Thermal - Thermoelectric, Peltier Modules

Image Part Number Description / PDF Quantity Rfq
101071040901

101071040901

Laird Thermal Systems

CP10-71-05-L2-EP-W4.5

7

62910-501

62910-501

Laird Thermal Systems

CP08-127-05-L2-W4.5

10

430044-517

430044-517

Laird Thermal Systems

PELTIER MOD 43.9X39.9X3.33MM

20

387001715

387001715

Laird Thermal Systems

CP14-199-045-L1-EP-W400MM

1

430095-515

430095-515

Laird Thermal Systems

PELTIER MOD 43.9X39.9X4.14MM

20

430122-509

430122-509

Laird Thermal Systems

CP2-127-06-L2-W12

15

430874-506

430874-506

Laird Thermal Systems

CP14-199-06-L1-RT-W4.5

13

430822-501

430822-501

Laird Thermal Systems

UT8-12-F2-3030-TB-W6

10

430082-548

430082-548

Laird Thermal Systems

CP14-127-045-L2-EP-W4.5

0

430875-504

430875-504

Laird Thermal Systems

CP14-199-045-L2-W4.5

1

101071040802

101071040802

Laird Thermal Systems

CP10-71-05-L2-W4.5

9

430759-507

430759-507

Laird Thermal Systems

UT11-12-F2-3030-TB-W6

6

71012-507

71012-507

Laird Thermal Systems

CP10-254-06-L1-EP-W4.5

3

102066008007

102066008007

Laird Thermal Systems

OT08-66-F0-1009-11-RT-W2.25

1

387004706

387004706

Laird Thermal Systems

ULTRATEC UTX SERIES, THERMOELECT

0

16201-302

16201-302

Laird Thermal Systems

2CP,46,14,17,11 W2,TOP STAGE SPL

10

430252-511

430252-511

Laird Thermal Systems

CP10-71-05-L2-RT-W4.5

9

430719-504

430719-504

Laird Thermal Systems

CP14-71-10-L2-W4.5

17

430044-505

430044-505

Laird Thermal Systems

PELTIER MOD 43.9X39.9X3.33MM

20

430874-504

430874-504

Laird Thermal Systems

CP14-199-06-L2-W4.5

10

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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