MCP40D17T-503E/LT

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MCP40D17T-503E/LT

IC DGTL POT 50KOHM 128TAP SC70-6

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Spécifications

Part Status Obsolete
DigiKey Programmable Not Verified
Taper Linear
Configuration Rheostat
Number of Circuits 1
Number of Taps 128
Resistance (Ohms) 50k
Interface I2C
Memory Type Volatile
Voltage - Supply 1.8V ~ 5.5V
Tolerance ±20%
Temperature Coefficient (Typ) 150ppm/°C
Mounting Type Surface Mount
Supplier Device Package SC-70-6
Package / Case 6-TSSOP, SC-88, SOT-363
Operating Temperature -40°C ~ 125°C
Resistance - Wiper (Ohms) (Typ) 155
Base Product Number MCP40D17

Vue d'ensemble

Description

The MCP40D17T-503E/LT is a digital potentiometer from Microchip Technology, designed for precise resistance control in electronic applications. This device features a 256-position wiper with a resistance value of 50 kΩ and a linear taper. It operates over a supply voltage range of 1.8V to 5.5V, making it suitable for low-voltage applications.
This potentiometer is controlled via a 2-wire I²C interface, allowing for easy integration into microcontroller-based systems. It includes features like power-down modes, non-volatile memory for storing settings, and programmable wiper positions. The MCP40D17T-503E/LT is ideal for applications in audio equipment, sensor calibration, and adjustable gain circuits where precise resistance adjustments are required.
With a small form factor and low power consumption, it’s suitable for battery-operated devices. Overall, the MCP40D17T-503E/LT offers an efficient and reliable solution for digital control of resistance in various electronic designs.

Features

The MCP40D17T-503E/LT is a digital potentiometer featuring a 256-position wiper control. Key features include:
1. Resolution: 8-bit, providing 256 discrete steps.
2. Interface: SPI (Serial Peripheral Interface) for easy integration with microcontrollers.
3. Resistance Value: 50 kΩ, suitable for various applications.
4. Power Supply: Operates from a single supply voltage ranging from 2.7V to 5.5V.
5. Low Power Consumption: Consumes minimal power, making it ideal for battery-operated devices.
6. Wiper Modes: Supports both volatile and non-volatile storage options.
7. Temperature Range: Operating temperature range from -40°C to +125°C, ensuring reliability in diverse environments.
8. Package: Available in a compact TDFN (Thin Dual Flat No-lead) package, facilitating space-saving designs.
This digital potentiometer is widely used in applications such as audio control, sensor calibration, and adjustable gain circuits.

Package

The MCP40D17T-503E/LT is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package) format. This compact package allows for efficient space utilization on printed circuit boards while providing the necessary functionality for digital potentiometer applications.

Pinout

The MCP40D17T-503E/LT is a digital potentiometer from Microchip Technology. It features a total of 8 pins. The pin assignments and their functions are as follows:
1. VDD: Supply voltage (typically +2.7V to +5.5V).
2. VSS: Ground reference.
3. SCL: Serial clock input for I2C communication.
4. SDA: Serial data input/output for I2C communication.
5. A: Wiper terminal connected to the high terminal of the resistor.
6. B: Wiper terminal connected to the low terminal of the resistor.
7. W: Wiper terminal, adjustable output depending on the digital control.
8. ADDR: Address selection pin to set the I2C address.
This device allows for digital control of resistance with a maximum of 256 positions, providing flexibility for various applications in electronic circuits.

Manufacturer

The MCP40D17T-503E/LT is manufactured by Microchip Technology Inc., an American company specializing in microcontroller and analog semiconductor products. Founded in 1989, Microchip is known for its innovative solutions in embedded control applications, providing a wide range of products, including microcontrollers, memory, and development tools. The company serves various industries such as automotive, industrial, and consumer electronics, focusing on offering reliable and cost-effective solutions for engineers and developers. Microchip is recognized for its commitment to quality and customer support in the semiconductor industry.

Application

The MCP40D17T-503E/LT is a digital potentiometer used in various applications, including audio equipment for volume control, sensor calibration, motor speed control, and gain adjustment in amplifiers. Its programmable resistance features make it suitable for automotive, industrial, and consumer electronics, enabling precise tuning and automation in circuits.

Equivalent

The MCP40D17T-503E/LT is a digital potentiometer with a resistance of 50 kΩ and 256 steps. Equivalent products include:
1. AD5241/AD5242 - Analog Devices digital pots with similar specifications.
2. MCP41xxx series - Microchip's other digital potentiometers, such as MCP41010 (10 kΩ).
3. DS1803 - Dallas Semiconductor's digital potentiometer.
4. X9312 - Microchip's digital pot with EEPROM.
Always verify the specific features and compatibility for your application.

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