TPS389033KQDSERQ1

Introduction

The TPS389033KQDSERQ1 is a specialized integrated circuit belonging to the category of voltage supervisors. This device is designed to monitor the power supply voltage level and provide a reset signal to the system in the event of an under-voltage condition. The TPS389033KQDSERQ1 offers unique characteristics, packaging, and functional features that make it suitable for various applications.

Basic Information Overview

• Category: Voltage Supervisor IC
• Use: Monitoring power supply voltage levels and providing reset signals
• Characteristics: Low quiescent current, wide operating voltage range, adjustable reset threshold
• Package: 6-pin WSON package
• Essence: Ensuring reliable system operation by monitoring voltage levels
• Packaging/Quantity: Tape and reel packaging, quantity per reel varies based on manufacturer specifications

Specifications

• Operating Voltage Range: 0.5V to 10V
• Quiescent Current: 1.5µA (typical)
• Reset Threshold Accuracy: ±1.5%
• Temperature Range: -40°C to 125°C
• Output Type: Active low, push-pull output

Detailed Pin Configuration

The TPS389033KQDSERQ1 features a 6-pin WSON package with the following pin configuration: 1. VDD: Power supply input 2. GND: Ground connection 3. MR: Manual reset input 4. RESET: Reset output 5. SENSE: Voltage sense input 6. NC: No connect

Functional Features

• Voltage Monitoring: Monitors the power supply voltage and asserts a reset signal when the voltage falls below the set threshold.
• Adjustable Reset Threshold: Allows flexibility in setting the voltage threshold for triggering the reset signal.
• Manual Reset Input: Provides the option for manual initiation of the reset signal.

Advantages and Disadvantages

Advantages

• Low quiescent current enables power-efficient operation
• Wide operating voltage range enhances versatility
• Adjustable reset threshold offers customization for different applications

Disadvantages

• Limited to 6-pin package, may not be suitable for space-constrained designs
• Manual reset input may require additional external components for implementation

Working Principles

The TPS389033KQDSERQ1 operates by continuously monitoring the power supply voltage through the SENSE pin. When the voltage falls below the preset threshold, the device asserts a reset signal through the RESET pin, initiating a system reset. The adjustable reset threshold feature allows the user to configure the voltage level at which the reset signal is triggered, providing flexibility for different system requirements.

Detailed Application Field Plans

The TPS389033KQDSERQ1 finds application in various fields including: - Automotive electronics - Industrial control systems - Consumer electronics - Telecommunications equipment - Medical devices

Detailed and Complete Alternative Models

Some alternative models to TPS389033KQDSERQ1 include: - TPS3808G01: Offers similar voltage monitoring and reset functions - MAX809: Provides comparable voltage supervision capabilities - ADM811: Alternative voltage supervisor IC with adjustable reset threshold

In conclusion, the TPS389033KQDSERQ1 is a versatile voltage supervisor IC with unique characteristics and functional features that make it suitable for diverse applications across different industries.

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