THERMOMETRICS NEW JERSEY
808 US Highway 1
Edison, New Jersey 08817-4695 USA
Tel +1 (732) 287 2870
Fax +1 (732) 287 8847
Email: sales@thermometrics.com
THERMOMETRICS UK
Crown Industrial Estate, Priorswood Rd
Taunton, Somerset TA2 8QY UK
Tel +44 (0)1823 335200
Fax +44 (0)1823 332637
Email: info@thermometrics.com
THERMOMETRICS ST MARYS
967 Windfall Road
St Marys, Pennsylvania 15857-3397 USA
Tel +1 (814) 834 9140
Fax +1 (814) 781 7969
Email: sales-pa@thermometrics.com
THERMOMETRICS KOREA
#302 3rd floor Bethel Bldg,
324-1 Yangjae-dong, Seocho-Ku, Seoul, Korea
Tel +82 (0)2 5765232, 5233
Fax +82 (0)2 576 5234
Email: thmkorea@bora.dacom.co.kr
NTC THERMISTORS: TYPE DK
CHIP THERMISTOR IN DO-35 GLASS P ACKAGE
2 max
4.2 max27 min
0.5 nom
DIMENSIONS:
Dimensions in mm
FEATURES:
•Designed for accurate temperature measurement,
control & compensation
•Tight tolerances on resistance and B value
•Operation up to 250°C with excellent stability
•Glass body provides hermetic seal & voltage
insulation
•Available on axial bandolier to IEC 286-1
•Also available loose-packed with axial, radial and
SMD wire forms
•Suitable for automotive, telecom (battery packs),
HVAC & white goods applications
DESCRIPTION:
A range of NTC chip thermistors in DO-35 style glass
package (diode outline) with axial solder-coated
copper-clad steel wires.
DATA
Operating temperature .......... -40 to +250°C
Thermal time constant........ 7s (cooling in air)
Dissipation factor ...........................3.0mW/K
Mass .................................................... 0.2g
Packing / MOQ.....................1000/box (loose)
.................................. 5000/reel (bandoliered)
OPTIONS:
•Other resistance values within the ranges shown
e.g. code DKA302*2 for 3000Ω ± 2% at 25°C
•Reference temperatures in the range 0 to 150°C
•Operation to 300°C (no solder coating on wires)
•Wire lengths 4 to 32mm (±1mm) for DK..N; up
to 26mm for DK...H
CODING
Replace * in the codes shown above as follows:
Axial, loose-packed ...................................N
Axial, bandoliered ...................................... B
Radial, loose-packed .................................H
Surface mount, loose-packed ................... M
See separate tables for resistance - temperature data
DK...N
DK...M
Data sheet D-DK-6
Note: wires should not be bent within 2mm of glass body
DK...H
1 m in4.2 max1 m in
2.2 max
9.0 - 9.5
R25 B 25/85 Code Code Code Code Code
Ω
ΩΩ
ΩKR25
±
1% R25
±
2% R25
±
3% R25
±
5% R25
±
10%
2000 2 3540 ± 1% DKA 202*2 DKA 202*3 DKA 202*5 DKA 202*10
5000 2 3540 ± 1% DKA502*2 DKA 502*3 DKA 502*5 DKA 502*10
10000 2 3540 ± 1% DKA103*2 DKA 103*3 DKA 103*5 DKA 103*10
10000 5A 3730 ± 2% DKC103*3 DKC103*5 DKC103*10
12000 5A 3730 ± 2% DKC123*2 DKC123*3 DKC123*5 DKC123*10
10000 3 3960 ± 1% DKF103*1 DKF103*2 DKF103*3 DKF103*5 DKF103*10
20000 3 3960 ± 1% DKF203*1 DKF203*2 DKF203*3 DKF203*5 DKF203*10
30000 3 3960 ± 1% DKF303*1 DKF303*2 DKF303*3 DKF303*5 DKF303*10
50000 3 3960 ± 1% DKF503*1 DKF503*2 DKF503*3 DKF503*5 DKF503*10
100000 3 3960 ± 1% DKF104*1 DKF104*2 DKF104*3 DKF104*5 DKF104*10
200000 G 4263 ± 2% DKG 204*5 DKG204*10
500000 D 4573 ± 2% DKD504*5 DKD504*10
1000000 D 4573 ± 2% DKD105*5 DKD105*10
Material
system
Inside radius
1.2 nom 2.8 nom
Ø 0.5
19.5 ±
±±
± 1
2 nom 4 max
