MAX6368HKA46+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: High accuracy, low power consumption
• Package: Ceramic, 8-pin DIP (Dual Inline Package)
• Essence: Monitors voltage levels and provides accurate voltage detection
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.93V, 3.08V, 3.15V, 3.30V, 3.45V, 3.63V, 4.00V, 4.38V, 4.63V, 4.75V, 4.88V, 5.00V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1µA (typical)

Detailed Pin Configuration

The MAX6368HKA46+T has the following pin configuration:

1. GND (Ground)
2. VCC (Supply Voltage)
3. RESET (Active-Low Reset Output)
4. MR (Manual Reset Input)
5. TH (Threshold Voltage Selection)
6. CT (Delay Capacitor)
7. TR (Reset Timeout Period)
8. OUT (Power-On Reset Output)

Functional Features

• Accurate Voltage Monitoring: The MAX6368HKA46+T monitors the supply voltage and generates a reset signal when it falls below a specified threshold.
• Low Power Consumption: With a quiescent current of only 1µA, the device minimizes power consumption in battery-powered applications.
• Manual Reset Input: The MR pin allows for manual resetting of the device, overriding the automatic reset function.
• Adjustable Threshold Voltage: The TH pin provides multiple threshold voltage options, allowing flexibility in voltage monitoring.
• Reset Timeout Period: The TR pin sets the reset timeout period, ensuring a stable reset signal is generated for a specified duration.

Advantages and Disadvantages

Advantages: - High accuracy voltage monitoring - Low power consumption - Manual reset capability - Adjustable threshold voltage

Disadvantages: - Limited operating temperature range (-40°C to +85°C) - Limited supply voltage range (1.6V to 5.5V)

Working Principles

The MAX6368HKA46+T operates by continuously monitoring the supply voltage using an internal voltage reference. When the supply voltage falls below the selected threshold voltage, the device generates a reset signal on the RESET pin. This reset signal remains active until the supply voltage rises above the threshold voltage and the reset timeout period elapses.

Detailed Application Field Plans

The MAX6368HKA46+T is widely used in various applications where accurate voltage monitoring is critical. Some of the common application fields include:

1. Battery-Powered Devices: The IC ensures proper operation and prevents damage to sensitive components when the battery voltage drops below a safe level.
2. Industrial Control Systems: It provides reliable reset signals to microcontrollers and other control circuitry, ensuring system stability during power fluctuations.
3. Automotive Electronics: The device monitors the vehicle's electrical system, triggering a reset when the voltage falls outside the acceptable range, protecting sensitive electronics.
4. Medical Equipment: It plays a crucial role in medical devices by monitoring power supply voltages and initiating appropriate actions in case of voltage deviations.
5. Consumer Electronics: The IC is used in various consumer electronic devices, such as smartphones, tablets, and wearables, to ensure proper functioning and prevent data loss during power interruptions.

Detailed and Complete Alternative Models

1. MAX6369HKA46+T: Similar to MAX6368HKA46+T, but with different threshold voltage options.
2. MAX6367HKA46+T: Similar functionality, but in a smaller package (SOT23-5).
3. MAX6381XR26D3-T: Voltage monitor with adjustable threshold voltage and integrated watchdog timer.
4. MAX811TEUS+T: Microprocessor reset circuit with manual reset input and adjustable reset timeout period.

These alternative models provide similar voltage monitoring capabilities with varying features and package options, allowing designers to choose the most suitable option for their specific application requirements.

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