Overcurrent Protection B597** Leaded Disks, Uncoated, 380 V to 1000 V B 750 … B 774 Applications ■ Overcurrent and 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 V max = 420 V and VN = 380 V (file number E69802), except B 758 Delivery mode ■ Cardboard strips (standard) ■ Cardboard tape reeled or in AMMO pack on request Dimensions (mm) Type B 75* B 77* bmax 12,5 8,5 h max 16,5 12,1 s max 7,0 7,0 General technical data Switching cycles (typ.) Operating temperature range (V = 0) (V = Vmax) N Top Top 100 – 40/+ 125 0/+ 60 °C °C Electrical specifications and ordering codes ISmax tS Ir (typ.) RN (V=V max) (Vmax, ISmax) (V=Vmax) mA mA Ω A s mA V max = 420 V, VN = 380 V, TRef = 120 °C (typ.), ∆R N = ± 25 % B 750 123 245 2,0 <6 4,0 25 B 751 87 173 2,0 <4 3,5 50 B 752 69 137 2,0 <4 3,5 80 B 770 64 127 1,4 <4 3,5 70 B 753 56 112 2,0 <3 3,0 120 B 754 50 100 2,0 <3 3,0 150 B 771 49 97 1,4 <3 2,5 120 B 772 43 86 1,4 <3 2,5 150 V max = 550 V, VN = 500 V, TRef = 115 °C (typ.), ∆R N = ± 25 % B 755 28 55 1,4 <3 2,0 500 V max = 550 V, VN = 500 V, TRef = 120 °C (typ.), ∆R N = ± 25 % B 773 24 48 1,0 <3 2,0 500 V max = 550 V, VN = 500 V, TRef = 115 °C (typ.), ∆R N = ± 25 % B 774 16 32 1,0 <2 1,5 1100 V max = 1000 V, VN = 1000 V, TRef = 110 °C (typ.), ∆RN = ± 33 % B 758 8 17 0,5 <3 3,0 7500 Type IN IS 86 10/02 Rmin Ordering code Ω 13 26 42 45 63 68 76 96 B59750B0120A070 B59751B0120A070 B59752B0120A070 B59770B0120A070 B59753B0120A070 B59754B0120A070 B59771B0120A070 B59772B0120A070 230 B59755B0115A070 320 B59773B0120A070 700 B59774B0115A070 3380 B59758B0110A070 Overcurrent Protection B597** Leaded Disks, Uncoated, 380 V to 1000 V B 750 … B 774 Characteristics (typical) PTC resistance RPTC versus PTC temperature TPTC (measured at low signal voltage) PTC current IPTC versus PTC voltage VPTC (measured at 25 °C in still air) TPT0735-D 10 9 Ω R PTC TPT0737-U 5 mA B59750B0120A070 B59751B0120A070 B59752B0120A070 B59753B0120A070 I PTC B59750B0120A070 B59751B0120A070 B59752B0120A070 B59753B0120A070 10 7 10 6 10 2 5 10 5 10 4 10 1 10 3 5 10 2 10_1 50 0 50 100 150 Switching time tS versus switching current IS (measured at 25 °C in still air) I N, TA s 1 10 100 V 1000 VPTC Rated current IN versus ambient temperature TA (measured in still air) TPT0736-L 10 3 tS 10 0 200 ˚C 250 TPTC TPT0731-F 2,0 I N, 25 ˚C 1,6 10 2 1,4 B59750B0120A070 B59751B0120A070 B59752B0120A070 B59753B0120A070 10 1 1,2 1,0 0,8 0,6 10 0 0,4 0,2 10 _1 0 1 2 3 0_ A 4 20 0 IS 87 10/02 20 40 60 80 100 120 ˚C 160 TA Overcurrent Protection B597** Leaded Disks, Uncoated, 380 V to 1000 V B 750 … B 774 Characteristics (typical) PTC resistance RPTC versus PTC temperature TPTC (measured at low signal voltage) PTC current IPTC versus PTC voltage VPTC (measured at 25 °C in still air) TPT0738-3 10 10 Ω R PTC TPT0739-B 10 2 mA I PTC 5 B59754B0120A070 B59755B0115A070 B59758B0110A070 10 8 10 7 10 1 10 6 10 5 B59754B0120A070 B59755B0115A070 B59758B0110A070 5 10 4 10 0 10 3 10_2 50 0 50 100 150 Switching time tS versus switching current IS (measured at 25 °C in still air) I N, TA s 1 10 100 1000 V 10000 VPTC Rated current IN versus ambient temperature TA (measured in still air) TPT0740-E 10 3 tS 5 200 ˚C 250 TPTC TPT0731-F 2,0 I N, 25 ˚C 1,6 10 2 1,4 B59754B0120A070 B59755B0115A070 B59758B0110A070 10 1 1,2 1,0 0,8 0,6 10 0 0,4 0,2 10 _1 0 0,4 0,8 1,2 1,4 0_ 2 A 2,4 IS 88 20 0 10/02 20 40 60 80 100 120 ˚C 160 TA Overcurrent Protection B597** Leaded Disks, Uncoated, 380 V to 1000 V B 750 … B 774 Characteristics (typical) PTC resistance RPTC versus PTC temperature TPTC (measured at low signal voltage) PTC current IPTC versus PTC voltage VPTC (measured at 25 °C in still air) TPT0741-M 10 9 Ω R PTC TPT0742-V 3 mA I PTC 10 2 10 7 10 6 10 5 10 1 10 4 10 3 B59770B0120A070 B59771B0120A070 B59772B0120A070 10 2 10_1 50 0 50 100 150 200 10 0 0,1 ˚C 300 TPTC Switching time tS versus switching current IS (measured at 25 °C in still air) I N, TA s 1 10 100 V 1000 VPTC Rated current IN versus ambient temperature TA (measured in still air) TPT0743-4 10 3 tS B59770B0120A070 B59771B0120A070 B59772B0120A070 TPT0731-F 2,0 I N, 25 ˚C 1,6 10 2 1,4 1,2 10 1 1,0 B59770B0120A070 B59771B0120A070 B59772B0120A070 0,8 0,6 10 0 0,4 0,2 10 _1 0 0,4 0,8 1,2 1,6 0_ 2 A 2,4 IS 89 20 0 10/02 20 40 60 80 100 120 ˚C 160 TA Overcurrent Protection B597** Leaded Disks, Uncoated, 380 V to 1000 V B 750 … B 774 Characteristics (typical) PTC resistance RPTC versus PTC temperature TPTC (measured at low signal voltage) PTC current IPTC versus PTC voltage VPTC (measured at 25 °C in still air) TPT0744-C 10 10 Ω R PTC I PTC 10 8 TPT0745-K 10 2 mA 5 B59773B0120A070 B59774B0115A070 B59773B0120A070 B59774B0115A070 10 7 10 1 10 6 5 10 5 10 4 10 3 10_2 50 10 0 0 50 100 150 Switching time tS versus switching current IS (measured at 25 °C in still air) I N, TA s 1 10 100 1000 V 10000 VPTC Rated current IN versus ambient temperature TA (measured in still air) TPT0746-T 10 3 tS 5 200 ˚C 250 TPTC TPT0731-F 2,0 I N, 25 ˚C 1,6 10 2 1,4 10 1,2 B59773B0120A070 B59774B0115A070 1 1,0 0,8 0,6 10 0 0,4 0,2 10 _1 0 0,2 0,4 0,6 0,8 1,0 1,2 0_ A 1,6 20 0 IS 90 10/02 20 40 60 80 100 120 ˚C 160 TA Herausgegeben von EPCOS AG Unternehmenskommunikation, Postfach 80 17 09, 81617 München, DEUTSCHLAND ++49 89 636 09, FAX (0 89) 636-2 26 89 ( EPCOS AG 2002. Vervielfältigung, Veröffentlichung, Verbreitung und Verwertung dieser Broschüre und ihres Inhalts ohne ausdrückliche Genehmigung der EPCOS AG nicht gestattet. Bestellungen unterliegen den vom ZVEI empfohlenen Allgemeinen Lieferbedingungen für Erzeugnisse und Leistungen der Elektroindustrie, soweit nichts anderes vereinbart wird. Diese Broschüre ersetzt die vorige Ausgabe. Fragen über Technik, Preise und Liefermöglichkeiten richten Sie bitte an den Ihnen nächstgelegenen Vertrieb der EPCOS AG oder an unsere Vertriebsgesellschaften im Ausland. Bauelemente können aufgrund technischer Erfordernisse Gefahrstoffe enthalten. Auskünfte darüber bitten wir unter Angabe des betreffenden Typs ebenfalls über die zuständige Vertriebsgesellschaft einzuholen. Published by EPCOS AG Corporate Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY ++49 89 636 09, FAX (0 89) 636-2 26 89 ( EPCOS AG 2002. Reproduction, publication and dissemination of this brochure 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. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices.