PTC thermistors for degaussing
Mono PTC thermistors
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
PTC thermistor in a plastic case (2-pin)
Marked with manufacturer's logo, type
designation and date code
Flame-retardant case material (UL 94 V-0)
Solderability to IEC 60068-2-20 (test t
a
,
methode 1)
Stable performance throughout a large
number of switching cycles owing to clamp
contacting
UL approval for J707 and J709 to UL 1434
(file number E69802)
VDE approval for J209, J709 and J104
(license number 128911)
CECC 60738-1-3-001 approval
RoHS-compatible
Delivery mode
Packed in blister trays
Dimensional drawings
Thermoplast housing for type:
J209 and J104
Phenolic resin (Duroplast) housing for type:
J707 and J709
Circuit diagram
Degaussing
Mono PTC thermistors
Page 2 of 8
Please read Important notes and
Cautions and warnings at the end of this document.
1) T: Thermoplast housing; D: Phenolic resin (Duroplast) housing
2) SD: Standard decay behavior; LD: Long decay behavior
General technical data
Max. operating voltage
V
max
270
VAC
Rated voltage
V
R
230
VAC
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
(180 s) (V = V
R
, 25
C
T
op
60
C)
mA
pp
Hou-
sing
1)
De-
cay
2)
Ordering code
J707
7
20
22
25
D
-
B59707J0060A110
J209
9
20
18
40
T
SD
B59209J0080A010
J709
9
20
18
25
D
LD
B59709J0060A110
J104
14
10
25
30
T
SD
B59104J0080A010
Degaussing
Mono PTC thermistors
Page 3 of 8
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
Mono PTC thermistors
Page 4 of 8
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: 20
(J707, J209, J709), 10
(J104)
Ambient temperature: 25
C
Degaussing
Mono PTC thermistors
Page 5 of 8
Please read Important notes and
Cautions and warnings at the end of this document.
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