Thermal - Thermoelectric, Peltier Modules

Image Part Number Description / PDF Quantity Rfq
430095-502

430095-502

Laird Thermal Systems

PELTIER MOD 43.9X39.9X4.14MM

20

430360-505

430360-505

Laird Thermal Systems

CP14-35-045-L1-RT-W4.5

17

387002770

387002770

Laird Thermal Systems

ZT7,16,F1,4040,TA,RT,W8

0

430080-519

430080-519

Laird Thermal Systems

CP14-127-10-L2-W4.5

14

101127021101

101127021101

Laird Thermal Systems

CP08-127-06-L1-EP-W4.5

20

387004995

387004995

Laird Thermal Systems

ULTRATEC UTX SERIES, THERMOELECT

0

430801-512

430801-512

Laird Thermal Systems

CP10,31,05,L,EP,W/HARNESS

77

44660-501

44660-501

Laird Thermal Systems

PELTIER

40

430113-530

430113-530

Laird Thermal Systems

PELTIER MOD 43.9X39.9X3.63MM 6A

20

430856-504

430856-504

Laird Thermal Systems

UT15-200-F2-4040-TB-W6

0

387001206

387001206

Laird Thermal Systems

OT08-18-F2-0505-11-EP-W2.25

5

56610-511

56610-511

Laird Thermal Systems

CP14-127-10-L1-EP-W4.5

16

71012-511

71012-511

Laird Thermal Systems

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

0

101031025111

101031025111

Laird Thermal Systems

CP10-31-08-L1-EP-W4.5

14

430078-556

430078-556

Laird Thermal Systems

CP14-127-06-L2-EP-W10

18

430078-553

430078-553

Laird Thermal Systems

CP14-127-06-L2-W4.5

20

430744-512

430744-512

Laird Thermal Systems

UT8-12-F2-3030-TB-RT-W6

10

430023-510

430023-510

Laird Thermal Systems

PELTIER MOD 43.9X39.9X4.14MM

20

430252-512

430252-512

Laird Thermal Systems

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

19

430165-509

430165-509

Laird Thermal Systems

CP2-71-06-L1-EP-W4.5

2

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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