Thermal - Thermoelectric, Peltier Modules

Image Part Number Description / PDF Quantity Rfq
NL1020T-02AC

NL1020T-02AC

Marlow Industries, Inc.

TEM 3.96X3.96X2.16MM

0

101007040202

101007040202

Laird Thermal Systems

CP14-7-10-L1-RT-W4.5

12

RC12-6-01

RC12-6-01

Marlow Industries, Inc.

TEM 40.13X40.13X3.97MM

98

430764-519

430764-519

Laird Thermal Systems

UT15,12,F2,4040,TB,RT W10

18

387003022

387003022

Laird Thermal Systems

THERMOELECTRIC MODULE HI TEMP

40

430910-501

430910-501

Laird Thermal Systems

UT15-24-F2-5252-TB-RT-W6

8

PL054-6-40-01L

PL054-6-40-01L

Marlow Industries, Inc.

TEM 40X40X3.91

50

430252-508

430252-508

Laird Thermal Systems

CP10-71-05-L1-RT-W4.5

15

RC3-2.5-01

RC3-2.5-01

Marlow Industries, Inc.

TEM 16X16X3.94MM

0

LCC12-10-01

LCC12-10-01

Marlow Industries, Inc.

TEM THERMOCYCLER 40X40X3.84MM

24

RC12-9-01L

RC12-9-01L

Marlow Industries, Inc.

TEM 40X40X3.51MM

44

NL3021T-02AC

NL3021T-02AC

Marlow Industries, Inc.

MULTISTAGE TEM 6.6X6.6X5.38MM

24

430745-515

430745-515

Laird Thermal Systems

UT8-12-F2-2525-TA-EP-W6

1

58460-502

58460-502

Laird Thermal Systems

CP10-127-05-L2-W4.5

20

PL105-7.5-40-01L

PL105-7.5-40-01L

Marlow Industries, Inc.

TEM 40X40X3.1MM

8

430163-518

430163-518

Laird Thermal Systems

CP14-71-06-L2-RT-W4.5

10

108127060002

108127060002

Laird Thermal Systems

PC6-12-F1-4040-TA-W6

13

430044-014

430044-014

Laird Thermal Systems

PELTIER MOD 43.9X39.9X3.33MM

20

PL036-4-30-01

PL036-4-30-01

Marlow Industries, Inc.

TEM 30X30X3.2MM

25

PL020-4-30-01L

PL020-4-30-01L

Marlow Industries, Inc.

TEM 29.69X29.69X4.7MM

23

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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