LM8365BALMFX27/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Supervisor

Characteristics: - Monitors the power supply voltage and generates a reset signal when the voltage falls below a predetermined threshold. - Ensures proper operation of microcontrollers, microprocessors, and other digital systems by preventing them from operating at insufficient voltage levels. - Provides accurate monitoring and reset generation with low power consumption.

Package: SOT-23-5

Essence: The LM8365BALMFX27/NOPB is an integrated circuit voltage supervisor designed to monitor the power supply voltage of electronic devices and generate a reset signal when the voltage drops below a specified level. It ensures reliable operation of digital systems by preventing them from operating at insufficient voltage levels.

Packaging/Quantity: The LM8365BALMFX27/NOPB is typically sold in reels containing 3000 units.

Specifications

• Supply Voltage Range: 1.6V to 6.0V
• Reset Threshold Voltage: 2.7V
• Reset Timeout Period: 200ms
• Quiescent Current: 10µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM8365BALMFX27/NOPB features a SOT-23-5 package with the following pin configuration:

____ VDD| |GND RST| |MR GND| |NC ----

• VDD: Power supply input
• GND: Ground reference
• RST: Reset output
• MR: Manual reset input
• NC: No connection (unused pin)

Functional Features

1. Voltage Monitoring: The LM8365BALMFX27/NOPB continuously monitors the power supply voltage.
2. Reset Generation: When the voltage falls below the reset threshold, the IC generates a reset signal to restart or halt the system.
3. Manual Reset: The MR pin allows for manual resetting of the system.
4. Power-On Reset Delay: The IC provides a delay after power-up before generating the reset signal to allow the power supply to stabilize.

Advantages and Disadvantages

Advantages: - Accurate voltage monitoring and reset generation - Low quiescent current consumption - Small package size for space-constrained applications - Wide operating temperature range

Disadvantages: - Limited reset timeout period (200ms) - Single reset threshold voltage (2.7V)

Working Principles

The LM8365BALMFX27/NOPB operates by comparing the power supply voltage with a fixed internal reference voltage. When the voltage drops below the reset threshold, the IC triggers the reset output, which can be used to restart or halt the system. The reset signal remains active until the voltage rises above the threshold and a timeout period elapses.

Application Field Plans

The LM8365BALMFX27/NOPB is widely used in various electronic devices and systems that require reliable voltage monitoring and reset generation. Some application fields include:

1. Microcontrollers and Microprocessors: Ensures proper operation of digital systems by preventing them from running at insufficient voltage levels.
2. Embedded Systems: Provides voltage supervision for embedded systems, ensuring their stability and reliability.
3. Battery-Powered Devices: Monitors battery voltage to prevent damage due to low voltage conditions.
4. Industrial Control Systems: Protects critical industrial control systems from voltage fluctuations and ensures safe operation.

Alternative Models

1. LM8364BALMFX27/NOPB: Similar to LM8365BALMFX27/NOPB but with a different reset threshold voltage (2.6V).
2. LM8363BALMFX27/NOPB: Voltage supervisor IC with a lower reset threshold voltage (2.5V) and longer reset timeout period (400ms).
3. MAX823LCPA+: Alternative voltage supervisor IC with adjustable reset threshold voltage and longer reset timeout period.

These alternative models offer similar functionality to the LM8365BALMFX27/NOPB but may have slight differences in specifications and package options.

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