Model Number
XLT2389-31AC
XLT2389-34AC
XLT2389-38AC
XLT2389-41AC
XLT2389-44AC
XLT2389-48AC
XLT2389-71AC
XLT2389-78AC
XLT2389-81AC
XLT2389-83AC
XLT2389-88AC
marlow industries, inc.
Subsidiary of II-VI INCORPORATED
MECHANICAL CHARACTERISTICS
ORDERING OPTIONS
DOC # 102-0235 REV E - PAGE 1 OF 2
.1200±.001 [3.048±0.025]
[36.40±0.13]
1.433±.005
Description
Undiced, one cooler
Undiced, ACR matched set, four
Undiced, ACR matched set, eight
Diced, one cooler
Diced, ACR matched set, four
Diced, ACR matched set, eight
Undiced, One cooler, no leadwires
Undiced, ACR matched set, eight, no leadwires
Diced, One cooler, no leadwires
Diced, ACR matched set, three,no leadwires
Diced, ACR matched set, eight,no leadwires
COLD SIDE, Tc
HOT SIDE, Th
.011 [0.28]
[35.84±0.13]
1.411±.005
TYP
®
Dimensions in [ ] are millimeters
Ceramic Material: Alumina (AC)
1.978±.005 [50.24±0.13]
2.142±.005 [54.41±0.13]
TECHNICAL DATA SHEET
XLT2389
Single-Stage Thermoelectric Cooler
PERFORMANCE VALUES
AVAILABLE MODIFICATIONS
ACR Matched in sets of four and eight.
Specifically designed for thermal cycling applications.
Capable of rapid heating and cooling rates.
Proven High Reliability (Data available upon request).
Rugged construction.
Porched configuration for enhanced leadwire strength.
Leadwires attached with 183°C solder.
Rated operating temperature of 130°C.
Height tolerance of ± 0.001 in. (± .025 mm) allows for multiple
module applications.
Hot Side Temperature (°C)
Δ Tmax (°C-dry N
Qmax (watts):
Imax (amps):
Vmax (vdc):
AC Resistance (ohms):
WIRE LENGTH: 1.7 ± .1
STRIP LENGTH: .12 ± .05 (TEC END)
LEADWIRES:
NEGATIVE LEAD (BLACK)
POSITIVE LEAD (RED)
2
):
.0008 [0.020]
.40 ± .05 (CUSTOMER END)
18 AWG, 19/30 STRANDING,
TEFLON INSULATED
.0008 [0.020] A
.0008 [0.020]
27°C
19.0
0.34
7.7
58
95
50°C
18.8
106
8.5
66
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