Thermal - Thermoelectric, Peltier Modules

Image Part Number Description / PDF Quantity Rfq
63604-511

63604-511

Laird Thermal Systems

PELTIER MOD CP10,31,08,L1,W4.5

152

9350007-301

9350007-301

Laird Thermal Systems

MS2,192,14,20,15,25,11,W8

9

9340002-304

9340002-304

Laird Thermal Systems

PELTIR MS2,107,10,10,12,12,00,W8

50

9380001-304

9380001-304

Laird Thermal Systems

PELTIR MS2,065,04,04,11,11,00,W2

5

108139120001

108139120001

Laird Thermal Systems

PC12,139,F1,3550,TA.RT.W6

0

387001827

387001827

Laird Thermal Systems

ET15,24,F2,5252,TA,RT,W6

0

58910-501

58910-501

Laird Thermal Systems

CP14-127-045-L2-W4.5

8

430744-513

430744-513

Laird Thermal Systems

PELTIER UT8,12,F2,3030,TA,EP,W6

0

387004991

387004991

Laird Thermal Systems

ULTRATEC UTX SERIES, THERMOELECT

0

430278-503

430278-503

Laird Thermal Systems

PELTIER OT20,32,F0,0808,22,W2.25

40

430010-502

430010-502

Laird Thermal Systems

PELTIER OT20,31,F1,0808,GG,W2.25

39

430831-504

430831-504

Laird Thermal Systems

PELTIER OT08,32,F2,0707,GG,W2.25

36

430548-502

430548-502

Laird Thermal Systems

PELTIR ET20,68,F1A,1313,11,W2.25

84

430005-501

430005-501

Laird Thermal Systems

PELTIER OT08,32,F0,0707,11,W2.25

46

16503-310

16503-310

Laird Thermal Systems

PELTIR MS2,051,22,25,22,25,11,W8

70

430009-502

430009-502

Laird Thermal Systems

PELTIER OT08,66,F0,1009,GG,W2.25

29

430834-501

430834-501

Laird Thermal Systems

PELTIER OT08,11,F1,0305,11,W2.25

6

430437-508

430437-508

Laird Thermal Systems

ET19,35,F1N,0612,22,W2.29

34

430011-508

430011-508

Laird Thermal Systems

OT12,66,F0,1211,TB,RT,W2.25

38

430001-501

430001-501

Laird Thermal Systems

PELTIER OT12,12,F0,0406,11,W2.25

10

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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