Peltier Thermoelectric Modules

Peltier Semiconductor Cooling Module Thermoelectric Cooler Plate​ TEC Evolution •Although Thermoelectric Effects principles were discovered in the 1800’s, most early work was on metal alloys, not thermoelectric compounds. it wasn’t until the introduction of semiconductor materials in the late 1950’s, that thermoelectric cooling became a viable technology for [small] cooling applications. •The characteristics of TECs make them highly suitable for precise temperature control

Peltier Thermoelectric Modules For Industrial Cabinet Conditioner , Peltier Cooling Module Thermoelectric Effects • Three separate theories behind the operation of thermoelectric cooling first appeared in the 1800s. • Seebeck effect: Alessandro Volta and Thomas Johann Seebeck (1821) found that holding the junctions of two dissimilar conductors at different temperatures creates an electromotive force or voltage. This is the basis for thermocouples. • Peltier effect: Jean

Semiconductor Cooling Peltier Module Thermoelectric Cooling System Application : Semi-conductor Cooler Pump Diode Lasers Butterfly Package Wireless Package Automotive Cooling & warming cushion / mattress CPU cooling VGA cooling Model TEC1-7105T Imax(A) 5 Qmax(W) 23.7 Vmax(V) 8.6 Th=25℃ Tmax(℃) 67 Dimension (mm) A 30 B 30 C 30 D 4.1

Thermoelectric Peltier Module TEC Thermoelectric Cooling Module TE Design Considerations 1)What are you trying to cool? Devic Device or Enclosure 2)What is the application Active, Passive, Radiant 3)What are the temperature requirements? Tamb, , Tcold 4)Geometric constraints? Length, Width, Height 5)Power Input Constraints/Preferences? Voltage, Current Model TEC1-12705T Imax(A) 5 Qmax(W) 42.4 Vmax(V) 15.4 Th=25℃ Tmax(℃) 67 Dimension (mm) A 40 B 40 C 40 D 4.1

2.8W Qmax Peltier Thermoelectric Modules / Peltier Plate Module Definitions: Imax Input current resulting in greatest △T (△Tmax) [Amps] N Number of thermocouples (p-and n-type pairs) QmaxMaximum amount of heat that can be absorbed at cold face (occurs at I=Imax, △T = 0°C) [Watts] ThTemperature of the TEC hot face during operation [°C] TcTemperature of the TEC cold face during operation [°C] △TmaxMaximum temperature difference a TEC can achieve (occurs atI=Imax, Qc = 0) [°C]

TEC Heat Sink Thermoelectric Cooler Module , Teg Peltier Module Thermoelectric Benefits • TE coolers contain no chlorofluorocarbons or other materials which may require periodic replenishment. • Temperature control to within fractions of a degree can be maintained using TE devices and the appropriate support circuitry. • TE coolers function in environments that are too severe, too sensitive, or too small for conventional refrigeration. • TE coolers are not position-dependent.

Thermoelectric Cooler Peltier Module Peltier Cooler TEC For Thermoelectric Assembly Introduction To Thermoelectrics A Brief History Early 19th century scientists, Thomas Seebeck and Jean Peltier, first discovered the phenomena that are the basis for today’s thermoelectric industry. Seebeck found that if you placed a temperature gradient across the junctions of two dissimilar conductors, electrical current would flow. Peltier, on the other hand, learned that passing current

Industrial Peltier Thermoelectric Modules 25mm Length 25mm Width Thermoelectric Benefits The choice of a cooling technology will depend heavily on the unique requirements of any given application, however, thermoelectric (TE) coolers offer several distinct advantages over other technologies: • TE coolers have no moving parts and, therefore, need substantially less maintenance. • Life-testing has shown the capability of TE devices to exceed 100,000 hours of steady state