Thermal - Thermoelectric, Peltier Modules

Image Part Number Description / PDF Quantity Rfq
387004687

387004687

Laird Thermal Systems

ULTRATEC UTX SERIES, THERMOELECT

0

430745-510

430745-510

Laird Thermal Systems

PELTIER MOD UT8,12,F2,2525,TA,W6

13

430104-501

430104-501

Laird Thermal Systems

PELTIER HOT12,65,F2A,1312,11

16

387004948

387004948

Laird Thermal Systems

ETX25-12-F2-6262-TA-RT-W6

0

430533-502

430533-502

Laird Thermal Systems

PELTIER SH10,95,06,L,RT,W12

201

387004962

387004962

Laird Thermal Systems

ETX4-7-F1-2323-TA-W6

0

56610-510

56610-510

Laird Thermal Systems

PELTIER CP14,127,10,L1,RT,W4.5

75

16503-304

16503-304

Laird Thermal Systems

PELTIR MS2,051,22,22,25,25,00,W8

38

387004984

387004984

Laird Thermal Systems

ULTRATEC UTX SERIES, THERMOELECT

17

387004527

387004527

Laird Thermal Systems

ULTRATEC UTX SERIES, THERMOELECT

0

387001835

387001835

Laird Thermal Systems

ET6,12,F1,4040,TA,RT,W6

160

387004940

387004940

Laird Thermal Systems

ETX6-12-F1-3030-TA-RT-W6

0

387004954

387004954

Laird Thermal Systems

ETX9-3-F2-2525-TA-RT-W6

0

387002317

387002317

Laird Thermal Systems

ET6,19,F1,4040,TA,RT,W6

75

430759-512

430759-512

Laird Thermal Systems

PELTIER UT11,12,F2,3030,TA,RT,W6

123

430744-511

430744-511

Laird Thermal Systems

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

37

430003-501

430003-501

Laird Thermal Systems

PELTIER OT12,18,F0,0606,GG,W2.25

38

387004947

387004947

Laird Thermal Systems

ETX6-12-F1-3030-TA-W6

43

430874-501

430874-501

Laird Thermal Systems

PELTIER MOD

20

430097-507

430097-507

Laird Thermal Systems

PELTIER MOD 34X30X4.14MM 3.8A

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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