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Thermoelectric
Modules
About Laird
Laird is a global technology company focused on providing
systems, components and solutions that protect electronics from
electromagnetic interference and heat, and that enable connectivity
in mission-critical wireless applications and antenna systems.
We are a global leader in the field of radio frequency (RF) engineering
and in the design, development and supply of innovative technology
that allows people, organisations and applications to connect
efficiently.
Our aim is to be a trusted partner to our customers by delivering
problem-solving solutions through Innovation, Reliable Fulfilment,
and Speed.
Laird partners with its customers to design custom thermal solutions
for applications in many industries including:
• Medical Diagnostics
• Medical Imaging
• Battery Cooling
• Industrial Laser Systems
• Optoelectronics
• Analytical Instrumentation
• Semiconductor Fabrication
• Aerospace Defense
• Food & Beverage
• Automotive
As an industry leader in high-performance Engineered Thermal
Systems that demand high system uptime, Laird provides the
knowledge, innovation, and resources to ensure exceptional
thermal performance and customer satisfaction for applications in
the medical, analytical, telecom, industrial, and consumer markets.
A Brief Introduction to
Thermoelectrics
Solid state heat pumps have been in existence since the discovery of
the Peltier effect in 1834. The devices became commercially available
several decades ago with the development of advanced semiconductor
thermocouple materials in combination with ceramics substrates.
Thermoelectric modules (TEMs) are solid-state heat pumps that require
a heat exchanger to dissipate heat utilizing the Peltier Effect. During
operation, DC current flows through the TEM to create heat transfer
and a temperature differential across the ceramic substrates, causing
one side of the TEM to be cold, while the other side is hot. A standard
single-stage TEM can achieve temperature differentials of up to 70°C.
A typical TEM’s geometric footprint can vary from 2 x 2 mm’s to 62 x
62 mm’s and are light in weight. This makes thermoelectrics ideal for
applications with tight geometric space constraints and low weight
requirements when compared too much larger cooling technologies,
such as conventional compressor-based systems. TEMs can also be
used as a power generator to convert waste heat into usable output
DC power.
Thermoelectrics are ideal for applications that require active cooling
to below ambient and have cooling capacity requirements < 600
Watts. A design engineer should consider TEMs when the system
design criteria includes such factors as precise temperature control,
high reliability, compact geometry constraints, low weight and
environmental friendly requirements.
Benefits of Using
Thermoelectrics
TEMs have several advantages over alternate cooling technologies:
• They have no moving parts, so the solid state construction results
in high reliability and units can be mounted in any orientation.
• TEMs can cool devices down to well below ambient. Colder
temperatures can be achieved, down to minus 100°C, by using
a multistage thermoelectric module in a vacuum environment.
• Thermoelectrics are able to heat and cool by simply reversing the
polarity, which changes the direction of heat transfer. This allows
temperature control to be very precise, where up to ±0.01°C can
be maintained under steady-state conditions.
• In heating mode, TEMs are much more efficient than
conventional resistant heaters because they generate heat
from input power supplied plus additional heat generated by
the heat pumping action.
• Devices are environmentally friendly because they use no CFC’s
and electrical noise is minimal.
• TEMs can be used as energy harvesters, turning waste heat into
usable output DC power.
Thermoelectric Product Line
Laird designs and manufactures thermoelectric modules (TEMs)
which adhere to strict process control standards and pass/fail
criteria, assuring our customers receive the best possible modules.
Our extensive standard product portfolio covers a wide range
of cooling capacities, temperature differentials, input power
requirements and geometric footprints. Standard finishing options
are available to accommodate alternate lead lengths, lapping
thickness tolerances, and moisture protective sealants. Standard
pre-tinning and solder constructions are available to accommodate
solder-able mounting of the TEM to the heat exchanger, or
processing of TEM through a reflow oven to solder onto an
optoelectronic package.
Laird offers several thermoelectric module product families that
can be classified by cooling capacity, temperature differential, form
factor or thermal cycling capability. Reference perceptual map as a
general guide as to where each product family fits with regards to these attributes.
Telecommunications
Optical components are used in backhaul communications to transmit data. Temperature stabilization of these devices is required to maintain
peak performance while ambient environment conditions fluctuate over time. Compact form factors are required to keep package size down
as well as no outgassing of thermal component.
• Laser Diodes
• Photodiodes
• Pump Lasers
• Optical Transceivers
• Telecom Enclosures
Medical
Reagents are used in medical diagnostics to help analyze liquid samples obtained from patients to diagnose an illness. TEMs refrigerate the
reagents to extend their life and keep costs down. Molecular diagnostics use TEMs to thermal cycle DNA samples to create millions of strands
of DNA for analysis. Medical lasers use TEMs to keep temperature of laser stable and for patient comfort during treatment.
• Medical Imaging
• Medical Lasers
• Medical Diagnostics
• Analytical Instrumentation
• Molecular Diagnostics
Industrial & Instrumentation
Operating IR detectors and CCD’s at low temperatures limits the noise they are exposed too. This expands the light spectrum they are able
to capture and increase resolution. Industrial lasers and metrology instrumentation use TEMs for temperature stabilization to maintain peak
performance. Digital printers use TEMs to control the humidity and optimize the ink drying process in high volume production runs.
• CCD Cameras
• Kiosks
• Digital Color Printing
• Thermal Imaging
• Metrology Instrumentation
• Industrial Lasar Systems
Transportation
Advancements in transportation technology require continued innovations in thermal management solutions. For example, use of smart lighting
headlamps or industrial x-ray inspection systems, provide numerous benefits, however at increased temperatures that the devices must endure.
Active cooling mechanisms that feature the use of TEMs provide the thermal management solutions needed to operate each device within an
acceptable temperature range that optimizes its performance.
• Smart Lighting
• Heads-Up Displays
• Imaging Sensors
TEM Rapid Prototyping Center
Since there are so many unique attributes that need to be ascertained for each application,
often a customized TEM will yield a more optimal thermal solution. Laird offers strong
engineering services with a global presence that supports onsite concept generation,
thermal modeling, thermal design and rapid prototyping. We also offer validation test services to meet unique compliance standards for each
industry, such as Telcordia,
MIL-STDs or standards specific to unique application. Minimum order quantity (MOQ) applies for all custom TEM designs and validation testing.
Custom Thermoelectric Modules
• Patterning and Plating
on Subtrates
• TE semiconductor
Processing
• Lapping, Wiring
and Sealing
• Test Validation
• Tooling Fabrication
• TEM Assembly
OptoTECTM
PART NO.
OT08,04,F0,0203,11,W2.25
OT08,08,F0,0305,11,W2.25
OT08,11,F1,0305,11,W2.25
OT08,18,F0,0505,11,W2.25
OT08,18,F2,0505,11,W2.25
OT08,32,F2,0707,11,W2.25
OT08,66,F0,1009,11,W2.25
OT12,12,F0,0406,11,W2.25
OT12,18,F0,0606,11,W2.25
OT12,18,F2A,0606,11,W2.25
OT12,62,F3,1211,11,W2.25
OT12,66,F0,1211,11,W2.25
OT15,30,F2A,0610,11,W2.25
OT15,66,F0,1211,11,W2.25
OT15,68,F1A,1313,11,W2.25
OT16,18,F2,0606,11,W2.25
OT20,12,F0,0406,11,W2.25
OT20,31,F1,0808,11,W2.25
OT20,32,F0,0808,11,W2.25
OT20,66,F0,1211,11,W2.25
OT24,31,F1,1010,TA,W2.25
OT20,30,F2A,0610,11,W2.25
• Miniature Form Factor
• Pb-free solder construction
with melt temperature
of 138oC
• Alumina or Aluminum
Nitride Substrates Available
• Designed for laser
diodes, infrared
detectors, pump lasers
and optical transceivers
OptoTEC – F0
OptoTEC – F1
OptoTEC – F2
OptoTEC – F3
PC Series
• Ideal for applications in
molecular diagnostics a
large number of thermal
cycles are required
• Specially constructed
to reduce the amount
of stress induced on
the TE elements during
operation
• Tested to withstand
more than 1M cycles
without degradation
in performance
Typical TEM Module
∆TMAX
(°C)
67
67
67
67
67
67
67
67
67
67
67
67
67
67
67
67
67
67
67
67
65
67
DIM A DIM B DIM C DIM D(2) DIM E
(mm) (mm) (mm)
(mm)
(mm)
1.8
3.4
3.4
2.4
3.3
3.3
4.9
2.4
3.4
5
3.4
2.4
4.9
4.9
6.6
2.4
5
5
6.7
2.4
6.6
6.6
8.3
2.4
9.8
8.9
11.4
2.4
4.2
6.2
6.2
2.7
6.2
6.2
8.3
2.7
6
6.2
7.2
2.7
12.2
11.2
13.2
2.7
2.0
12.3
11.3
14.4
2.7
6.2
10.3
12.3
2.1
12.3
11.3
14.4
2.4
13.2
13.2
13.2
2.4
6
7.6
6
2
4.2
6.2
6.2
2.2
8.1
8.1
8.1
2.2
8.3
8.3
10.3
2.2
12.1
11.1
14.2
2.5
10
10
10
2.5
6.2
10.3
12.3
1.8
-
Notes: 1) QMax rated value at ∆T = 0°C, Imax and Vmax, Th = 25°C; 2) Thickness for non-metallized versions only.
All modules are lead-free. For wiring options contact Laird.
QMAX
IMAX VMAX
(WATTS) (AMPS) (VOLTS)
PC4,12,F1,3030,TA,W6
33.4
3.9
14.4
PC5,16,F1,4040,TA,W6
53.2
4.8
18.3
PC7,16,F1,4040,TA,W6
76.3
7
18.3
PC6,12,F1,4040,TA,W6
54.1
6.1
14.9
PC8,12,F1,4040,TA,W6
72
8.5
14.5
PC12,139,F1,3550,TA,W6
117
12.3
15.5
PART NO.
• Designed for thermal
cycling between multiple
temperature set points
QMAX(1) IMAX VMAX
(WATTS) (AMPS) (VOLTS)
0.22
0.8
0.5
0.44
0.8
0.9
0.6
0.8
1.33
0.97
0.8
2.2
0.97
0.8
2.2
1.72
0.8
3.9
3.6
0.8
7.9
0.97
1.2
1.5
1.46
1.2
2.1
1.46
1.2
2.1
5.01
1.2
7.5
5.3
1.2
8
3.03
1.5
3.6
6.7
1.5
8
6.87
1.5
8.2
2
1.6
2
1.62
2
1.5
4.2
2
3.7
4.4
2
3.6
8.8
2
7.8
5.3
2.5
3.5
4
2
3.6
∆TMAX
(°C)
67
67
67
67
67
67
DIM A DIM B DIM C DIM D DIM E
(mm) (mm) (mm) (mm) (mm)
30
30
30
3.2
40
40
40
3.7
20
40
40
40
3.3
20
40
40
40
3.0
20
40
40
40
3.3
20
35
50
35
3.0
20
Wire
(AWG)
20
20
20
20
20
20
CP Series
QMAX(1)
(WATTS)
CP08,127,05,L1,W4.5
22.4
CP08,127,06,L1,W4.5
18.1
CP08,31,06,L1,W4.5
4.4
CP08,63,06,L1,W4.5
9
CP08,71,06,L,W4.5
10.1
CP085,127,06,L1,W4.5
20.2
CP10,127,05,L1,W4.5
33.4
CP10,127,06,L1,W4.5
25.7
CP10,127,08,L1,W4.5
21.4
CP10,131,04,L1,W4.5
54.1
CP10,254,06,L1,W4.5
51.4
CP10,31,05,L1,W4.5
8.2
CP10,31,06,L,W4.5
6.3
CP10,31,08,L1,W4.5
5.3
CP10,63,05,L1,W4.5
16.6
CP10,63,06,L1,W4.5
12.7
CP10,71,05,L,W4.4
18.7
CP10,71,06,L,W4.5
14.4
CP12,161,04,L1,W4.5
69.3
CP12,161,06,L1,W4.5
52.2
CP14,127,045,L1,W4.5
72
CP14,127,06,L1,W4.5
51.4
CP14,127,10,L1,W4.5
33.4
CP14,17,06,L,W4.5
6.9
CP14,17,10,L,W4.5
4.5
CP14,199,045,L1,W4.5 115.7
CP14,199,06,L1,W4.5
80.9
CP14,31,045,L,W4.5
20.4
CP14,31,10,L1,W4.5
8.2
CP14,35,045,L1,W4.5
19
CP14,63,045,L,W4.4
36.6
CP14,63,06,L,W4.5
25.4
CP14,63,10,L,W4.5
16.6
CP14,71,045,L1,W4.5
38.5
CP14,71,06,L1,W4.5
28.7
CP14,71,10,L1,W4.5
18.7
CP2,127,06,L1,W4.5
120
CP2,127,10,L1,W4.5
77.1
CP2,31,06,L1,W4.5
29.3
CP2,31,10,L1,W4.5
18.8
CP2,71,06,L1,W4.5
67
PART NO.
• Designed for high
current, large heat
pumping applications
• Wide product breadth
that covers many form
factors, input power
requirements and heat
pumping capacities
• Ideal for medical diagnostics,
analytical instrumentation,
photonics laser systems and
battery cooling
Annular Series
• Features center hole for
transmission of light, wires,
probes or mounting hardware
• Round or square hole
configurations available
• Rapid prototyping available
to accommodate unique
shape requirements
PART NO.
RH14,14,045,L,W4.4
RH14,14,10,L,W4.5
RH14,14,06,L1,W4.5
RH14,32,06,L1,W4.5
SH10,23,06,L1,W4.5
SH08,28,05,L1,W4.5
SH10,125,05,L1,W4.5
SH14,125,10,L1,W4.5
SH14,125,06,L1,W4.5
SH14,125,045,L1,W4.5
SH Series
THERELECTRIC MODULES
QMAX(1)
(WATTS)
7.6
3.7
5.7
12.9
4.7
4.9
32.9
32.9
50.7
67.7
RH Series
IMAX
VMAX
∆TMAX
(AMPS) (VOLTS)
(°C)
2.6
15.4
67
2.1
15.4
67
2.1
3.8
67
2.1
7.6
67
2.1
8.6
67
2.7
15.3
66
3.9
15.4
67
3
15.4
67
2.5
15.4
67
6.1
14.9
67
3.0/6.0 30.8/15.4
67
3.9
3.8
67
3
3.75
67
2.5
3.8
67
3.9
7.6
67
3
7.6
67
3.9
8.6
67
3
8.6
67
6.4
18.3
67
4.8
18.3
67
8.5
15.4
65
6
15.4
67
3.9
15.4
68
6
2.06
67
3.9
2.06
68
8.5
22.4
65
6
22.7
67
8.7
4.0
68
3.9
3.75
68
8.5
4.2
65
8.5
7.1
65
6
7.1
67
3.9
7.1
67
8.5
8.6
65
6
8.6
67
3.9
8.6
68
14
15.4
67
9
15.4
68
14
3.8
67
9
3.8
68
14
8.6
68
IMAX
(AMPS)
8.5
3.9
6
6
3
2.6
3.9
3.9
6
8.5
VMAX
(VOLTS)
1.7
1.7
1.7
3.9
2.8
3.9
15.2
15.2
15.2
15.2
DIM A
(mm)
25
25
12
12
18
30
30
30
30
40
60
15
15
15
15
15
23
23
40
40
40
40
40
15
15
40
40
15
20
15
20
20
20
30
30
30
62
62
30
30
44
∆TMAX (°C)
65
68
67
67
67
67
67
68
67
65
DIM B
(mm)
25
25
12
25
18
30
30
30
30
23
30
15
15
15
30
30
23
23
40
40
40
40
40
15
15
40
40
30
20
30
40
40
40
30
30
30
62
62
30
30
44
DIM A
(mm)
26
26
26
44
15
14.7
30
40
40
40
DIM C
(mm)
25
25
12
12
18
30
30
30
30
40
30
15
15
15
15
15
23
23
40
40
40
40
40
15
15
40
40
15
20
15
20
20
20
30
30
30
62
62
30
30
44
DIM B
(mm)
26
26
26
55
15
10.3
30
40
40
40
DIM C
(mm)
26
26
26
55
15
14.7
30
40
40
40
DIM D
(mm)
3.1
3.4
3.4
3.4
3.4
3.6
3.2
3.6
4
3
3.6
3.2
3.6
4
3.2
3.6
3.2
3.6
3.3
3.6
3.3
3.8
4.7
3.8
4.7
3.3
3.81
3.32
4.7
3.3
3.31
3.81
4.7
3.3
3.8
4.7
4.6
5.6
4.6
5.6
4.6
DIM D
(mm)
3.3
4.7
3.8
3.8
3.6
3.1
3.2
4.7
3.8
3.3
Wire
(AWG)
26
26
26
26
26
26
24
24
24
24
24
24
24
24
24
24
24
24
22
22
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
DIM E
(mm)
14
14
14
27
7.2
4.4
3.6
4.7
4.7
4.7
Notes: 1) QMax rated value at ∆T = 0°C, Imax and Vmax,
Th = 25°C; 2) Thickness for non-metallized versions only.
All modules are lead-free. For wiring options contact Laird.
PolarTECTM
QMAX(1) IMAX
VMAX ∆TMAX
(WATTS) (AMPS) (VOLTS)
(°C)
18
3.7
8.1
67
29
6
8.1
65
33
3.9
14.4
65
32
3.7
14.4
67
52
6
14.4
65
72
8.5
14.4
64
DIM A
(mm)
30
30
30
40
40
40
DIM B
(mm)
30
30
30
40
40
40
DIM C
(mm)
34
34
34
44
44
44
DIM D
(mm)
4.1
3.8
3.2
4.1
3.8
3.3
Wire
(AWG)
18
18
24
18
18
18
DIM A
(mm)
DIM B
(mm)
DIM C
(mm)
DIM D
(mm)
Wire
(AWG)
• Ideal for laser systems in the industrial and
medical markets and high powered projectors
QMAX(1) IMAX
VMAX ∆TMAX
(°C)
(WATTS) (AMPS) (VOLTS)
UT11,12,F2,3030,TA,W6
95
11
14.4
69
UT15,12,F2,4040,TA,W6
126
14.6
14.4
69
UT8,12,F2,3030,TA,W6
69
7.9
14.4
69
UT15,200,F2,4040,TA,W6
236
15.4
25
68
UT15,24,F2,5252,TA,W6
288
15.1
30.8
70
UT15,288,F2,5252,TA,W7
341
15.4
36
68
UT6,19,F1,4040,TA,W9
93
6
24.6
70
UT6,24,F1,5555,TA,W9
113
6
29.8
70
UT8,12,F2,2525,TA,W7
69
7.9
14.4
69
UT8,200,F2,4040,TA,W7
128
8.5
24.9
70
UT8,24,F1,5555,TA,W9
153
8.5
29.8
70
UT8,288,F2,5252,TA,W7
182
8.5
35.9
70
UT9,28,F2,4040,TA,W9
206
9.2
36.7
68
30
40
30
40
52
52
40
55
25
40
55
52
40
30
40
30
40
52
52
40
55
25
40
55
52
40
34
44
34
44
56
56
40
55
25
44
55
56
44
2.4
2.8
2.6
3.3
3.3
3.3
3.9
3.9
1.9
3.8
3.8
3.8
2.8
22
20
20
20
20
20
20
20
20
20
20
20
20
ZT Series
PART NO.
QMAX(1) IMAX
VMAX ∆TMAX
(°C)
(WATTS) (AMPS) (VOLTS)
18
3.9
8.8
74
31
6.0
8.6
74
35
3.9
16.4
74
37
3.9
15.4
74
55
6.0
15.4
74
62
5.0
20
74
77
8.5
15.4
72
84
6.7
20
72
DIM A
(mm)
20
30
30
40
40
40
40
40
DIM B
(mm)
20
30
30
40
40
40
40
40
DIM C
(mm)
20
30
30
40
40
40
40
40
DIM D
(mm)
3.6
3.9
3.6
4.8
3.9
3.7
3.8
3.3
Wire
(AWG)
22
22
22
22
22
22
22
22
• Porch style ceramic for
improved lead attachment
• Standard 4,6 and 8 Amp
configurations available
• Designed for high
volume production runs
in consumer, food and
beverage markets
UltraTECTM
• High heat flux density,
up to 12.5W/cm2
• High COP in low power
input applications
• Assembled with
premium Bismuth Telluride
semiconductor material
• Achieves a higher
temperature differential
than standard single
stage TEMs
• Ideal for applications that
require to reach colder
temperatures
PART NO.
P4,7,F2,3030,TA,W5
PT6,7,F2,3030,TA,W6
PT4,12,F2,3030,TA,W6
PT4,12,F2,4040,TA,W6
PT6,12,F2,4040,TA,W6
PT8,12,F2,4040,TA,W6
PART NO.
ZT4,7,F1,2020,TA,W8
ZT6,7,F1,3030,TA,W8
ZT4,12,F1,3030,TA,W8
ZT4,12,F1,4040,TA,W8
ZT6,12,F1,4040,TA,W8
ZT5,16,F1,4040,TA,W8
ZT8,12,F1,4040,TA,W8
ZT7,16,F1,4040,TA,W8
Notes: 1) QMax rated value at ∆T = 0°C, Imax and Vmax, Th = 25°C;
2) Thickness for non-metallized versions only.
All modules are lead-free. For wiring options contact Laird.
Multi-stage
PART NO.
• Designed for large
temperature differential
applications
• Custom designs available
to meet unique cooling
capacity or temp differential
requirements
MS2,010,06,06,11,11,11,W2
MS2,024,06,06,11,11,11,W2
MS2,065,04,04,11,11,11,W4
MS2,049,10,10,15,15,11,W8
MS2,049,14,14,15,15,11,W8
MS2,068,14,14,15,15,11,W8
MS2,107,10,10,12,12,11,W8
MS2,051,22,25,22,25,11,W8
MS2,102,14,14,17,17,11,W8
MS2,190,10,10,12,12,11,W8
MS2,190,10,13,08,20,11,W8
MS2,192,14,20,15,25,11,W8
MS2,102,22,22,17,17,11,W8
MS2,192,14,20,11,18,11,W8
MS3,052,10,17,11,W8
MS3,070,20,25,11,W8
MS3,231,10,15,11,W8
MS3,119,14,15,11,W8
MS3,119,20,15,11,W8
MS4,108,10,20,11,W8
MS4,129,10,15,11,W8
MS4,115,14,15,11,W8
MS5,257,10,15,11,W8
Typical Multistage
Module
• Ideal for CCD cameras, IR Detectors and
Industrial Sensing Instrumentation
HiTemp ET Series
PART NO.
• Protects electronics in high temperature
environments that operate in excess of 80°C
• Available in multiple configurations
• Designed for higher current and larger heatpumping applications
– F0
– F1
MULTISTAGE
– F2
ET08, 32, F0, 0707, 11, W2.25
ET08, 66, F0, 1009, 11, W2.25
ET1.8, 31, F1, 0707, 11, W2.25
ET12, 18, F2A, 0606, 11, W2.25
ET12, 32, F0, 0808, 11, W2.25
ET12, 65, F2A, 1212, 11, W2.25
ET12, 65, F2A, 1312, 11, W2.25
ET15, 30, F2A, 0610, 11, W2.25
ET15, 31, F2A, 0909, 11, W2.25
ET15, 65, F2A, 1312, 11, W2.25
ET19, 23, F1N, 0608, 11, W2.25
ET19, 35, F1N, 0612, 11, W2.25
ET20, 24, F2A, 0709, 11, W2.25
ET20, 30, F2A, 0610, 11, W2.25
ET20, 31, F1A, 0909, 11, W2.25
ET20, 65, F2A, 1312, 11, W2.25
ET20, 68, F1A, 1313, 11, W2.25
ET2, 12, F2, 3030, TA, W6
ET2.3, 49, F1, 1919, TA, W6
ET2.5, 12, F1, 3030, TA, W4.5
ET2.6, 6, F1, 1225, TA, W6
ET2.6, 6, F1, 1225, TA, W6
ET3, 12, F2, 3030, TA, W6
ET4, 12, F1, 3030, TA, W4.5
ET4, 12, F2, 3030, TA, W6
ET4, 12, F2, 4040, TA, W6
ET4, 31, F1, 1515, TA, W4.5
ET4, 31, F1, 2020, TA, W6
ET4, 6, F2, 2138, TA, W6
ET4, 7, F1, 2323, TA, W4.5
ET4, 7, F2, 3030, TA, W6
ET5, 6, F1, 2040, TA, W6
ET6, 12, F1, 3030, TA, W6
ET6, 12, F1, 4040, TA, W6
ET6, 19, F1, 4040, TA, W6
ET6, 3, F1, 2020, TA, W6
ET6, 7, F2, 3030, TA, W6
ET7, 16, F1, 4040, TA, W6
ET7, 3, F1, 2020, TA, W4.5
ET8, 12, F1, 4040, TA, W6
ET8, 12, F2, 2525, TA, W6
ET8, 28, F2, 5252, TA, W6
ET8, 7, F2, 3030, TA, W6
ET9, 3, F1, 3030, TA, W6
ET9, 3, F2, 2525, TA, W6
ET11, 12, F2, 3030, TA, W6
ET14, 3, F1, 3030, TA, W6
ET15, 12, F2, 4040, TA, W6
ET15, 24, F2, 5252, TA, W6
ET15, 28, F2, 5252, TA, W6
ET25, 12, F2, 6262, TA, W6
ET-MS2, 010, 06, 06, 11, 11, 11 W2
ET-MS2, 024, 06, 06, 11, 11, 11 W2
ET-MS2, 192, 14, 20, 11, 18 11, W8
QMAX(1) IMAX
VMAX ∆TMAX
(WATTS) (AMPS) (VOLTS)
(°C)
0.35
1.1
0.9
92
0.81
1.1
2.2
92
1.1
0.5
5.5
82
3.4
2.1
3.8
87
6.6
4
3.8
87
8.4
5
6.2
92
9.2
3
9.2
89
10.5
5.7
3.5
76
12.1
4.3
8.2
87
16.4
2.8
15.7
87
16.4
2.8
15.6
87
27.3
4.4
16
88
29
10.3
7.87
87
39.9
6.7
15.6
87
1.4
1.8
3.3
99
3
6.5
6.5
118
6.9
1.9
15.5
104
7.5
3.9
8
100
14.9
8
8.2
100
1.1
1.5
7.87
110
1.9
1.8
8.2
115
2.6
3.5
7.6
122
2
1.5
14.5
123
QMAX(1)
(WATTS)
2.1
4.3
4.5
1.8
3.1
5.3
5.3
3.6
3.7
7.7
3
4.5
3.3
4.1
4.2
10.6
9.3
23.8
33
24.5
10.8
13.3
33
41
41
39.2
9.9
8.7
19.5
22.8
21.9
26.3
64
63
96
15.2
34.9
88
19.4
88
81
200
49
23.2
24.8
112
36
149
283
338
258
0.3
0.8
40
DIM A
(mm)
3.2
4.1
12
11.5
15
14.7
22.6
26
20
30
30
40
30
40
7.2
14
15
15
22
7.1
8
14.5
8
DIM B
(mm)
3.2
4.1
4
11.5
15
14.7
22.6
26
20
30
30
40
30
40
7.2
8
15
15
22
7.1
8
4.5
8
DIM C
(mm)
3.9
6.1
14
15
20
24
22.6
30
30
30
30
40
44
40
15
36
30
30
44
18
23
33
30
DIM D
(mm)
3.9
6.1
6
15
20
24
22.6
30
30
30
30
40
44
40
15
36
30
30
44
24
23
24
30
DIM E
(mm)
4.2
4.6
4.7
6.6
7.2
7.9
6.25
10.9
7.5
6.5
6.6
8.1
9.1
8.1
9.8
16
9.5
10.4
12.9
14.6
12.5
13.8
15.4
IMAX
(AMPS)
VMAX
(VOLTS)
∆TMAX (°C)
DIM A
(mm)
DIM B
(mm)
DIM C
(mm)
DIM D
(mm)
DIM E
(mm)
0.8
0.8
1.8
1.2
1.2
1.2
1.2
1.5
1.5
1.5
1.9
1.9
2.0
2.0
2.0
2.0
2.0
2.3
3.2
2.5
2.0
2.6
3.2
3.9
3.8
3.9
3.9
3.8
3.8
3.9
3.8
5.0
6.0
6.0
6.0
6.0
6.0
6.7
7.7
8.5
7.8
8.5
8.5
9.0
9.8
11
14
15
15
15
25
1.1
1.1
6.8
4.7
9.7
4.6
2.7
4.7
7.4
7.4
4.4
4.6
9.6
2.7
4
2.7
3.4
3.5
9.6
7.8
18.6
18.6
18.6
9.3
9.3
18.6
18.6
18.6
18.6
4.6
4.6
9.3
10.4
10.4
9.3
18.6
18.6
29.3
4.6
10.4
23.7
4.6
18.6
18.6
42.5
10.4
4.6
4.6
18.7
4.6
18.7
35.4
42.3
18.6
1.1
1.1
15.8
87
87
87
87
87
67
67
87
87
87
65
67
67
67
67
87
67
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
87
92
92
87
6.5
9.8
7.8
6.1
8.1
13.2
13.2
6.2
8.8
13.2
6.0
6.0
6.6
6.2
8.8
13.2
13.2
30
19.4
30
12.5
12.5
30
30
30
40
15
20
20.6
23
30
20
30
40
40
20
30
40
20
40
24.6
52
30
30
25.4
30
30
40
52
52
62
3.2
4.1
40
6.5
8.9
7.8
6.2
8.1
12.1
12.1
10.3
8.8
12.1
8.2
12.2
8.8
10.3
8.8
12.1
13.2
30
19.4
30
25
25
30
30
30
40
15
20
38.4
23
30
40
30
40
40
20
30
40
20
40
24.3
52
30
30
25.4
30
30
40
52
52
62
3.2
4.1
40
8.1
11.4
7.8
7.2
10.2
13.2
13.2
12.3
11.0
13.2
6.0
6.0
10.8
12.3
8.8
13.2
13.2
34
19.4
30
12.5
12.5
34
30
34
44
15
20
43.2
23
34
20
30
40
40
20
34
40
20
40
26.9
56
34
30
28.7
34
30
44
56
56
62
3.9
6.1
40
2.4
2.4
1.1
2.7
2.7
2.2
2.2
2.0
2.7
2.4
1.65
1.65
2.0
1.8
2.2
2.4
2.2
3.4
3.6
4.0
3.4
3.2
3.6
3.2
3.2
4.1
3.2
4.7
3.8
3.2
4.1
3.6
3.2
3.8
3.9
3.2
3.8
3.2
3.5
3.3
2.0
3.8
3.3
5.6
5.0
2.4
2.4
2.8
3.3
3.3
4.1
3.9
6.1
40
4.2
4.6
8.1
WWW.LAIRDTECH.COM
Finishing Options
Surface Finish Options
CP
OptoTEC
HiTempET
PolarTEC
Multistage
Center Hole
SH/RH
MM
L
TT
-
MM
L
TT
-
UltraTEC
Multistage
Center Hole
SH/RH
TA
TB
-
TA
TB
UltraTEC
Metallized Hot/Cold Surface
MM
00
00
Non-Metallized Hot and/or Cold face
L
11
11
11
11
Pre-tinning Hot and/or Cold face with 118˚C InSn Solder
TT
22
22
Pre-tinning Hot and/or Cold face with 138˚C BiSn Solder
33
Au plating (Hot/Cold Surface)
GG
GG
Example: CP10,127,05TL = Pre-tinned Hot Face (118˚C InSn), Non-Metallized Cold Face. Note: Metallization and pretinning are not recommended
for module sizes larger than 12 x 12 mm’s. Consult datasheet for module thicknesses for each surface finishing option. Contact Laird for finishing
options for Multistage Modules.
Thickness Tolerance Options
CP
OptoTEC
HiTempET
PolarTEC
+/- 0.001” (0.025 mm)
L1
TA
TA
TA
+/- 0.0005” (0.013 mm)
L2
TB
TB
TB
Example: CP10,127,05,L2 = thickness is 3.2 mm +/- 0.013 mm. Contact Laird for thickness options for Multistage Modules.
Moisture Protection Options
CP
OptoTEC
HiTempET
PolarTEC
UltraTEC
Multistage
Center Hole
SH/RH
RTV perimeter seal, Color: Translucent or White
Epoxy perimeter seal, Color: Black
RT
EP
RT
EP
RT
EP
RT
EP
RT
EP
RT
EP
RT
EP
Example: CP10,127,05,L2,RT = RTV silicone perimeter seal
Silicone (RTV) is an all purpose sealant that exhibits good sealing characteristics and retains its elastomeric properties over a wide temperature range,
-60 to 200°C.
The sealant is non-corrosive to many chemicals and exhibits good electrical properties with low thermal conductivity.
Epoxy (EP) is an effective barrier to moisture that exhibits a useable temperature range of -40 to 130°C. When cured the material is completely uni-cellular and therefore the moisture
absorption is negligible. The material exhibits a low dielectric constant, low coefficient of thermal expansion and low shrinkage.
Wire Options
CP
OptoTEC
HiTempET
PolarTEC
UltraTEC
Custom lead length # in inches, (S denotes special
W#
W#
W#
W#
W#
requirement)
Example: CP10,127,05,L2,W8 = Wire length is 8” (203 mm). Reference datasheet for standard lead length, wire type and insulation sleeving.
Consult with Laird for wire bondable posts or thru hole mount.
Multistage
Center Hole
SH/RH
W#
W#
Thermal Wizard
The Thermal Wizard is an online tool that allows engineers
to specify a given set of input variables based on application
attributes and model the performance of the TEM prior to
trial. The tool contains several application examples and an
active datasheet that simulates how the TEM(s) will function
under a specific set of operating conditions. Available only
online, the Thermal Wizard is accessible from the Laird
website at lairdtech.com/thermal-wizard.
Americas: +1.919.597.7300
Europe: +46.31.420530
Asia: +86.755.2714.1166
www.lairdtech.com/thermal-wizard
THR-BRO-THERMOELECTRIC MODULES_07022018
Any information furnished by Laird and its agents is believed to be accurate and reliable. All specifications are subject to change without notice. Responsibility for the use and application of Laird materials
rests with the end user, since Laird and its agents cannot be aware of all potential uses. Laird makes no warranties as to the fitness, merchantability or suitability of any Laird materials or products for
any specific or general uses. Laird, Laird Technologies, Inc or any of its affiliates or agents shall not be liable for incidental or consequential damages of any kind. All Laird products are sold pursuant to
the Laird Technologies’ Terms and Conditions of sale in effect from time to time, a copy of which will be furnished upon request. © Copyright 2017 Laird Technologies, Inc. All Rights Reserved. Laird, Laird
Technologies, the Laird Logo, and other marks are trademarks or registered trademarks of Laird Technologies, Inc. or an affiliate company thereof. Other product or service names may be the property
of third parties. Nothing herein provides a license under any Laird or any third party intellectual property rights.