PTC thermistors for degaussing
Leaded disks, coated
Series/Type:
B59***
Date:
March 2006
EPCOS AG 2006. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
Applications
Degaussing of picture tubes
Features
Marked with manufacturer's logo and type designation
Low residual current
Stable performance throughout a large number of switching cycles
CECC 60738-1-3-004 approval
RoHS-compatible
Options
C1450 and C1250 also available on tape
Delivery mode
Bulk for type: C1203, C1205 and C1209
Cardboard strips for type: C1450 and C1250
Dimensional drawings
Type: C1203, C1205, C1209
Type: C1450, C1250
Dimensions (mm)
Type
b
max
h
max
S
d
C1203
13.5
20.5
10.0
0.6
C1205
13.5
20.5
7.5
0.6
C1209
13.5
20.5
10.0
0.6
C1450
15.0
19.0
5.0
0.6
C1250
13.5
17.0
5.0
0.6
Degaussing
Leaded disks, coated
Page 2 of 9
Please read Important notes and
Cautions and warnings at the end of this document.
Circuit diagram
General technical data
Operating temperature range
( V = 0 )
T
op
25/+125
C
Operating temperature range
( V = V
R
)
T
op
0/+60
C
Electrical specifications and ordering codes
Type
R
R
R
coil
I
in,coil
(0 s)
A
pp
I
r,coil
(60 s) (V = V
R
,
25
C
T
op
60
C)
mA
pp
I
r,coil
(180 s) (V = V
R
,
25
C
T
op
60
C)
mA
pp
Ordering code
V
max
= 140 VAC , V
R
= 110 VAC
C1203 3
5
30
50
B59203C1060A140
C1205 5
4.5
30
50
B59205C1060B240
V
max
= 270 VAC , V
R
= 230 VAC
C1209 9
20
20
25
B59209C1060A140
C1450 18
12
20
30
B59450C1080B070
C1250 25
25
11
25
B59250C1080B070
Degaussing
Leaded disks, coated
Page 3 of 9
Please read Important notes and
Cautions and warnings at the end of this document.
Reliability data
Test
Standard
Test conditions
R
25
/R
25
Electrical endurance,
cycling
IEC 60738-1
Room temperature, V
max;
R
S
Number of cycles: 10 000
< 20%
Electrical endurance,
constant
IEC 60738-1
Storage at V
max
/T
op
Test duration : 1000 h
< 20%
Damp heat
IEC 60738-1
Temperature of air: 40
C
Relative humidity of air: 93%
Duration: 56 days
Test according to IEC 60068-2-78
< 20%
Rapid change
of temperature
IEC 60738-1
T = T
LCT
, T = T
UCT
Number of cycles: 5
Test duration: 30 min
Test according to IEC 60068-2-14, Test Na
< 20%
Vibration
IEC 60738-1
Frequency: 10 - 55 - 10 Hz
Displacement amplitude: 0.75 mm
Test duration: 3 2 h
Test according to IEC 60028-2-6, Test Fc
< 20%
Bump
IEC 60738-1
Pulse shape: half-sine
Acceleration: 40 g
Pulse duration: 6 ms; 6 4000 pulses
Test according to IEC 60068-2-29
< 20%
Climatic sequence
IEC 60738-1
Dry heat: T = T
UCT
Test duration: 16 h
Damp heat first cycle
Cold: T = T
LCT
Test duration: 2 h
Damp heat 5 cycles
Tests performed according to
IEC 60068-2-30
< 20%
Degaussing
Leaded disks, coated
Page 4 of 9
Please read Important notes and
Cautions and warnings at the end of this document.
Characteristics
Typical curve of demagnetization current I
in,coil
measured at V
R
Coil resistance: 5
(C1203), 4,5
(C1205), 20
(C1209), 25
(C1250)
Ambient temperature: 25
C
Degaussing
Leaded disks, coated
Page 5 of 9
Please read Important notes and
Cautions and warnings at the end of this document.
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