Switch-mode power supplies
Inrush Current Limiters
B57235 S 235
Applications
I Switch-mode power supplies
ø9,5 max.
6 max.
14 max.
Features
I ...
Description
Inrush Current Limiters
B57235 S 235
Applications
I Switch-mode power supplies
ø9,5 max.
6 max.
14 max.
Features
I I I I I I I
Useable in series connections up to 265 Vrms Coated thermistor disk Kinked leads of tinned copper wire Wide resistance range Small space requirement Cost-effective UL approval (E69802)
ø0,6 5
36 _ 1
TNT0411-B
Options Resistance tolerance < 20 % available on request Delivery mode Bulk (standard), cardboard tape, reeled or in Ammo pack
Dimensions in mm Approx. weight 0,8 g
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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
Pmax ∆R N/R N TN ∆B/B δth τc Cth
55/170/56 1,8 ± 20 % 25 ±3% approx. 9 approx. 60 approx. 540
W
°C
mW/K s mJ/K
R 25
Ω
5,0 6,0 8,0 10,0
No. of Imax (0 … 65 °C) R/T charA acteristic 4,2 4,0 3,5 3,0 1202 1202 1203 1203
B25/100 K 2800 2800 2900 2900
CT1) CT1) Parameters for 230 V 110 V R(I) 1) µF µF k n 200 200 200 200 800 800 800 800 0,710 0,757 0,814 0,879 – 1,30 – 1,30 – 1,32 – 1,32
Ordering code
B57235S0509M000 B57235S0609M000 B57235S0809M000 B57235S0100M000
1) For details on the capacitance CT as well as on the parameters k and n refer to “Application Notes”, pages 40 – 42.
130 05/02
Inrush Current Limiters
B57235 S 235
Reliability data Test Storage in dry heat Standard IEC 60068-2-2 Test conditions Storage at upper category temperature T: 170 °C t: 1...
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