NCP303LSN13T1G - English Editing Encyclopedia Entry

Product Overview

Category

The NCP303LSN13T1G belongs to the category of voltage detectors.

Use

This product is primarily used for monitoring and detecting voltage levels in electronic circuits.

Characteristics

• Low power consumption
• High accuracy
• Wide operating voltage range
• Small package size
• Fast response time

Package

The NCP303LSN13T1G is available in a small SOT-23-5 package, which is suitable for space-constrained applications.

Essence

The essence of the NCP303LSN13T1G lies in its ability to accurately monitor voltage levels and provide reliable detection in various electronic circuits.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Operating Voltage Range: 1.6V to 6.0V
• Threshold Voltage Options: Various threshold voltage options available (e.g., 2.5V, 3.0V, 3.3V)
• Quiescent Current: Less than 1µA
• Output Type: Active low or active high
• Response Time: Typically less than 10µs
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The NCP303LSN13T1G has a total of five pins:

1. VDD: Power supply input pin.
2. GND: Ground reference pin.
3. OUT: Output pin that provides the voltage detection status.
4. NC: No connection pin.
5. TRIP: Trip point selection pin for setting the desired threshold voltage.

Functional Features

• Undervoltage Detection: The NCP303LSN13T1G can accurately detect when the voltage falls below a specified threshold.
• Hysteresis: The device incorporates hysteresis to prevent false triggering due to voltage fluctuations near the threshold level.
• Low Power Consumption: With a quiescent current of less than 1µA, this voltage detector minimizes power consumption in battery-powered applications.
• Fast Response Time: The NCP303LSN13T1G provides a quick response time of typically less than 10µs, ensuring timely detection and response to voltage changes.

Advantages and Disadvantages

Advantages

• High accuracy in voltage detection
• Wide operating voltage range allows for versatile use
• Small package size enables integration into space-constrained designs
• Low power consumption prolongs battery life
• Fast response time ensures prompt detection and response to voltage changes

Disadvantages

• Limited threshold voltage options available
• Lack of adjustable hysteresis settings

Working Principles

The NCP303LSN13T1G operates based on a voltage comparator principle. It compares the input voltage with the internally set threshold voltage. When the input voltage falls below the threshold, the output changes state, indicating an undervoltage condition.

Detailed Application Field Plans

The NCP303LSN13T1G finds application in various fields, including but not limited to:

1. Battery-Powered Devices: Used to monitor battery voltage levels and trigger actions when the voltage drops below a certain threshold.
2. Power Supply Units: Employed to detect undervoltage conditions in power supply circuits and initiate appropriate protective measures.
3. Industrial Control Systems: Integrated into control systems to monitor voltage levels and ensure stable operation of critical components.
4. Automotive Electronics: Utilized in automotive applications to monitor battery voltage and trigger warning indicators or shutdown procedures in case of low voltage.

Detailed and Complete Alternative Models

1. NCP303LSN30T1G: Similar to NCP303LSN13T1G but with a threshold voltage of 3.0V.
2. NCP303LSN25T1G: Similar to NCP303LSN13T1G but with a threshold voltage of 2.5V.
3. NCP303LSN33T1G: Similar to NCP303LSN13T1G but with a threshold voltage of 3.3V.

These alternative models provide flexibility in selecting the desired threshold voltage for specific applications.

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