NTC Thermistor：DHT Type
：
Glass Axial Type for Temperature Sensing/Compensation
Electrical Characteristics
Zero Power
Resistance
at 25°
C
R
25
(K )
DHT0A502□355*
DHT0B103□355*
DHT0A103□34D*
DHT0A103□347*
DHT0A103□39H*
DHT0B203□395*
DHT0B303□395*
DHT0B473□395*
DHT0B503□395*
DHT0B104□400*
DHT0A104□39H*
DHT0A104□430*
DHT0B204□395*
DHT0A204□400*
DHT0B204□435*
5
10
10
10
10
20
30
47
50
100
100
100
200
200
200
Part No.
Tolerance
of
R
25
( ±%)
B
25/85
Value
(K)
25/85
25/50
25/85
25/85
25/85
25/50
25/50
25/50
25/50
25/50
25/85
25/85
25/50
25/85
25/50
3550
3550
3435
3470
3975
3950
3950
3950
3950
4000
3975
4300
3950
4000
4350
Tolerance
of
B Value
(±%)
Max.
Power
Dissipation
at 25℃
P
max
(mW)
Dissipation
Factor
δ(mW/°
C)
Thermal
Time
Constant
τ(Sec.)
Operating
Safety
Temperature
Approvals
Range
T
L
~T
U
(°
C)
UL cUL
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
1、2、3、
5、10
2、3
120
≧
2
≦
10
-40½+200
Note 1:
□
= Tolerance of R
25
Note 2: * = Tolerance of B value
Note3: UL/
cUL
File No E138827
Max. Power Dissipation Derating Curve
100%
T
U
：Maximum
operating temperature (℃)
T
L
：Minimum
operating temperature (℃)
P
Ta
/P
max
For example：Ambient temperature(Ta)=55℃
Maximum operating temperature(T
U
)＝200℃
P
Ta
=(T
U
-Ta)/(T
U
-25)×Pmax
≅
83% Pmax
0%
T
L
0
25
T
U
Ambient temperature (
℃
)
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specifications are subject to change without notice
2
www.thinking.com.tw
2010.06
THINKING [ Thinking Electronic Industrial Co.,Ltd ]
