NCP301HSN18T1G

Product Overview

Category

The NCP301HSN18T1G belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and supervising the voltage levels in electronic circuits.

Characteristics

• The NCP301HSN18T1G is a high-precision voltage supervisor.
• It operates at a supply voltage range of 1.8V.
• This device offers accurate voltage monitoring with a low quiescent current.
• It has a built-in delay time to prevent false triggering.
• The NCP301HSN18T1G is designed to provide reliable voltage supervision in various applications.

Package

This product comes in a small SOT-23-5 package, which is suitable for space-constrained designs.

Essence

The essence of the NCP301HSN18T1G lies in its ability to monitor voltage levels accurately and reliably, ensuring proper functioning of electronic circuits.

Packaging/Quantity

The NCP301HSN18T1G is typically packaged in reels containing 3000 units.

Specifications

• Supply Voltage Range: 1.8V
• Quiescent Current: 10µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active Low
• Threshold Voltage Accuracy: ±1.5%
• Delay Time: 200ms (typical)

Detailed Pin Configuration

The NCP301HSN18T1G has five pins arranged as follows:

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Pin 1: GND (Ground) Pin 2: VDD (Supply Voltage) Pin 3: RESET (Active Low Reset Output) Pin 4: MR (Manual Reset Input) Pin 5: VTRIP (Voltage Threshold Input)

Functional Features

• Accurate voltage monitoring
• Low quiescent current consumption
• Built-in delay time to prevent false triggering
• Active low reset output for easy integration with other circuits
• Manual reset input for additional control flexibility

Advantages and Disadvantages

Advantages

• High precision voltage supervision
• Low power consumption
• Compact package size
• Wide operating temperature range

Disadvantages

• Limited supply voltage range (1.8V)

Working Principles

The NCP301HSN18T1G works by comparing the monitored voltage level at the VTRIP pin with a fixed internal threshold voltage. If the voltage drops below the threshold, the RESET pin is pulled low, indicating a fault condition. The built-in delay time ensures that momentary voltage fluctuations do not trigger false alarms.

Detailed Application Field Plans

The NCP301HSN18T1G finds applications in various fields, including:

1. Power management systems
2. Battery-powered devices
3. Industrial automation
4. Automotive electronics
5. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the NCP301HSN18T1G include:

1. MAX823: Voltage Supervisor with Adjustable Threshold
2. LTC2917: Precision Triple Voltage Monitor
3. TPS3808: Ultra-Low Quiescent Current Voltage Supervisor
4. ADM6316: Microprocessor Supervisory Circuit

These alternative models provide options for different voltage ranges, additional features, and compatibility with specific applications.

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