Thermal - Thermoelectric, Peltier Modules

Image Part Number Description / PDF Quantity Rfq
387001141

387001141

Laird Thermal Systems

CP12-161-04-L1-EP-W4.5

12

430005-518

430005-518

Laird Thermal Systems

OT08-32-F0-0707-11-EP-W2.25

5

NL1022T-03AC

NL1022T-03AC

Marlow Industries, Inc.

TEM 8.79X8.79X2.16MM

0

430719-502

430719-502

Laird Thermal Systems

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

19

RC12-4-01S

RC12-4-01S

Marlow Industries, Inc.

TEM 29.97X29.97X3.33MM

0

RC12-6-01L

RC12-6-01L

Marlow Industries, Inc.

TEM 40.13X40.13X3.97MM

21

56280-501

56280-501

Laird Thermal Systems

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

8

NL1022T-04AC

NL1022T-04AC

Marlow Industries, Inc.

TEM 8.79X8.79X2.16MM

43

430883-502

430883-502

Laird Thermal Systems

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

5

NL2022T-02AC

NL2022T-02AC

Marlow Industries, Inc.

MULTISTAGE TEM 3.96X3.96X3.78MM

44

157005178

157005178

Laird Thermal Systems

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

74

RC3-8-01

RC3-8-01

Marlow Industries, Inc.

TEM 20.1X20.1X3.53MM

53

RC12-2.5-01

RC12-2.5-01

Marlow Industries, Inc.

TEM 30X34X3.93MM

18

LCC12-10-01L

LCC12-10-01L

Marlow Industries, Inc.

TEM THERMOCYCLER 40X40X3.84MM

25

TG12-8-01L

TG12-8-01L

Marlow Industries, Inc.

TEG GENERATOR 40.13X40.13X3.53MM

30

TG12-2.5-01

TG12-2.5-01

Marlow Industries, Inc.

TEG GENERATOR 30X30X3.94MM

34

NL2012T-02AC

NL2012T-02AC

Marlow Industries, Inc.

MULTISTAGE TEM 10.97X9.88X3.76MM

1

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

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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