Thermal - Thermoelectric, Peltier Modules

Image Part Number Description / PDF Quantity Rfq
108161070003

108161070003

Laird Thermal Systems

PC7-16-F1-4040-TA-W6

17

387004716

387004716

Laird Thermal Systems

ULTRATEC UTX SERIES, THERMOELECT

0

APM2-11-14MA2

APM2-11-14MA2

DOUBLE STAGE, 4X4X2.3MM

0

CP40247

CP40247

CUI Devices

PELTIER, 20 X 20 X 4.7 MM, 4 A,

0

SP2394-07AB

SP2394-07AB

Marlow Industries, Inc.

MULTISTAGE TEM21.72X28.27X8.69MM

45

387001746

387001746

Laird Thermal Systems

ET2,12,F2,3030,TA,RT,W6

18

387004719

387004719

Laird Thermal Systems

ULTRATEC UTX SERIES, THERMOELECT

2

387004697

387004697

Laird Thermal Systems

ULTRATEC UTX SERIES, THERMOELECT

10

44560-501

44560-501

Laird Thermal Systems

PELTIER

15

387004929

387004929

Laird Thermal Systems

ETX4-7-F2-3030-TA-RT-W6

20

16068-303

16068-303

Laird Thermal Systems

MS3,052,10,17,11 WS,28AWG,PVC

48

430705-505

430705-505

Laird Thermal Systems

PELTIER MODULE NO MARKINGS

79

CP074965-238P

CP074965-238P

CUI Devices

PELTIER, 4.9 X 6.5 X 2.77 MM, 0.

53

430040-512

430040-512

Laird Thermal Systems

HOT20,65,F2A,1312,11,EP,W2.25

30

430010-501

430010-501

Laird Thermal Systems

PELTIER OT20,31,F1,0808,11,W2.25

20

CP90626257

CP90626257

CUI Devices

PELTIER, 62 X 62 X 5.7, 9 A, WIR

26

9350001-301

9350001-301

Laird Thermal Systems

MS2,049,14,14,15,15,11,W8

1

63604-512

63604-512

Laird Thermal Systems

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

16

430687-506

430687-506

Laird Thermal Systems

PELTIR ET12,65,F2A,1312,GG,W2.25

40

CP124159365

CP124159365

CUI Devices

PELTIER, 41.5 X 59 X 3.65, 12 A,

72

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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