NL4040 Datasheet, PDF (1/2 Pages) List of Unclassifed Manufacturers – Thermoelectric Cooler

TECHNICAL DATA SHEET
NL4040
Thermoelectric Cooler
RoHS EU Compliant
TYPICAL PERFORMANCE VALUES
Hot Side Temperature (°C)
∆ Tmax (°C-dry N₂):
Qmax (watts):
Imax (amps):
Vmax (vdc):
AC Resistance (ohms):
27°C
120
2.7
4.0
6.8
1.62
50°C
136
3.0
4.0
7.7
--
MECHANICAL CHARACTERISTICS
Positive Lead
.855
[21.72]
.253
[6.43]
Leads: 22 AWG (0.64) Bus
Solid Tinned Copper
Negative Lead
Beryllium Oxide Handling
Precautions
Beryllium oxide can be toxic only when
dust, mist, or fumes containing particles
small enough to enter the lungs are
inhaled. For the user, precautions required
are to avoid grinding, machining or
pulverizing the material by mechanical,
thermal, or chemical processing.
marlow industries, inc.R
.425
[10.80]
1.113
[28.27]
4.00 +/-.25
[101.60+/-6.35]
Cold Side
.010 [0.25] A
.001 [0.03]
.555+/-.013
[14.10 +/-0.33]
Ceramic Material: Beryllia (BC)
Millimeters are in [ ]
.003 [0.08]
A
ORDERING OPTIONS
Model Options
NL4040-01BC-36
NL4040-02BC-36
NL4040-03BC
NL4040-04BC
NL4040-05BC
Metallization
Both
Base
None
Both
Base
Elevated Temperature
Burn-In with test data
Yes
Yes
No
No
No
PRODUCT FEATURES
 Pretinned metallized ceramic surface(s) with 117°C solder.
 Thermistor mounted on edge of cold side ceramic.
(Calibration available.)
 Elevated temperature burn-in with test data provided.
For customer support or general questions please contact a local office or visit our website at www.marlow.com.
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