7950003-605

Series:	ZT
Part Status:	Active
Outline L x W x H:	40.00mm x 40.00mm x 3.91mm
Qmax @ Th:	55.0W @ 25°C
Delta Tmax @ Th:	74°C @ 25°C
Current - Max:	6.0A
Voltage - Max:	15.4V
Resistance:	2.21 Ohms
Operating Temperature:	80°C
Features:	Lead Wires, Sealed - Silicone RTV

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Thermal - Thermoelectric, Peltier Modules

Thermoelectric or Peltier modules come in a variety of shapes, sizes, and power that make them useful in a variety of applications. A thermoelectric module is a small solid-state device that uses the Peltier effect to create a temperature difference between two surfaces of the device when a DC voltage is applied to the two sides. These devices have become widely used in consumer electronics, such as notebook computers, and other applications that require precise temperature control. They are often used as stand-alone heating and cooling devices, but can also be used in conjunction with other heating or cooling elements, such as fans, radiators, or heat sinks. In addition, these devices are used to power thermally-activated switches, temperature sensors, and other components used in a variety of automated systems.The working principle of Peltier modules is based on the Peltier effect, which states that when two dissimilar materials (usually metals) are joined together, a potential difference is created between them. This potential difference is a result of an electron transfer between the two materials. When a heat source is applied to one side of the junction, the electrons move from the hotter side to the cooler side, which creates a current. When a DC voltage is applied to the two sides, the electrons move in the opposite direction, thus creating thermal energy on the hotter side and refrigeration on the cooler side. This process reverses itself when the current is reversed or the voltage is reduced.Peltier modules are available in a variety of shapes, sizes, power ratings, and materials. The size and power rating of the module will determine the amount of heat generated or absorbed by the module. Smaller modules typically have a lower power rating, whereas larger modules can produce higher power ratings. The most common materials used in the construction of Peltier modules are bismuth telluride, which is used for its high electrical conductivity, and selenium-antimony, which is used for its superior thermal performance. These materials can be combined with other materials, such as aluminum, silicon, and copper, for additional performance improvements.In addition to their thermal properties, Peltier modules are also efficient electric power generators. When combined with other components, such as fans and radiators, these modules can generate a wide range of electric power ratings. This type of power can be used to power small motors, pumps, and other devices in a variety of applications.In summary, Peltier or thermoelectric modules are incredibly useful devices. They are used in a variety of applications, such as consumer electronics, automated systems, and for generating power. They can produce thermal energy, refrigeration, and power, depending on the size, power rating, and material of the module. They are constructed out of a variety of materials, including bismuth telluride and selenium-antimony, but can also be combined with other materials such as aluminum, silicon, and copper for additional performance gains.

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