Thermal - Thermoelectric, Peltier Modules

Image Part Number Description / PDF Quantity Rfq
430719-502

430719-502

Laird Thermal Systems

CP14-71-10-L2-RT-W4.5

19

56280-501

56280-501

Laird Thermal Systems

CP10-63-06-L1-RT-W4.5

8

430883-502

430883-502

Laird Thermal Systems

UT6-24-F1-5555-TA-EP-W6

5

157005178

157005178

Laird Thermal Systems

HT6,12,F2,3434,TB,W6 CUSTOM

74

430052-505

430052-505

Laird Thermal Systems

PELTIER MOD 43.9X39.9X3.63MM 6A

0

9350006-319

9350006-319

Laird Thermal Systems

MS2,192,14,20,11,18,21,W8

0

43380-501

43380-501

Laird Thermal Systems

PELTIER

0

43250-500

43250-500

Laird Thermal Systems

PELTIER

0

9340001-307

9340001-307

Laird Thermal Systems

MS2,049,10,10,15,15,22,W8

0

430891-403

430891-403

Laird Thermal Systems

PELTIER HV37,48,F2,0202,GG,W0

0

430891-417

430891-417

Laird Thermal Systems

HV56,72,F2,0203,GG,W2

0

430139-513

430139-513

Laird Thermal Systems

PELTIER MOD HT3,12,F2,3030,TA,W6

0

430265-512

430265-512

Laird Thermal Systems

OT20,66,F0T,1211,11,W2.25

0

430001-505

430001-505

Laird Thermal Systems

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

0

430013-511

430013-511

Laird Thermal Systems

OT15,66,F0T,1211,11,W2.25

0

9350005-301

9350005-301

Laird Thermal Systems

MS4,115,14,15,11,W8

0

9350005-304

9350005-304

Laird Thermal Systems

PELTIER MS4,115,14,15,00,W8

0

430011-510

430011-510

Laird Thermal Systems

OT12,66,F0T,1211,11,W2.25

0

9350004-399

9350004-399

Laird Thermal Systems

MS3,119,14,15,11,22,W8

0

430891-416

430891-416

Laird Thermal Systems

HV56,72,F2,0203,GG,W0

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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