Texas Instruments TPL8002-25PWR
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- TPL8002-25PWR
- Texas Instruments
- IC DGT POT 2.5KOHM 64TAP 16TSSOP
- Digital Potentiometers ICs
- TPL8002-25PWR Datasheet
- 16-TSSOP (0.173\", 4.40mm Width)
- Tape & Reel (TR)
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Lead free / RoHS Compliant - 25902
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What is TPL8002-25PWR
Texas Instruments Part Number TPL8002-25PWR（Digital Potentiometers ICs）, developed and manufactured by Texas Instruments, distributed globally by Jinftry. We distribute various electronic components from world-renowned brands and provide one-stop services, making us a trusted global electronic component distributor.
TPL8002-25PWR is one of the part numbers distributed by Jinftry, and you can learn about its specifications/configurations, package/case, Datasheet, and other information here. Electronic components are affected by supply and demand, and prices fluctuate frequently. If you have a demand, please do not hesitate to send us an RFQ or email us immediately [email protected] Please inquire about the real-time unit price, Data Code, Lead time, payment terms, and any other information you would like to know. We will do our best to provide you with a quotation and reply as soon as possible.
TPL8002-25PWR Specifications
- Part NumberTPL8002-25PWR
- CategoryDigital Potentiometers ICs
- ManufacturerTexas Instruments
- DescriptionIC DGT POT 2.5KOHM 64TAP 16TSSOP
- PackageTape & Reel (TR)
- Series-
- Features-
- InterfaceParallel
- Voltage - Supply±2.5V ~ 4V
- Operating Temperature-40°C ~ 85°C
- Mounting TypeSurface Mount
- Package / Case16-TSSOP (0.173\", 4.40mm Width)
- Supplier Device Package16-TSSOP
- Tolerance±30%
- Number of Circuits2
- ConfigurationPotentiometer
- Memory TypeVolatile
- TaperLogarithmic
- Number of Taps64
- Resistance (Ohms)2.5k
- Temperature Coefficient (Typ)-
- Resistance - Wiper (Ohms) (Typ)420 (Max)
Application of TPL8002-25PWR
TPL8002-25PWR Datasheet
TPL8002-25PWR Datasheet , Tape & Reel (TR),Parallel,±2.5V ~ 4V,-40°C ~ 85°C,Surface Mount,16-TSSOP (0.173\", 4.40mm Width),16-TSSOP,±30%,2,Potentiometer,Volatile,Logarithmic,64,2.5k,420 (Max)
TPL8002-25PWR Classification
Digital Potentiometers ICs
FAQ about Digital Potentiometers ICs
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1. What is a digital potentiometer IC?
A digital potentiometer IC is a new type of CMOS digital and analog mixed signal processing integrated circuit that generates an analog output through digital input control and can replace traditional mechanical potentiometers. Digital potentiometers are also called programmable resistors or digitally controlled programmable resistors. They achieve circuit adjustment through CPU digital communication without the need to build a complex circuit environment.
Digital potentiometer ICs have many unique features and advantages. First, they do not require a wiper, making them more rugged and reliable. Second, digital potentiometers can be controlled, set, and change resistance values or voltage divider ratios through processors and software, providing flexibility and precision that mechanical devices cannot match. In addition, digital potentiometers can also be remotely adjusted through firmware to meet the requirements of high reliability and precise control.
There are several factors to consider when selecting a digital potentiometer IC. First, select the number of potentiometers and the number of sliders based on application requirements. Second, consider the resistance value of the resistor and whether there is a buffer contact. Finally, you also need to consider the packaging form and whether you need to remember the position when power is off. -
2. What is the value of a digital potentiometer?
The value of a digital potentiometer depends on its wiper position and bit value. The value of a digital potentiometer is usually determined by its tap position. The more taps, the higher the resolution and the finer the value change. For example, an 8-bit digital potentiometer has 256 taps, while a 5-bit digital potentiometer has 32 taps.
The value of a digital potentiometer can be changed by programming its tap position. For example, when the potentiometer is coded in the middle position, the upper and lower resistance values are equal; at the full scale position, the upper resistance is 0 and the lower resistance is the maximum value; at the 0 position, the lower resistance is 0 and the upper resistance is the maximum value. Specifically, the value range and accuracy of a digital potentiometer depend on its design and bit value. For example, an 8-bit digital potentiometer can provide 256 different resistance values, while a 5-bit digital potentiometer provides 32 different resistance values. -
3. What is the principle of the digital potentiometer?
A digital potentiometer is a potentiometer that uses digital signals to control the resistance value. It switches between different resistance values through the input digital signal to adjust the circuit parameters. The digital potentiometer mainly consists of a voltage divider and a controller. The voltage divider consists of a series of resistor elements. The controller is responsible for reading the control signal and opening or closing the corresponding switch according to the high or low signal, thereby changing the size of the total resistance.
The working principle of the digital potentiometer is based on the resistor ladder structure. The internal resistor ladder structure is adopted. Each resistor element on the ladder is equipped with a switch to control whether the resistor is connected to the circuit. When the controller receives a binary signal, it will choose to open or close the corresponding switch according to the value of the signal. For example, when a certain bit in the binary signal is 1, the corresponding switch is opened and the resistor element is connected to the circuit; if the bit is 0, the switch is closed and the resistor element is disconnected. Through the combination of multiple binary signals, the total resistance value in the circuit can be accurately adjusted.
Digital potentiometers have many advantages, such as high accuracy and stability, and are insensitive to dust, dirt and moisture, which makes them more reliable than traditional mechanical potentiometers in many applications. In addition, digital potentiometers are available in two types: volatile and non-volatile, suitable for different application scenarios.
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