MAX16125WTDA00+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Voltage, Low Quiescent Current, Small Package Size
• Package: WLP-6 (Wafer Level Package)
• Essence: Voltage Monitor and Reset Circuit
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.5V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Quiescent Current: 2µA (typical)
• Reset Threshold Accuracy: ±1.5%
• Reset Timeout Period: 140ms (typical)

Pin Configuration

The MAX16125WTDA00+T has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | GND | Ground | | 2 | RST | Reset Output| | 3 | VCC | Supply Voltage | | 4 | MR | Manual Reset Input | | 5 | TH | Threshold Input | | 6 | NC | No Connect |

Functional Features

• Monitors supply voltage and generates a reset signal when the voltage falls below a specified threshold.
• Provides manual reset capability through the MR pin.
• Offers adjustable reset threshold using an external resistor divider network.
• Low quiescent current consumption makes it suitable for battery-powered applications.
• Small package size allows for space-constrained designs.

Advantages and Disadvantages

Advantages

• Wide supply voltage range enables compatibility with various systems.
• Accurate reset threshold ensures reliable operation.
• Low quiescent current prolongs battery life.
• Small package size saves board space.

Disadvantages

• Limited number of pins restricts the functionality to voltage monitoring and reset generation only.
• Not suitable for applications requiring complex power management features.

Working Principles

The MAX16125WTDA00+T is a voltage monitor and reset circuit. It continuously monitors the supply voltage and generates a reset signal when the voltage falls below a specified threshold. The reset signal remains active until the supply voltage rises above the threshold and a timeout period elapses. The MR pin allows for manual reset, overriding the automatic reset function. The reset threshold can be adjusted using an external resistor divider network connected to the TH pin.

Detailed Application Field Plans

The MAX16125WTDA00+T is commonly used in various applications where reliable voltage monitoring and reset generation are critical. Some potential application fields include:

1. Microcontrollers and Microprocessors: Ensures proper system initialization by generating a reset signal during power-up or voltage drops.
2. Industrial Control Systems: Provides fault detection and recovery capabilities in industrial automation systems.
3. Automotive Electronics: Monitors battery voltage and generates a reset signal to prevent malfunctioning due to low voltage conditions.
4. Portable Devices: Protects sensitive electronics from damage caused by undervoltage events in battery-powered devices.
5. IoT (Internet of Things) Devices: Ensures reliable operation and prevents data corruption in IoT devices by resetting them during power fluctuations.

Detailed and Complete Alternative Models

1. MAX16126WTDA00+T: Similar to MAX16125WTDA00+T but with additional features like watchdog timer and adjustable reset timeout period.
2. MAX16127WTDA00+T: Voltage monitor and reset circuit with higher accuracy and wider operating temperature range.
3. MAX16128WTDA00+T: Integrated IC with multiple voltage monitors and reset outputs for complex power management requirements.

These alternative models offer similar functionality to the MAX16125WTDA00+T but may have additional features or improved specifications depending on the specific application requirements.

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