PTC Thermistors for Telecom MDF Applications, Leaded Disks Series/Type: B59*** Release: Date: EPCOS AG 2003. Reproduction, publication and dissemination of this data sheet, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers' Association), unless otherwise agreed. Telecom B59*** MDF Applications, Leaded Disks B1*** Applications Overcurrent protection in telecom equipment (switching systems and customer premises equipment) Features Compliant with ITU-T K20, K21, K45 basic level lightning surges (10/700 µs) basic level power induction (600 V, 1 A, 0.2 s) power contact criteria A/B (230 V, 15 min.) Suitable for continuous connection to mains voltages of 110/230 VAC in tripped (high ohmic) condition Narrow resistance tolerance Options Alternative tolerances and resistances on request Delivery mode Cardboard tape, reeled (standard) or in Ammo pack (on request); cardboard strips (on request) Exception: B1610, cardboard strips (standard), cardboard tape or Ammo pack on request Dimensional drawings Kinked leads Straight leads Dimensions (mm) Type B1048 B1042 B1610 B1012 B1084 B1048 Leads kinked kinked kinked kinked kinked straight bmax 7.7 8.2 10.2 6.0 6.6 7.7 hmax 12.0 12.1 13.1 10.0 9.5 7.7 smax 5.0 4.0 5.0 4.0 4.0 5.0 Type B1042 B1012 B1084 B1069 B1069 2 Leads straight straight straight straight straight bmax 8.2 6.0 6.6 5.2 5.2 hmax 8.2 6.0 6.6 5.2 5.2 smax 4.0 4.0 5.0 3.2 3.2 Telecom B59*** MDF Applications, Leaded Disks B1*** General technical data Rated voltage Max. switching voltage Tolerance of R R Operating temperature range (V = 0) (V = 230 V) VR VSmax ∆RR Top Top 60 265 ±20 25/+125 0/+60 VDC VAC % °C °C Electrical specifications and ordering codes Type RR Ω Leads = kinked B1012 12 B1042 10 B1048 6 B1084 20 B1610 10 Leads = straight B1012 12 B1042 10 B1048 6 B1069 25 B1069 25 B1084 20 R25,match (per packing unit) Ω IR @ 25 °C IR @ 40 °C IS @ 25 °C ISmax tS Ordering code @ @ ISmax, 230 VAC 230 VAC mA mA mA A s ±0.5 ±0.5 ±0.4 ±0.25 not matched 100 150 150 145 150 85 135 120 100 135 300 300 250 250 300 1.0 1.0 2.5 3.0 10.0 < 2.0 < 7.0 < 1.8 < 0.2 < 0.2 B59012B1080A151 B59042B1120B151 B59048B1080B151 B59084B1120A151 B59610B1120A070 ±0.5 ±0.5 ±0.4 not matched not matched ±0.25 100 150 150 85 85 135 120 75 300 300 250 170 1.0 1.0 2.5 1.0 < 2.0 < 7.0 < 1.8 < 0.7 B59012B1080A153 B59042B1120B153 B59048B1080B153 B59069B1120A051 55 45 110 1.0 < 0.4 B59069B1080B051 145 100 250 3.0 < 0.2 B59084B1120A153 3 Telecom B59*** MDF Applications, Leaded Disks B1*** Characteristics (typical) PTC resistance RPTC versus PTC temperature TPTC (measured at low signal voltage) PTC resistance RPTC versus PTC temperature TPTC (measured at low signal voltage) Rated current IR versus ambient temperature T A (measured in still air) 4