B59771B0120A070

PTC thermistors for overcurrent protection Leaded disks, uncoated, 380 to 1000 V Series/Type: Date: B597** November 2009 © EPCOS AG 2009. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited. Overcurrent protection Leaded disks, uncoated, 380 V to 1000 V B750 ... B774 Applications Overcurrent protection Short circuit protection Features Lead-free terminals Manufacturer's logo, date code and type designation stamped on in black UL approval to UL 1434 with Vmax = 420 V and VR = 380 V (file number E69802), except B758 RoHS-compatible Delivery mode Cardboard strips (standard) Cardboard tape reeled or in Ammo pack on request Dimensional drawing Dimensions (mm) Type B750 B751 B752 B753 B754 B755 B758 B770 B771 B772 B773 B774 wmax 12.5 12.5 12.5 12.5 12.5 12.5 12.5 8.5 8.5 8.5 8.5 8.5 hmax 16.5 16.5 16.5 16.5 16.5 16.5 16.5 12.0 12.0 12.0 12.0 12.0 thmax 5.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 7.0 General technical data Switching cycles Operating temperature range Operating temperature range N Top Top 100 40/+125 0/+60 °C °C (V = 0) (V = Vmax) Please read Cautions and warnings and Important notes at the end of this document. Page 2 of 13 Overcurrent protection Leaded disks, uncoated, 380 V to 1000 V B750 ... B774 Electrical specifications and ordering codes Type IR IS ISmax tS (V = Vmax) (Vmax, ISmax) A s Ir RR (typ.) (V = Vmax) mA Ω 25 50 80 120 150 70 120 150 500 1100 500 7500 Rmin Ordering code mA mA Ω 13 26 42 63 68 45 76 96 230 700 320 3380 B59750B0120A070 B59751B0120A070 B59752B0120A070 B59753B0120A070 B59754B0120A070 B59770B0120A070 B59771B0120A070 B59772B0120A070 B59755B0115A070 B59774B0115A070 B59773B0120A070 B59758B0110A070 Vmax = 440 V, VR = 380 V, Tref = 120 °C, ∆RR = ±25 % B750 123 245 4.0