Overview
The TPL0501-100DCNR is a single-channel, linear-taper digital potentiometer produced by Texas Instruments. This device features 256 wiper positions and can be used as either a three-terminal potentiometer or a two-terminal rheostat. It is available in 8-pin SOT-23 and 8-pin UQFN packages, with an operating temperature range of –40°C to +125°C. The TPL0501-100DCNR has an end-to-end resistance of 100 kΩ and a nominal temperature coefficient of 35 ppm/°C. The internal registers of the device can be accessed via a SPI-compatible interface.
Key Specifications
| Parameter | Description |
|---|---|
| Number of Wiper Positions | 256 |
| End-to-End Resistance | 100 kΩ |
| Temperature Coefficient | 35 ppm/°C |
| Operating Voltage | 2.7V to 5.5V |
| Interface | SPI-compatible |
| Package | 8-pin SOT-23, 8-pin UQFN |
| Operating Temperature Range | –40°C to +125°C |
| Compliance | RoHS compliant |
Key Features
- Single-channel, linear-taper digital potentiometer with 256 wiper positions.
- Can be used as a three-terminal potentiometer or a two-terminal rheostat.
- SPI-compatible interface for register access.
- Available in 8-pin SOT-23 and 8-pin UQFN packages.
- Operating temperature range of –40°C to +125°C.
- Nominal temperature coefficient of 35 ppm/°C.
Applications
The TPL0501-100DCNR is suitable for various applications requiring precise digital control over resistance, such as audio volume control, sensor calibration, and industrial control systems. It can also be used in medical devices, automotive systems, and consumer electronics where adjustable resistance is necessary.
Q & A
- What is the number of wiper positions in the TPL0501-100DCNR?
The TPL0501-100DCNR has 256 wiper positions. - What is the end-to-end resistance of the TPL0501-100DCNR?
The end-to-end resistance is 100 kΩ. - What interface does the TPL0501-100DCNR use for register access?
The device uses a SPI-compatible interface. - In what packages is the TPL0501-100DCNR available?
The device is available in 8-pin SOT-23 and 8-pin UQFN packages. - What is the operating temperature range of the TPL0501-100DCNR?
The operating temperature range is –40°C to +125°C. - Is the TPL0501-100DCNR RoHS compliant?
Yes, the TPL0501-100DCNR is RoHS compliant. - What is the nominal temperature coefficient of the TPL0501-100DCNR?
The nominal temperature coefficient is 35 ppm/°C. - What are some common applications of the TPL0501-100DCNR?
Common applications include audio volume control, sensor calibration, industrial control systems, medical devices, automotive systems, and consumer electronics. - What is the operating voltage range of the TPL0501-100DCNR?
The operating voltage range is 2.7V to 5.5V. - Can the TPL0501-100DCNR be used as a rheostat?
Yes, the TPL0501-100DCNR can be used as a two-terminal rheostat.
