B57235S0609M000

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 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 a s well as on the parameters k a nd 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: 1000 h Temperature of air: 40 °C Relative humidity of air: 93 % Duration: 21 days ∆R 25/R25 (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