PTC thermistors for
overcurrent protection
Leaded disks, coated, 230 V
Series/Type:
Date:
B598**
February 2018
© EPCOS AG 2018. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
Overcurrent protection
Leaded disks, coated, 230 V
C810 ... C890
Applications
Overcurrent protection
Short circuit protection
Features
Lead-free terminals
Marking: Type, manufacturer's logo,
reference temperature in
°C
and date code
YYWW (no date code for types with
w
max
= 4 mm)
Short response times
UL approval for T
ref
= 130
°C
to UL 1434 with
V
max
= 220 V and V
R
= 220 V
(file number E69802)
UL approval for T
ref
= 120
°C
to UL 1434 with
V
max
= 230 V and V
R
= 220 V
(file number E69802)
UL approval for T
ref
= 80
°C
to UL 1434 with
V
max
= 165 V and V
R
= 145 V
(file number E69802)
VDE approval for selected types
(license number 104843)
IECQ certificate for selected types
(file number 101-QA-2)
RoHS-compatible
Options
Thermistors with diameter w
≤11.0
mm are
also available on tape (to IEC 60286-2)
Delivery mode
Cardboard strips (standard)
Cardboard tape reeled or in Ammo pack on
request
Dimensional drawing
Dimensions (mm)
Type
C810
C830
C830
C840
C840
C840
C850
C850
C850
C860
C860
C860
C870
C870
C870
C872
C873
C874
C875
C880
C880
C880
C883
C890
C890
T
ref
°C
130
120
130
80
120
130
80
120
130
80
120
130
80
120
130
120
120
120
120
80
120
130
120
80
120
w
max
22.0
22.0
17.5
17.5
17.5
13.5
13.5
13.5
11.0
11.0
11.0
9.0
9.0
9.0
6.5
9.0
9.0
9.0
9.0
6.5
6.5
4.0
6.5
4.0
4.0
h
max
25.5
25.5
21.0
21.0
21.0
17.0
17.0
17.0
14.5
14.5
14.5
12.5
12.5
12.5
10.0
12.5
12.5
12.5
12.5
10.0
10.0
7.5
10.0
7.5
7.5
l
min
35
35
35
35
35
35
25
25
25
25
35
25
25
25
25
25
25
25
25
35
25
25
25
25
25
∅d
0.8
0.6
0.8
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.5
0.5
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 17
Overcurrent protection
Leaded disks, coated, 230 V
C810 ... C890
General technical data
Max. operating voltage
Rated voltage
Switching cycles
Tolerance of R
R
Tolerance of R
R
Operating temperature range
Operating temperature range
(T
A
= 60
°C)
V
max
V
R
N
(T
ref
= 80
°C
or 120
°C) ∆R
R
(T
ref
= 130
°C)
∆R
R
(V = 0)
T
op
(V = V
max
)
T
op
265
230
100
±25
±20
40/+125
0/+60
V DC or V AC
V DC or V AC
%
%
°C
°C
Electrical specifications and ordering codes
Type I
R
I
S
I
Smax
I
r
T
ref
R
R
(V = V
max
) (typ.)
(typ.)
(V = V
max
)
A
mA
°C
Ω
7.0
7.0
4.1
4.1
2.2
2.2
1.5
4.1
1.5
1.0
2.2
1.0
0.4
1.5
1.0
1.0
1.0
1.0
1.0
0.4
0.2
0.4
0.4
0.2
0.2
20
20
15
15
13
13
10
10
10
9
8
9
6
6
9
9
5
9
9
6
5
5
4
5
3
130
120
130
120
130
120
130
80
120
130
80
120
130
80
120
120
80
120
120
120
130
120
80
120
80
R
min
Approvals
Ordering code
mA
C810
C830
C830
C840
C840
C850
C850
C840
C860
C860
C850
C870
C870
C860
C872
C873
C870
C874
C875
C880
C880
C883
C880
C890
C890
650
460
450
330
330
200
200
170
140
140
110
100
100
90
80
70
60
60
55
55
55
35
30
30
15
mA
980
920
680
660
500
400
320
350
280
230
230
200
150
180
160
140
130
125
110
110
90
70
70
60
40
Ω
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
IECQ
B59810C0130A070
B59830C0120A070
B59830C0130A070
B59840C0120A070
B59840C0130A070
B59850C0120A070
B59850C0130A070
B59840C0080A070
B59860C0120A070
B59860C0130A070
B59850C0080A070
B59870C0120A070
B59870C0130A070
B59860C0080A070
B59872C0120A070
B59873C0120A070
B59870C0080A070
B59874C0120A070
B59875C0120A070
B59880C0120A070
B59880C0130A070
B59883C0120A070
B59880C0080A070
B59890C0120A070
B59890C0080A070
3.5
2.3
3.7
2.4
5
3.3
6
3.8
9
5.9
10
6.4
13
8.6
6
3.6
15
9
25
16.5
10
6
25
15
50
33
15
7.8
35
21
45
27
25
13
55
31
65
36
70
39
160
106
120
67
70
36.7
150
84
150
78.7
X
X
X
X
X
X
X
X
X
X
X
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 3 of 17
Overcurrent protection
Leaded disks, coated, 230 V
C810 ... C890
Reliability data
Test
Electrical endurance,
cycling
Electrical endurance,
constant
Damp heat
Standard
IEC 60738-1
IEC 60738-1
IEC 60738-1
Test conditions
Room temperature, I
Smax
; V
max
Number of cycles: 100
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
Acceleration: 500 m/s
2
Pulse duration: 11 ms; 6
×
3 pulses
Dry heat: T = T
op,max
(0 V)
Test duration: 16 h
Damp heat first cycle
Cold: T = T
op,min
(0 V)
Test duration: 2 h
Damp heat 5 cycles
Tests performed according to
IEC 60068-2-30
∆R
25
/R
25
< 25%
< 25%
< 10%
Rapid change
of temperature
IEC 60738-1
< 10%
Vibration
IEC 60738-1
< 5%
Shock
Climatic sequence
IEC 60738-1
IEC 60738-1
< 5%
< 10%
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 17
Overcurrent protection
Leaded disks, coated, 230 V
Characteristics (typical) for T
ref
= 80
°C
PTC resistance R
PTC
versus
PTC temperature T
PTC
(measured at low signal voltage)
C810 ... C890
PTC current I
PTC
versus PTC voltage V
PTC
(measured at 25
°C
in still air)
Switching time t
S
versus switching current I
S
(measured at 25
°C
in still air)
Rated current I
R
versus ambient temperature T
A
(measured in still air)
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 17
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