2024年10月25日发(作者：宋子辰)
查询B57237S0100M000供应商
Inrush Current LimitersB57237
S237
Applications
I
Switch-mode power supplies
I
Soft-start motors, e.g. in vacuum cleaners
Features
I
I
I
I
I
Useable in series connections up to 265 V
rms
Coated thermistor disk
Kinked leads of tinned copper wire
Wide resistance range
UL approval (E69802)
Options
Resistance tolerance < 20 % available on request
Delivery mode
Bulk (standard), cardboard tape, reeled or in Ammo pack
Climatic category (IEC 60068-1)
Max. power at 25
°
C
Resistance tolerance
Rated temperature
B value tolerance
Dissipation factor (in air)
Thermal cooling time constant (in air)
Heat capacity
P
max
∆
R
N
/R
N
T
N
∆
B/B
δ
th
τ
c
C
th
55/170/56
3,1
±
20 %
25
±
3 %
approx. 17
approx. 90
approx. 1530
W
Dimensions in mm
Approx. weight 2 g
°
C
mW/K
s
mJ/K
R
25
Ω
1,0
2,2
2,5
4,7
5,0
7,0
10
15
22
33
I
max
(25
°
C)
A
9,0
7,0
6,5
5,1
5,0
4,2
3,7
3,0
2,8
2,5
No. of
R/T char-
acteristic
1201
1202
1202
1203
1203
1302
1308
1302
1304
1304
B
25/100
K
2700
2800
2800
2900
2900
3060
3060
3000
3300
3300
C
T
1)
C
T
1)
Parameters for
230 V110 V
R(I)
1)
µ
F
µ
F
kn
700
700
700
700
700
700
700
700
700
900
2800
2800
2800
2800
2800
2800
2800
2800
2800
3600
0,622
0,806
0,843
1,03
1,05
1,16
1,29
1,49
1,57
1,78
– 1,27
– 1,30
– 1,30
– 1,32
– 1,32
– 1,33
– 1,34
– 1,33
– 1,37
– 1,37
Ordering code
B57237S0109M000
B57237S0229M000
B57237S0259M000
B57237S0479M000
B57237S0509M000
B57237S0709M000
B57237S0100M000
B57237S0150M000
B57237S0220M000
B57237S0330M000
1)For details on the capacitance C
T
as well as on the parameters k and n refer to “Application Notes”, pages40–42.
13605/02
B57237
S237
Reliability data
Test
Storage in
dry heat
Standard
IEC
60068-2-2
Test conditions
Storage at upper
category temperature
T: 170
°
C
t: 1000 h
Temperature of air: 40
°
C
Relative humidity of air: 93 %
Duration: 21 days
∆
R
25
/R
25
(typical)
< 10 %
Remarks
No visible
damage
Storage in damp
heat, steady state
Rapid temperature
cycling
Endurance
Cyclic
endurance
Transient
load
IEC
60068-2-3
IEC
60068-2-14
< 5 %No visible
damage
No visible
damage
No visible
damage
No visible
damage
No visible
damage
Lower test temperature: – 55
°
C< 10 %
Upper test temperature: 170
°
C
Number of cycles: 10
I = I
max
t: 1000 h
I = I
max
, 1000 cycles
On-time = 1 min
Cooling time = 6 min
Capacitance = C
T
Number of cycles: 1000
< 10 %
< 10 %
< 5 %
13705/02
zuholen.
Published by EPCOS AG
Corporate Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY
(
++49 89 636 09, FAX (089) 636-2 2689
EPCOS AG 2002. Reproduction, publication and dissemination of this brochure and the information c
EPCOS’ prior express consent is prohibited.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of the E
Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unle
This brochure replaces the previous edition.
For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the in
tives.
Due to technical requirements components may contain dangerous substances. For information on the
also contact one of our Sales Offices.
2024年10月25日发(作者：宋子辰)
查询B57237S0100M000供应商
Inrush Current LimitersB57237
S237
Applications
I
Switch-mode power supplies
I
Soft-start motors, e.g. in vacuum cleaners
Features
I
I
I
I
I
Useable in series connections up to 265 V
rms
Coated thermistor disk
Kinked leads of tinned copper wire
Wide resistance range
UL approval (E69802)
Options
Resistance tolerance < 20 % available on request
Delivery mode
Bulk (standard), cardboard tape, reeled or in Ammo pack
Climatic category (IEC 60068-1)
Max. power at 25
°
C
Resistance tolerance
Rated temperature
B value tolerance
Dissipation factor (in air)
Thermal cooling time constant (in air)
Heat capacity
P
max
∆
R
N
/R
N
T
N
∆
B/B
δ
th
τ
c
C
th
55/170/56
3,1
±
20 %
25
±
3 %
approx. 17
approx. 90
approx. 1530
W
Dimensions in mm
Approx. weight 2 g
°
C
mW/K
s
mJ/K
R
25
Ω
1,0
2,2
2,5
4,7
5,0
7,0
10
15
22
33
I
max
(25
°
C)
A
9,0
7,0
6,5
5,1
5,0
4,2
3,7
3,0
2,8
2,5
No. of
R/T char-
acteristic
1201
1202
1202
1203
1203
1302
1308
1302
1304
1304
B
25/100
K
2700
2800
2800
2900
2900
3060
3060
3000
3300
3300
C
T
1)
C
T
1)
Parameters for
230 V110 V
R(I)
1)
µ
F
µ
F
kn
700
700
700
700
700
700
700
700
700
900
2800
2800
2800
2800
2800
2800
2800
2800
2800
3600
0,622
0,806
0,843
1,03
1,05
1,16
1,29
1,49
1,57
1,78
– 1,27
– 1,30
– 1,30
– 1,32
– 1,32
– 1,33
– 1,34
– 1,33
– 1,37
– 1,37
Ordering code
B57237S0109M000
B57237S0229M000
B57237S0259M000
B57237S0479M000
B57237S0509M000
B57237S0709M000
B57237S0100M000
B57237S0150M000
B57237S0220M000
B57237S0330M000
1)For details on the capacitance C
T
as well as on the parameters k and n refer to “Application Notes”, pages40–42.
13605/02
B57237
S237
Reliability data
Test
Storage in
dry heat
Standard
IEC
60068-2-2
Test conditions
Storage at upper
category temperature
T: 170
°
C
t: 1000 h
Temperature of air: 40
°
C
Relative humidity of air: 93 %
Duration: 21 days
∆
R
25
/R
25
(typical)
< 10 %
Remarks
No visible
damage
Storage in damp
heat, steady state
Rapid temperature
cycling
Endurance
Cyclic
endurance
Transient
load
IEC
60068-2-3
IEC
60068-2-14
< 5 %No visible
damage
No visible
damage
No visible
damage
No visible
damage
No visible
damage
Lower test temperature: – 55
°
C< 10 %
Upper test temperature: 170
°
C
Number of cycles: 10
I = I
max
t: 1000 h
I = I
max
, 1000 cycles
On-time = 1 min
Cooling time = 6 min
Capacitance = C
T
Number of cycles: 1000
< 10 %
< 10 %
< 5 %
13705/02
zuholen.
Published by EPCOS AG
Corporate Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY
(
++49 89 636 09, FAX (089) 636-2 2689
EPCOS AG 2002. Reproduction, publication and dissemination of this brochure and the information c
EPCOS’ prior express consent is prohibited.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of the E
Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unle
This brochure replaces the previous edition.
For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the in
tives.
Due to technical requirements components may contain dangerous substances. For information on the
also contact one of our Sales Offices.