PTC thermistors as
limit temperature sensors
Probe assemblies
Series/Type:
Date:
B59052D1*
August 2019
© TDK Electronics AG 2019. Reproduction, publication and dissemination of this publication, enclosures hereto
and the information contained therein without TDK Electronics' prior express consent is prohibited.
Sensors
Limit temperature sensors, probe assemblies
D1052
Applications
Limit temperature sensor
Features
Sensor with epoxy resin coating
Tinned leads
Metal tag for easy mounting
Lead-free terminals
Characteristics for sensing temperatures
T
sense
= 60 to 120
°C
conform with DIN 44081
Metal tag permits good thermal coupling and
thus short response time
Marking type D1052: Type, manufacturer's
logo, T
sense
temperature in
°C
and date code
YYWW
RoHS-compatible
Delivery mode
Type D1052: Cardboard strips with hot-melt
adhesive tape in cardboard box (800 pcs.)
General technical data
Max. operating voltage
Measuring voltage
1)
Max. measuring voltage
1)
Rated resistance
Insulating test voltage
Operating temperature range
Operating temperature range
Dimensional drawings
Type D1052
Dimensions in mm
(T
A
= 0 ... 40
°C)
(T
A =
40
°C
... T
sense
+5 K)
For T
A
see table "Electrical
specifications"
(V
PTC
≤
2.5 V)
(between tags and leads)
(V
≤
V
meas,max
)
(V = V
max
)
V
max
V
meas
V
meas,max
R
R
V
ins
T
op
T
op
30
≤
2.5
7.5
≤
100
500
40/ T
sense
+23
0/+40
V DC
V DC
V DC
Ω
V AC
°C
°C
1) V
meas
and V
meas,max
for 90
°C ≤
T
sense
≤
120
°C
acc. to DIN 44081.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 11
Sensors
Limit temperature sensors, probe assemblies
D1052
Electrical specifications and ordering codes
T
sense
R
(T
sense
5 K)
(V
PTC
≤
2.5 V)
Ω
R
(T
sense
+ 5 K)
(V
PTC
≤
2.5 V)
Ω
≥
570
≥
570
≥
570
≥
1330
≥
1330
≥
1330
≥
1330
R
(T
sense
+ 15 K)
(V
PTC
≤
7.5 V)
Ω
-
-
-
≥
4k
≥
4k
≥
4k
≥
4k
R
Stamp Ordering code
(T
sense
+ 23 K) code
(V
PTC
≤
7.5 V)
Ω
≥
10 k
≥
10 k
≥
10 k
-
-
-
-
-
-
-
-
-
-
-
B59052D1060A040
B59052D1070A040
B59052D1080A040
B59052D1090A040
B59052D1100A040
B59052D1110A040
B59052D1120A040
°C
Type D1052
60
≤
570
70
≤
570
80
≤
570
90
≤
550
100
≤
550
110
≤
550
120
≤
550
Reliability data
Test
Electrical endurance,
constant
Damp heat
Standard
IEC 60738-1
IEC 60738-1
Rapid change
of temperature
IEC 60738-1
Vibration
IEC 60738-1
Test conditions
Storage at V
max
and T
op,max
(@ V
max
)
Test duration: 1000 h
Temperature of air: 40
°C
Relative humidity of air: 93%
Duration: 56 days
Test according to IEC 60068-2-78
T
1
= T
op,min
(0 V), T
2
= T
op,max
(0 V)
Number of cycles: 5
Test duration: 30 min
Test according to IEC 60068-2-14, test Na
Frequency range: 10 to 55 Hz
Displacement amplitude: 0.75 mm
Test duration: 3
×
2 h
Test according to IEC 60068-2-6, test Fc
∆R
25
/R
25
< 25%
< 10%
< 25%
< 5%
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 3 of 11
Sensors
Limit temperature sensors, probe assemblies
D1052
Characteristics (typical)
PTC resistance R
PTC
versus
PTC temperature T
PTC
(measured at low signal voltage)
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 11
Sensors
Limit temperature sensors, probe assemblies
D1052
Characteristics (typical)
PTC resistance R
PTC
versus
PTC temperature T
PTC
(measured at low signal voltage)
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 11
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