Overview
The TPL0102-100PWR, manufactured by Texas Instruments, is a dual-channel digital potentiometer integrated circuit (IC) designed for precision analog signal adjustment. This IC falls under the category of data acquisition components and is particularly suited for applications requiring non-volatile memory storage of potentiometer settings. Its market positioning targets engineers and designers in industries such as consumer electronics, industrial automation, and automotive systems. The TPL0102-100PWR stands out for its 256-tap resolution, I²C interface, and wide operating voltage range, making it a versatile and reliable choice for digital potentiometer applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Circuit Count | 2 | - | Dual-channel |
| Tap Count | 256 | - | High resolution |
| Resistance | 100k | Ω | End-to-end |
| Interface | I²C | - | Serial communication |
| Memory Type | Non-volatile | - | EEPROM |
| Supply Voltage | 2.7V ~ 5.5V | V | Wide range |
| Tolerance | ±20% | - | Resistor tolerance |
| Temperature Coefficient | 92 | ppm/°C | Typical |
| Package | 14-TSSOP | - | Surface mount |
| Operating Temperature | -40°C ~ 85°C | °C | Industrial range |
Key Features
- Dual-channel digital potentiometer with 256-tap resolution for precise analog signal adjustment.
- Non-volatile memory (EEPROM) retains settings during power-off, ensuring consistent performance.
- I²C interface enables easy integration with microcontrollers and other digital systems.
- Wide operating voltage range (2.7V to 5.5V) supports diverse application environments.
- Low temperature coefficient ensures stable performance across varying temperatures.
Applications
The TPL0102-100PWR is widely used in applications requiring precise analog signal control. In consumer electronics, it is employed in audio volume control and display brightness adjustment. Industrial automation systems utilize it for sensor calibration and process control. Automotive systems benefit from its reliability in climate control and dashboard lighting. Additionally, its non-volatile memory feature makes it ideal for applications where settings must persist after power cycles, such as in medical devices and instrumentation.
Q & A
1. What is the resolution of the TPL0102-100PWR?
The TPL0102-100PWR offers a 256-tap resolution for precise analog signal adjustment.
2. Does the TPL0102-100PWR support non-volatile memory?
Yes, it includes EEPROM to store potentiometer settings during power-off.
3. What is the operating voltage range?
The IC operates within a wide voltage range of 2.7V to 5.5V.
4. What interface does the TPL0102-100PWR use?
It utilizes an I²C interface for communication.
5. Is the TPL0102-100PWR suitable for automotive applications?
Yes, its reliability and wide temperature range make it ideal for automotive systems.
6. What is the resistance value of the TPL0102-100PWR?
It has an end-to-end resistance of 100kΩ.
7. Can the TPL0102-100PWR be used in industrial automation?
Yes, it is commonly used for sensor calibration and process control in industrial settings.
8. What is the temperature coefficient of the TPL0102-100PWR?
The typical temperature coefficient is 92 ppm/°C.
9. What package does the TPL0102-100PWR come in?
It is available in a 14-TSSOP surface-mount package.
10. Is the TPL0102-100PWR suitable for consumer electronics?
Yes, it is used in applications like audio volume control and display brightness adjustment.
