MCP40D17T-502E/LT

Introduction

The MCP40D17T-502E/LT is a digital potentiometer belonging to the category of electronic components. It is commonly used in various electronic devices and systems to provide variable resistance for controlling voltage levels, current flow, and signal attenuation.

Basic Information Overview

• Category: Electronic Components
• Use: Variable resistance for voltage control, current flow, and signal attenuation
• Characteristics: Digital interface, programmable resistance, compact size
• Package: Surface mount technology (SMT)
• Essence: Provides precise and reliable resistance adjustment
• Packaging/Quantity: Typically supplied in reels or tubes containing multiple units

Specifications

• Resistance Range: 10 kΩ to 100 kΩ
• Resolution: 7-bit (128 steps)
• Operating Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to 125°C
• Interface: I2C

Detailed Pin Configuration

1. VDD (Power Supply)
2. SDA (Serial Data)
3. SCL (Serial Clock)
4. A (Terminal A of Potentiometer)
5. B (Wiper Terminal of Potentiometer)
6. W (Terminal W of Potentiometer)
7. GND (Ground)

Functional Features

• Digital control for precise resistance adjustment
• Non-volatile memory for storing settings
• Low power consumption
• Compact and versatile design

Advantages and Disadvantages

Advantages

• Precise and reliable resistance adjustment
• Digital interface for easy integration with microcontrollers
• Non-volatile memory for retaining settings
• Compact size for space-constrained applications

Disadvantages

• Limited resolution compared to higher-bit digital potentiometers
• Restricted operating voltage range

Working Principles

The MCP40D17T-502E/LT operates by digitally controlling the resistance between its terminal A and terminal B. This is achieved through the manipulation of the wiper terminal, allowing for precise adjustments to be made via the digital interface.

Detailed Application Field Plans

The MCP40D17T-502E/LT finds extensive use in various applications, including: - Audio equipment for volume control - Instrumentation and measurement devices for calibration - Industrial automation for parameter adjustments - Consumer electronics for user interface control

Detailed and Complete Alternative Models

1. AD5243: Higher resolution digital potentiometer with 256 steps
2. MAX5481: Ultra-low power digital potentiometer with I2C interface
3. X9C103S: Single-channel digital potentiometer with non-volatile memory

In conclusion, the MCP40D17T-502E/LT digital potentiometer offers precise and reliable resistance adjustment in a compact and versatile package, making it suitable for a wide range of electronic applications.

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