LP3470IM5X-4.38/NOPB

Product Overview

Category

LP3470IM5X-4.38/NOPB belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage monitoring and power management purposes.

Characteristics

• Low-power consumption
• High accuracy
• Wide operating voltage range
• Small package size
• Adjustable reset threshold voltage

Package

LP3470IM5X-4.38/NOPB is available in a small SOT-23-5 package.

Essence

The essence of LP3470IM5X-4.38/NOPB lies in its ability to monitor and control voltage levels, ensuring stable and reliable operation of electronic devices.

Packaging/Quantity

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

Specifications

• Supply Voltage Range: 1.8V to 6V
• Reset Threshold Voltage: 4.38V (adjustable)
• Quiescent Current: 3µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

LP3470IM5X-4.38/NOPB features a standard SOT-23-5 pin configuration:

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

Functional Features

• Voltage Monitoring: LP3470IM5X-4.38/NOPB continuously monitors the supply voltage and generates a reset signal when it falls below the preset threshold.
• Manual Reset: The MR pin allows for manual reset, overriding the automatic reset function.
• Adjustable Threshold: The reset threshold voltage can be adjusted to suit specific application requirements.
• Power-On Reset Delay: The LP3470IM5X-4.38/NOPB incorporates a power-on reset delay to ensure stable operation during power-up.

Advantages and Disadvantages

Advantages

• Low-power consumption extends battery life in portable devices.
• High accuracy ensures precise voltage monitoring.
• Wide operating voltage range makes it compatible with various power supply systems.
• Small package size enables space-saving designs.
• Adjustable reset threshold allows for customization.

Disadvantages

• Limited number of pins may restrict the functionality in complex systems.
• Lack of built-in protection features against voltage spikes or transients.

Working Principles

LP3470IM5X-4.38/NOPB operates by comparing the supply voltage with the preset threshold voltage. When the supply voltage drops below the threshold, the reset output is activated, signaling the need for a system reset. The manual reset function provides an additional means of initiating a reset, regardless of the supply voltage level.

Detailed Application Field Plans

LP3470IM5X-4.38/NOPB finds applications in various electronic devices where voltage monitoring and power management are critical. Some potential application fields include:

1. Battery-powered devices: Ensures proper shutdown or hibernation when the battery voltage reaches a critical level.
2. Microcontrollers and microprocessors: Protects against voltage fluctuations that could lead to data corruption or system instability.
3. Industrial automation: Monitors power supply integrity to prevent damage to sensitive equipment during voltage dips or surges.
4. Automotive electronics: Safeguards against voltage variations that could affect the performance of vehicle systems.

Detailed and Complete Alternative Models

1. LP3470IM5X-3.08/NOPB: Similar to LP3470IM5X-4.38/NOPB but with a lower reset threshold voltage of 3.08V.
2. LP3470IM5X-4.63/NOPB: Similar to LP3470IM5X-4.38/NOPB but with a higher reset threshold voltage of 4.63V.
3. LP3470IM5X-ADJ/NOPB: Adjustable version allowing for a user-defined reset threshold voltage within a specified range.

These alternative models offer flexibility in selecting the appropriate reset threshold voltage for specific applications.

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