Thermal - Thermoelectric, Peltier Modules

Image Part Number Description / PDF Quantity Rfq
430002-503

430002-503

Laird Thermal Systems

PELTIER OT08,18,F0,0505,GG,W2.25

47

9340006-304

9340006-304

Laird Thermal Systems

PELTIER MS5,257,10,15,00,W8

0

71212-503

71212-503

Laird Thermal Systems

PELTIER CP085,127,06,L,RT,W4.5

16

387004923

387004923

Laird Thermal Systems

ETX3-3-F2-1518-TA-W6

10

430362-508

430362-508

Laird Thermal Systems

PELTIER MOD HT8,7,F2,3030,TA,W6

167

387004932

387004932

Laird Thermal Systems

ETX8-28-F2-5252-TA-RT-W6

19

71092-501

71092-501

Laird Thermal Systems

PELTIER SH14,15,06,L,W4.5

6

430037-502

430037-502

Laird Thermal Systems

PELTIER HOT12,18,F2A,0606,GG

40

387001815

387001815

Laird Thermal Systems

ET15,31,F2A,0909,11,W2.25

0

387001820

387001820

Laird Thermal Systems

ET-MS2,010,06,06,11,11,11,W2

4

387006328

387006328

Laird Thermal Systems

ETX2.6-6-F1-1225-TA-W6

0

430883-301

430883-301

Laird Thermal Systems

PELTIER UT6,24,F1,5555,TA,W6

34

430290-503

430290-503

Laird Thermal Systems

PELTIER OT08,04,F0,0203,GG,W2.25

29

387001740

387001740

Laird Thermal Systems

ET4,12,F1,3030,TA,RT,W4.5

0

430745-505

430745-505

Laird Thermal Systems

PELTIER UT8,12,F2,2525,11,RT,W6

0

70200-504

70200-504

Laird Thermal Systems

PELTIER CP14,71,10,L1,EP,W4.5

15

387001793

387001793

Laird Thermal Systems

ET4,7,F2,3030,TA,RT,W6

45

71061-504

71061-504

Laird Thermal Systems

PELTIER SH14,125,10,L1,W4.5

0

387004982

387004982

Laird Thermal Systems

ULTRATEC UTX SERIES, THERMOELECT

0

387004964

387004964

Laird Thermal Systems

ETX2.5-12-F1-3030-TA-RT-W6

0

Thermal - Thermoelectric, Peltier Modules

1. Overview

Thermoelectric Peltier Modules (TEMs) are solid-state devices that utilize the Peltier effect to transfer heat between two electrical junctions. When direct current (DC) passes through a thermoelectric material, heat is absorbed on one side and released on the opposite side. These modules enable precise temperature control without moving parts, refrigerants, or maintenance, making them critical in modern electronics, medical devices, and industrial systems.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Standard TEMsBalanced cooling capacity and costIndustrial temperature control systems
High-Power TEMsHigh T (temperature difference) and large heat pumping capacityLaser diode cooling, power electronics
Microminiature TEMsSub-centimeter dimensions with precise thermal regulationMedical sensors, infrared detectors
Multistage TEMsCascaded design for ultra-low temperature applicationsCryogenic systems, scientific instruments

3. Structure and Components

A typical Peltier module consists of: - Ceramic substrates (high thermal conductivity electrical insulation) - Thermoelectric elements (Bismuth Telluride - Bi2Te3 based semiconductors) - Copper interconnects (low electrical resistance) - Solder junctions (thermal and electrical bonding) - Epoxy encapsulation (moisture protection)

4. Key Technical Specifications

ParameterDescriptionImportance
Qmax (W)Maximum heat pumping capacityDetermines cooling capability
Tmax ( C)Maximum temperature differenceDefines operational limits
Imax (A)Maximum operating currentImpacts power consumption
ZT ValueThermoelectric figure of meritMaterial efficiency indicator
Dimensions (mm)Physical sizeIntegration constraints

5. Application Fields

Main industries include: - Electronics: CPU/GPU cooling, telecom equipment - Medical: PCR thermal cyclers, patient care devices Automotive: Battery thermal management, cabin climate control Scientific: Spectroscopy instruments, CCD cooling

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
Laird Thermal SystemsHiTemp Series Tmax=72 C, 200W capacity
TE ConnectivityCP Series TECMiniature 10 10mm footprint
II-VI IncorporatedLaser Diode CoolerHigh-reliability multistage design

7. Selection Recommendations

Key considerations: - Required T and heat load calculations - Operating voltage/current compatibility - Physical space constraints - Environmental conditions (humidity, vibration) - Cost vs. efficiency trade-offs

8. Industry Trends

Future developments focus on: - Advanced materials (Skutterudites, silicon-germanium) - Micro-scale integration for mobile devices - Smart modules with PID temperature control - Eco-friendly thermoelectric materials - 3D-printed customized geometries

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