Overview
The TPL0401B-10DCKR is a single-channel linear digital potentiometer produced by Texas Instruments. It features 128 tap positions, each corresponding to a specific resistance value, and is designed for applications requiring precise voltage adjustments. This component is particularly suitable for low-power DDR3 memory voltage reference settings, adjustable power supplies, and sensor calibration. Its compact SC-70 package and I2C interface make it an ideal choice for space-constrained designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Resolution | 128 | tap positions | - |
| End-to-End Resistance | 10 | kΩ | - |
| Interface | I2C | - | Serial communication |
| Temperature Coefficient | 35 | ppm/°C | - |
| Operating Voltage | 2.7 to 5.5 | V | - |
| Operating Temperature | -40 to 125 | °C | - |
| Package | SC-70 | - | 6-pin |
Key Features
- Single-channel, 128-tap resolution for precise adjustments.
- 10kΩ end-to-end resistance option for versatile applications.
- I2C serial interface for easy integration into digital systems.
- Low temperature coefficient (35ppm/°C) ensures stable performance across varying temperatures.
- Compact SC-70 package ideal for space-constrained designs.
Applications
The TPL0401B-10DCKR is widely used in applications such as low-power DDR3 memory voltage reference settings, adjustable power supplies, and sensor calibration. It is also employed in adjustable gain amplifiers, offset trimming, and precision calibration of setpoint thresholds. Its ability to replace mechanical potentiometers makes it a reliable solution for modern electronic designs.
Q & A
What is the resolution of the TPL0401B-10DCKR?
The TPL0401B-10DCKR has a resolution of 128 tap positions.
What is the end-to-end resistance of this component?
The end-to-end resistance is 10kΩ.
What interface does it use for communication?
It uses an I2C serial interface.
What is the operating voltage range?
The operating voltage ranges from 2.7V to 5.5V.
What is the temperature coefficient?
The temperature coefficient is 35ppm/°C.
What is the operating temperature range?
It operates from -40°C to 125°C.
What package does it come in?
It is available in an SC-70 package with 6 pins.
Can it replace mechanical potentiometers?
Yes, it is designed to replace mechanical potentiometers in various applications.
What are its typical applications?
Typical applications include low-power DDR3 memory voltage reference settings, adjustable power supplies, and sensor calibration.
Is it suitable for space-constrained designs?
Yes, its compact SC-70 package makes it ideal for space-constrained designs.
