TPS3850G30DRCR

Introduction

The TPS3850G30DRCR belongs to the category of voltage supervisors and is widely used in various electronic systems to monitor the voltage levels and ensure proper functioning. This entry provides an overview of the TPS3850G30DRCR, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Voltage Supervisor
• Use: Monitoring voltage levels in electronic systems
• Characteristics: High accuracy, low power consumption, wide operating range
• Package: SON-8
• Essence: Ensuring system stability by monitoring voltage levels
• Packaging/Quantity: Tape & Reel (2500 units)

Specifications

• Voltage Threshold: 3.0V
• Accuracy: ±1.5%
• Operating Temperature Range: -40°C to 125°C
• Supply Current: 6µA (typical)
• Output Type: Open Drain

Detailed Pin Configuration

The TPS3850G30DRCR has a detailed pin configuration with specific functions assigned to each pin. The pinout diagram and description are as follows: - Pin 1: GND (Ground) - Pin 2: MR (Manual Reset) - Pin 3: VDD (Supply Voltage) - Pin 4: RESET (Reset Output) - Pin 5: SENSE (Voltage Sense) - Pin 6: NC (No Connection) - Pin 7: NC (No Connection) - Pin 8: NC (No Connection)

Functional Features

• Voltage Monitoring: Monitors the supply voltage and asserts a reset signal if the voltage falls below the threshold.
• Manual Reset Input: Allows for manual reset control.
• Low Power Consumption: Consumes minimal power, making it suitable for battery-powered applications.
• Wide Operating Range: Operates reliably across a wide temperature range.

Advantages and Disadvantages

Advantages

• High accuracy in voltage monitoring
• Low power consumption
• Wide operating temperature range
• Small form factor package

Disadvantages

• Limited to monitoring single voltage threshold
• Manual reset input may require additional circuitry for implementation

Working Principles

The TPS3850G30DRCR works by continuously monitoring the supply voltage through the SENSE pin. If the voltage falls below the preset threshold, the device asserts a reset signal on the RESET pin, ensuring that the system remains in a known state during voltage fluctuations or power-on events.

Detailed Application Field Plans

The TPS3850G30DRCR finds extensive use in various electronic systems, including: - Microcontroller Systems: Ensures reliable operation by monitoring the supply voltage. - Industrial Control Systems: Provides voltage supervision for critical components. - Automotive Electronics: Maintains system integrity during voltage variations in automotive applications.

Detailed and Complete Alternative Models

Some alternative models to TPS3850G30DRCR include: - TPS3808G01 - Offers adjustable voltage threshold and manual reset input. - MAX823 - Provides dual voltage monitoring with integrated watchdog timer. - ADM1232 - Features programmable voltage thresholds and manual reset input.

In conclusion, the TPS3850G30DRCR is a reliable voltage supervisor with high accuracy, low power consumption, and a wide operating range, making it suitable for a diverse range of electronic applications.

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