accurate power supply monitoring and reset functionality are crucial. Some potential application fields include:

1. Battery-powered devices: Portable electronics, IoT devices, wearable devices.
2. Embedded systems: Microcontrollers, industrial control systems, automotive electronics.
3. Communication equipment: Routers, switches, network servers.
4. Medical devices: Patient monitoring systems, diagnostic equipment.
5. Home automation: Smart home devices, security systems.

Alternative Models

• MAX16038LLA26/GG8: Similar features but with different threshold voltage options.
• MAX16040LLA26/GG8: Higher threshold voltage options for specific applications.
• MAX16041LLA26/GG8: Adjustable threshold voltage option with additional features.

These alternative models offer similar functionality with slight variations in specifications to cater to different voltage monitoring requirements.

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