Thermal - Thermoelectric, Peltier Modules

Image Part Number Description / PDF Quantity Rfq
CP10205033

CP10205033

CUI Devices

PELTIER, 20 X 50 X 3.3 MM, 10 A,

94

TG12-8-01LSG

TG12-8-01LSG

Marlow Industries, Inc.

TEG GENERATOR 40.13X40.13X3.53MM

41

CP60231H

CP60231H

CUI Devices

PELTIER, 20 X 20 X 3.1 MM, 6 A,

34

NL1022T-01AC

NL1022T-01AC

Marlow Industries, Inc.

SINGLE STAGE TEM

0

430874-503

430874-503

Laird Thermal Systems

PELTIER CP14,199,06,L1 W4.5

8

387001839

387001839

Laird Thermal Systems

ET7,16,F1,4040,TA,RT,W6

3

430104-512

430104-512

Laird Thermal Systems

PELTIER HOT12,65,F2A,1312,TB,RT

0

430082-502

430082-502

Laird Thermal Systems

PELTIER CP14,127,045,L1,EP,W4.5

264

56890-503

56890-503

Laird Thermal Systems

PELTIER MOD CP14,71,045,L1,W4.5

73

387004931

387004931

Laird Thermal Systems

ETX11-12-F2-3030-TA-RT-W6

0

MIKROE-3828

MIKROE-3828

MikroElektronika

PELTIER ELEMENT TEC1-12706

190

387004949

387004949

Laird Thermal Systems

ETX5-6-F1-2040-TA-RT-W6

40

430834-503

430834-503

Laird Thermal Systems

PELTIER OT08,11,F1,0305,GG,W2.25

45

RC6-8-01LS

RC6-8-01LS

Marlow Industries, Inc.

TEM 29.97X29.97X3.53MM

54

430446-503

430446-503

Laird Thermal Systems

PELTIER CP08,127,05,L1,RT,W4.5

1

430122-507

430122-507

Laird Thermal Systems

PELTIER CP2,127,06,L1,EP,W4.5

0

56860-501

56860-501

Laird Thermal Systems

PELTIER MOD CP14,35,045,L1,W4.5

20

9360002-304

9360002-304

Laird Thermal Systems

PELTIER MS3,119,20,15,00,W8

16

7050045-503

7050045-503

Laird Thermal Systems

PELTIER MOD 43.9X39.9X3.33MM

14

RC12-8-01L

RC12-8-01L

Marlow Industries, Inc.

TEM 40.13X40.13X3.53MM

47

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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