LP3470IM5X-3.08

Product Overview

Category

LP3470IM5X-3.08 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage supervisor or reset circuit in electronic devices.

Characteristics

• Low power consumption
• Wide operating voltage range
• Adjustable reset threshold voltage
• Small package size (M5)

Package

LP3470IM5X-3.08 is available in a small SOT-23-5 package.

Essence

The essence of LP3470IM5X-3.08 lies in its ability to monitor and control the voltage levels in electronic systems, ensuring proper functioning and preventing damage due to unstable power supply.

Packaging/Quantity

LP3470IM5X-3.08 is typically packaged in reels containing 3000 units per reel.

Specifications

• Supply Voltage Range: 1.8V to 6V
• Reset Threshold Voltage: Adjustable from 2.5V to 4.63V
• Quiescent Current: 1.5µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

LP3470IM5X-3.08 has the following pin configuration:

1. GND (Ground)
2. MR (Master Reset)
3. VDD (Supply Voltage)
4. RESET (Reset Output)
5. NC (No Connection)

Functional Features

• Power-On Reset: LP3470IM5X-3.08 generates a reset signal when the supply voltage rises above the set threshold, ensuring a controlled start-up of the system.
• Manual Reset: The MR pin allows for an external manual reset input, enabling system reset under specific conditions.
• Adjustable Threshold: The reset threshold voltage can be adjusted using external resistors, providing flexibility in different applications.
• Power Supply Monitoring: LP3470IM5X-3.08 continuously monitors the supply voltage and asserts the reset signal if it falls below the set threshold, preventing erratic behavior of the system.

Advantages and Disadvantages

Advantages

• Low power consumption ensures minimal impact on overall system efficiency.
• Wide operating voltage range allows for compatibility with various power supply configurations.
• Adjustable reset threshold voltage accommodates different voltage requirements.
• Small package size enables space-saving designs in compact electronic devices.

Disadvantages

• Limited number of pins may restrict the integration of additional features.
• Lack of built-in hysteresis may lead to potential noise-induced false triggering.

Working Principles

LP3470IM5X-3.08 operates by comparing the supply voltage with the internally set threshold voltage. When the supply voltage rises above the threshold, the reset output is held low, indicating a stable power supply. If the supply voltage falls below the threshold, the reset output is asserted high, signaling a power failure or unstable voltage condition.

Detailed Application Field Plans

LP3470IM5X-3.08 finds application in various electronic systems where reliable power supply monitoring and controlled reset functionality are crucial. Some specific application fields include:

1. Microcontrollers and Microprocessors: Ensuring proper initialization and safe operation of these devices.
2. Communication Systems: Preventing data corruption and ensuring system stability during power fluctuations.
3. Industrial Control Systems: Maintaining consistent operation and protecting critical components from voltage irregularities.
4. Automotive Electronics: Safeguarding sensitive electronics from voltage transients and ensuring reliable performance.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LP3470IM5X-3.08 are:

1. MAX809: Voltage supervisor IC with adjustable reset threshold and small package size.
2. TL7705: Low-power voltage supervisor with fixed reset threshold and wide operating voltage range.
3. ADM6315: Microprocessor supervisory circuit with adjustable reset threshold and manual reset input.

These alternative models can be considered based on specific application requirements and design constraints.

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