Thermal - Thermoelectric, Peltier Modules

Image Part Number Description / PDF Quantity Rfq
387004969

387004969

Laird Thermal Systems

ETX2.5-12-F1-4040-TA-RT-W6

0

9350006-307

9350006-307

Laird Thermal Systems

MS2,192,14,20,11,18,22,W8

12

57125-501

57125-501

Laird Thermal Systems

PELTIER MODULE CP2,31,06,L1,W4.5

1

71035-506

71035-506

Laird Thermal Systems

PELTIER CP08,31,06,L,EP,W4.5

11

ETH-241-10-13-E-H1

ETH-241-10-13-E-H1

TE HIGH TEMP,241,H1,EPOXY

0

387005354

387005354

Laird Thermal Systems

ETX2.6-12-F1-2525-TA-W6

14

APC-03208P

APC-03208P

TE CYCLING, 20X20X3.7MM

0

7050045-502

7050045-502

Laird Thermal Systems

PELTIER MOD 43.9X39.9X3.33MM

33

CP60140

CP60140

CUI Devices

PELTIER MOD 15 X 4MM 6.0A INP

3359

430007-509

430007-509

Laird Thermal Systems

PELTIR OT15,30,F2A,0610,11,W2.25

0

APC-12738P

APC-12738P

TE CYCLING, 30X30X3.3MM

0

475089-301

475089-301

Laird Thermal Systems

PELTIR MS2,068,14,14,15,15,11,W8

5

387001742

387001742

Laird Thermal Systems

ET4,7,F1,2323,TA,RT,W4.5

315

CP454375

CP454375

CUI Devices

PELTIER, 40 X 40 X 3.75, 4.5 A,

44

56460-500

56460-500

Laird Thermal Systems

PELTIER CP10,127,05,L1,EP,W4.5

433

NL1025T-03AC

NL1025T-03AC

Marlow Industries, Inc.

TEM 8.79X10.67X2.16MM

12

430437-506

430437-506

Laird Thermal Systems

ET19,35,F1N,0612,21,EP,W2.25

39

RC6-6-01LS

RC6-6-01LS

Marlow Industries, Inc.

TEM 30X30X3.91MM

319

475011-301

475011-301

Laird Thermal Systems

PELTIER MS2,83,05,05,13,13,11,W2

0

9350003-399

9350003-399

Laird Thermal Systems

MS2,192,14,20,15,25,TA,RT,W12

30

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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