B57237 EPCOS, B57237 Datasheet
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Manufacturer Part Number
B57237
Description
Switch-mode power supplies
Available stocks
Part Number:
B57237 -S600-M-000
Part Number:
B57237 S0100M000
Part Number:
B57237 S0229M000
Part Number:
B57237 S0229M051
Part Number:
B57237 S0259M000
Part Number:
B57237 S0330M000
Part Number:
B57237 S0600M000
www.DataSheet4U.com
Applications
I
I
Features
I
I
I
I
I
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
R
10
15
22
33
1) For details on the capacitance C
1,0
2,2
2,5
4,7
5,0
7,0
Inrush Current Limiters
25
Switch-mode power supplies
Soft-start motors, e.g. in vacuum cleaners
Useable in series connections up to 265 V
Coated thermistor disk
Kinked leads of tinned copper wire
Wide resistance range
UL approval (E69802)
I
(25 C)
A
9,0
7,0
6,5
5,1
5,0
4,2
3,7
3,0
2,8
2,5
max
No. of
R/T char-
acteristic
1201
1202
1202
1203
1203
1302
1308
1302
1304
1304
B
K
2700
2800
2800
2900
2900
3060
3060
3000
3300
3300
T
as well as on the parameters k and n refer to “Application Notes”, pages 40 – 42.
25/100
C
230 V
700
700
700
700
700
700
700
700
700
900
F
T
1)
rms
P
T
C
c
th
R
N
B/B
max
th
136
C
110 V
2800
2800
2800
2800
2800
2800
2800
2800
2800
3600
N
F
T
/R
1)
N
05/02
Parameters for
R(I)
k
0,622
0,806
0,843
1,03
1,05
1,16
1,29
1,49
1,57
1,78
1)
55/170/56
3,1
25
approx.
approx.
approx. 1530
20 %
3 %
n
– 1,27
– 1,30
– 1,30
– 1,32
– 1,32
– 1,33
– 1,34
– 1,33
– 1,37
– 1,37
17
90
Dimensions in mm
Approx. weight 2 g
Ordering code
B57237S0109M000
B57237S0229M000
B57237S0259M000
B57237S0479M000
B57237S0509M000
B57237S0709M000
B57237S0100M000
B57237S0150M000
B57237S0220M000
B57237S0330M000
W
mW/K
s
mJ/K
C
B57237
S 237
Related parts for B57237
B57237 Summary of contents
... Notes”, pages 40 – 42. T 136 05/02 B57237 S 237 Dimensions in mm Approx. weight 2 g 55/170/56 3 approx. 17 mW/K approx approx. 1530 mJ/K Ordering code n – 1,27 B57237S0109M000 – 1,30 B57237S0229M000 – 1,30 B57237S0259M000 – 1,32 B57237S0479M000 – 1,32 B57237S0509M000 – 1,33 B57237S0709M000 – 1,34 B57237S0100M000 – 1,33 B57237S0150M000 – 1,37 B57237S0220M000 – 1,37 B57237S0330M000 ...
... Lower test temperature: – Upper test temperature: 170 C Number of cycles max t: 1000 1000 cycles max On-time = 1 min Cooling time = 6 min Capacitance = C T Number of cycles: 1000 137 05/02 B57237 S 237 R /R Remarks 25 25 (typical) < visible damage < visible damage < visible damage < ...
... Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representa- tives. Due to technical requirements components may contain dangerous substances. For information on the type in question please ...
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