DN
Vishay Dale
NTC Thermistors
FEATURES
•
Temperature measurement.
•
Temperature control.
•
Inrush current limiting.
•
Temperature compensation.
•
Sensing liquid level or air flow.
STANDARD ELECTRICAL SPECIFICATIONS and DIMENSIONS
in inches [millimeters]
B
A
0.5
Min.
C
PART NUMBER
DN5004D2R5K
DN4005D5R0K
DN3003D5R0K
DN4008D7R5K
DN3005D7R5K
DN3508D100K
DN2304D100K
DN2707D150K
DN2004D150K
DN2508D200K
DN2005D200K
DN1705D250K
DN2008D300K
DN1708D400K
DN5004A250K
DN4005A500K
DN3003A500K
DN4008A750K
DN3005A750K
DN3508A101K
DN2304A101K
DN2707A151K
DN2004A151K
BASE
RESISTANCE
R
O
@ 25
°
C
(
Ω
)
±
10%
2.50
5.00
5.00
7.50
7.50
10.00
10.00
15.00
15.00
20.00
20.00
25.00
30.00
40.00
25.00
50.00
50.00
75.00
75.00
100.00
100.00
150.00
150.00
TCR @ 25
°
C
(%/
°
C)
(Curve)
REFERENCE DIMENSIONS (inches)
DISSIPATION
CONSTANT
Dc (mW/
°
C)
14.00
9.00
8.00
9.00
8.00
9.00
TIME
CONSTANT
Tc (Sec)
60.00
50.00
35.00
65.00
42.00
60.00
22.00
55.00
20.00
45.00
25.00
19.00
25.00
22.00
60.00
50.00
48.00
65.00
42.00
60.00
22.00
55.00
20.00
BODY
TYPE
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
Lead
AWG #
22.00
22.00
24.00
22.00
24.00
22.00
24.00
24.00
24.00
24.00
24.00
24.00
24.00
24.00
22.00
22.00
24.00
22.00
24.00
22.00
24.00
24.00
24.00
A
0.500
0.400
0.300
0.400
0.300
0.350
0.225
0.270
0.200
0.250
0.200
0.170
0.200
0.170
0.500
0.400
0.350
0.400
0.300
0.350
0.225
0.270
0.200
B
0.040
0.050
0.030
0.080
0.045
0.080
0.035
0.070
0.040
0.080
0.050
0.050
0.080
0.075
0.040
0.055
0.040
0.080
0.045
0.080
0.035
0.070
0.040
C
0.30
0.30
0.20
0.30
0.20
0.25
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.30
0.30
0.20
0.30
0.20
0.20
0.20
0.20
0.20
- 3.3
(D)
7.00
8.50
7.00
8.00
7.00
7.00
7.00
7.00
14.00
9.00
8.00
9.00
- 3.9
(A)
8.00
9.00
7.00
8.50
7.00
Document Number 33024
Revision 19-Mar-02
For technical questions, contact thermistor1@vishay.com
www.vishay.com
31
DN
Vishay Dale
BASE
RESISTANCE
R
O
@ 25
°
C
(
Ω
)
±
10%
200.00
200.00
300.00
200.00
250.00
500.00
500.00
750.00
750.00
1000.00
1000.00
1500.00
2000.00
2000.00
2500.00
5000.00
7500.00
7550.00
10,000.00
10,000.00
20,000.00
- 4.9
(C)
- 4.4
(B)
- 3.9
(A)
NTC Thermistors
STANDARD ELECTRICAL SPECIFICATIONS
TCR @ 25
°
C
(%/
°
C)
(Curve)
REFERENCE DIMENSIONS (inches)
DISSIPATION
CONSTANT
Dc (mW/
°
C)
8.00
7.00
7.00
14.00
9.00
9.00
8.00
8.00
8.00
8.00
7.00
7.00
7.00
14.00
9.00
8.00
8.00
8.50
8.00
7.00
7.00
TIME
CONSTANT
Tc (Sec)
45.00
25.00
25.00
60.00
50.00
55.00
35.00
52.00
33.00
38.00
22.00
20.00
26.00
60.00
50.00
35.00
52.00
33.00
38.00
22.00
26.00
BODY
TYPE
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
DISC
Lead
AWG #
24.00
24.00
24.00
22.00
22.00
22.00
24.00
22.00
24.00
24.00
24.00
24.00
24.00
22.00
22.00
24.00
22.00
24.00
24.00
24.00
24.00
PART NUMBER
DN2508A201K
DN2005A201K
DN2008A301K
DN5005B201K
DN4004B251K
DN3506B501K
DN3004B501K
DN3308B751K
DN2701B751K
DN2707B102K
DN2004B102K
DN1704B152K
DN2008B202K
DN5005C202K
DN4004C252K
DN3004C502K
DN3308C752K
DN2705C752K
DN2707C103K
DN2004C103K
DN2008C203K
A
0.250
0.200
0.200
0.500
0.400
0.350
0.300
0.330
0.270
0.270
0.200
0.170
0.200
0.500
0.400
0.300
0.330
0.270
0.270
0.200
0.200
B
0.080
0.055
0.080
0.050
0.040
0.060
0.040
0.080
0.050
0.070
0.040
0.040
0.080
0.050
0.040
0.040
0.080
0.050
0.070
0.040
0.080
C
0.20
0.20
0.20
0.30
0.30
0.30
0.20
0.25
0.20
0.20
0.20
0.20
0.20
0.30
0.30
0.20
0.25
0.20
0.20
0.20
0.20
www.vishay.com
32
For technical questions, contact thermistor1@vishay.com
Document Number 33024
Revision 19-Mar-02
DN
NTC Thermistors
STANDARD NTC CURVE CHARACTERISTICS
CURVE
BETA IN K
25/75 (
°
C)
RESIS. RATIO
0/50
°
C
RESIS. RATIO
25/125
°
C
TCR @ 25
°
C
(%/
°
C)
TEMPERATURE
°
F
°
C
- 58.00
- 50.00
- 49.00
- 45.00
- 40.00
- 31.00
- 22.00
- 13.00
- 4.00
5.00
14.00
23.00
32.00
41.00
50.00
59.00
68.00
77.00
86.00
95.00
104.00
113.00
122.00
131.00
140.00
149.00
158.00
167.00
176.00
185.00
194.00
203.00
212.00
221.00
230.00
239.00
248.00
257.00
266.00
275.00
284.00
293.00
302.00
- 40.00
- 35.00
- 30.00
- 25.00
- 20.00
- 15.00
- 10.00
- 5.00
0.00
5.00
10.00
15.00
20.00
25.00
30.00
35.00
40.00
45.00
50.00
55.00
60.00
65.00
70.00
75.00
80.00
85.00
90.00
95.00
100.00
105.00
110.00
115.00
120.00
125.00
130.00
135.00
140.00
145.00
150.00
D
2925
±
225
5.15
±
8%
11.8
±
15%
- 3.3
R-T
CURVE
23.62
18.13
14.05
10.94
8.623
6.849
5.461
4.410
3.588
2.932
2.417
2.002
1.674
1.397
1.194
1.000
0.8575
0.7340
0.6311
0.5419
0.4673
0.4015
0.3512
0.3066
0.2686
0.2365
0.2090
0.1860
0.1660
0.1485
0.1335
0.1210
0.1100
0.1002
0.09211
0.08472
0.07830
0.07246
0.06767
0.06323
0.05912
1.75
1.80
1.95
1.90
1.90
2.00
2.25
2.10
2.35
2.65
2.50
2.85
3.00
3.60
3.40
3.30
3.20
3.80
4.400
4.10
4.700
TCR
(%/
°
C)
5.400
5.050
R-T
CURVE
40.06
29.62
22.06
16.59
12.51
9.633
7.431
5.780
4.534
3.879
2.848
2.281
1.844
1.494
1.216
1.000
0.8260
0.6858
0.5726
0.4804
0.4051
0.3425
0.2915
0.2489
0.2137
0.1837
0.1592
0.1385
0.1206
0.1055
0.09242
0.08137
0.07182
0.06367
0.05653
0.05033
0.04488
0.04022
0.03622
0.03267
0.02679
2.00
2.10
2.30
2.30
2.20
2.50
2.70
2.60
2.90
3.20
3.00
3.40
3.60
4.30
4.00
3.90
3.80
4.50
5.100
4.80
5.500
A
3545
±
150
7.04
±
5%
19.80
±
10%
- 3.9
TCR
(%/
°
C)
6.100
5.900
R-T
CURVE
67.06
47.81
34.01
24.49
17.84
13.12
9.766
7.331
5.552
4.246
3.269
2.539
1.988
1.567
1.245
1.000
0.9052
0.6526
0.5320
0.4361
0.3596
0.2983
0.2485
0.2076
0.1745
0.1478
0.1257
0.1070
0.09146
0.07856
0.06778
0.05867
0.05094
0.04443
0.03884
0.03407
0.02998
0.02645
0.02340
0.02079
0.01847
2.30
2.40
2.70
2.60
2.50
2.80
3.10
2.90
3.30
3.60
3.40
3.80
4.00
4.80
4.50
4.40
4.30
5.10
5.80
5.50
6.20
B
3965
±
125
9.1
±
5%
29.4
±
10%
- 4.4
TCR
(%/
°
C)
7.20
6.70
R-T
CURVE
98.20
67.83
47.34
33.37
23.76
17.06
12.39
9.072
6.700
4.989
3.746
2.835
2.161
1.661
1.284
1.000
0.7844
0.6190
0.4915
0.3926
0.3174
0.2547
0.2069
0.1689
0.1385
0.1142
0.09453
0.07863
0.06568
0.05509
0.04640
0.03923
0.03329
0.02836
0.02424
0.02059
0.01789
0.01545
0.01338
0.01162
0.010110
2.70
2.90
3.10
3.00
3.00
3.30
3.50
3.40
3.70
4.10
3.90
4.30
4.50
5.30
5.10
4.90
4.80
5.60
6.30
5.90
6.60
C
4500
±
200
11.8
±
6%
48.7
±
10%
- 4.9
TCR
(%/
°
C)
7.40
7.00
Vishay Dale
Document Number 33024
Revision 19-Mar-02
For technical questions, contact thermistor1@vishay.com
www.vishay.com
33
DN
Vishay Dale
NTC Thermistors
STANDARD RESISTANCE RATIO - TEMPERATURE CURVE
100.00
8
6
4
2
10.00
8
6
4
2
1.0
8
6
4
2
CURVE
0.1
8
6
4
2
0.01
8
6
4
2
0.001
- 50
0
50
TEMPERATURE (
°
C)
100
150
FIGURE 1
R-T CURVE
RESISTANCE RATIO
(
R
T
R @ 25
°
C
)
D
A
B
C
CONFIGURATIONS
ORDERING INFORMATION
STANDARD
Chip
Disc
OPTIONAL
DN2005D200K
MODEL
- 06
MODIFICATION
No
Leads
Inside
Kink
Outside
Kink
- 01
- 02
- 03
- 04
- 05
- 06
- 07
- 08
- 09
PACKAGING
No Leads .......................... Disc/Chip
Inside Kink ........................ Disc Only
Outside Kink ..................... Disc Only
Epoxy Coating
(150°C Max. Temp.) .......... Disc/Chip
Silicone Coating ................ Disc/Chip
(200°C Max. Temp.)
Epoxy/Inside Kink ............. Disc Only
Epoxy/Outside Kink .......... Disc Only
Silicone/Inside Kink ........... Disc Only
Silicone/Outside Kink ........ Disc Only
— Bulk
Example:
DN2005D200K-06 (standard part with epoxy coating
and inside kink leads).
NOTE:
If one of the modifications is required, add the dash number
listed to the part number (see example). Other options are available
including non-standard base resistance values and tolerances.
www.vishay.com
34
For technical questions, contact thermistor1@vishay.com
Document Number 33024
Revision 19-Mar-02
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