MAX6318LHUK46BX+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics:
  • Low-power consumption
  • High accuracy
  • Wide operating voltage range
• Package: SOT23-5
• Essence: Monitors the voltage level of a power supply and provides an output signal when it falls below a certain threshold.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Operating Voltage Range: 1.6V to 6.0V
• Threshold Voltage Options: 4.6V
• Accuracy: ±1.5%
• Quiescent Current: 1µA (typical)
• Power-On Reset Delay: 100ms (typical)
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6318LHUK46BX+T IC has a total of 5 pins:

1. GND: Ground connection
2. VCC: Positive power supply input
3. RESET: Output signal indicating power supply voltage status
4. MR: Manual reset input
5. NC: No connection

Functional Features

• Monitors the power supply voltage continuously
• Provides a reset signal when the voltage falls below the threshold
• Manual reset option available
• Low quiescent current for power efficiency
• Power-on reset delay ensures stable operation during power-up

Advantages

• Wide operating voltage range allows for versatile applications
• High accuracy ensures reliable voltage monitoring
• Low-power consumption prolongs battery life in portable devices
• Small package size (SOT23-5) saves board space
• Power-on reset delay prevents false resets during power-up

Disadvantages

• Limited threshold voltage options
• No adjustable threshold voltage
• Not suitable for high-voltage applications

Working Principles

The MAX6318LHUK46BX+T is a voltage monitor IC that operates by comparing the power supply voltage with a fixed threshold voltage. When the power supply voltage drops below the threshold, the RESET pin outputs a signal indicating a low voltage condition. This can be used to trigger a system reset or other actions.

The IC continuously monitors the power supply voltage and provides a stable output even during power-up, thanks to the power-on reset delay feature. The low quiescent current ensures minimal power consumption, making it ideal for battery-powered devices.

Detailed Application Field Plans

The MAX6318LHUK46BX+T is commonly used in various applications where monitoring the power supply voltage is critical. Some of the typical application fields include:

1. Battery-powered devices: Portable electronics, IoT devices, wearables
2. Power management systems: Voltage regulators, power supplies, battery chargers
3. Industrial control systems: PLCs, motor control units, sensors
4. Automotive electronics: ECU, infotainment systems, lighting control

Detailed and Complete Alternative Models

1. MAX6316MUK46AY+T: Similar voltage monitor IC with adjustable threshold voltage.
2. MAX6319MUK46BY+T: Higher accuracy voltage monitor IC with ±0.5% accuracy.
3. MAX6320PUK46CY+T: Voltage monitor IC with higher operating voltage range (up to 16V).

These alternative models offer different features and specifications to suit specific application requirements.

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