BC635 Medium Power Bipolar Transistors Features: * High performance, low frequency devices typically with current ratings 1A up to 1W power dissipation. * NPN silicon planar epitaxial transistors. * Driver stages of audio amplifier application. TO-92 Plastic Package Dimensions Minimum Maximum A 4.32 5.33 B 4.45 5.20 C 3.18 4.19 D 0.41 0.55 E 0.35 0.50 F G H K 5 1.40 1.14 1.53 12.70 Dimensions : Millimetres Pin Configuration: 1. Base 2. Collector 3. Emitter Page <1> 13/05/08 V1.1 BC635 Medium Power Bipolar Transistors Absolute Maximum Ratings (Ta = 25C) Description Symbol BC635 Unit Collector-Base Voltage VCBO Collector-Emitter Voltage VCEO Emitter-Base Voltage VEBO 5.0 IC 1.0 A 800 6.4 mW mW/C 2.75 22 W mW/C Tj, Tstg -55 to +150 C From Junction to Case Rth (j-c) 45 From Junction to Ambient Rth (j-a) 156 Collector Current Continuous Power Dissipation at Ta = 25C Derate Above 25C 45 PD Power Dissipation at TC = 25C Derate Above 25C Operating and Storage Junction Temperature Range V Thermal Resistance C/W Electrical Characteristics (Ta = 25C unless otherwise specified) Description Symbol Test Condition Collector-Emitter Voltage VCEO* IC = 10mA, IB = 0 Collector-Base Voltage VCBO IC = 100A, IE = 0 Emitter-Base Voltage VEBO IE = 10A, IC = 0 >5.0 VCB = 30V, IE = 0 <100 nA Ta = 125C VCB = 30V, IE = 0 <10 A Collector Cut off Current ICBO TBC635 >45 Base Emitter On Voltage VBE (on)* IC = 500mA, VCE = 2V <1.0 Collector Emitter Saturation Voltage VCE (sat)* IC = 500mA, IB = 50mA <0.5 IC = 5mA, VCE = 2V >25 IC = 150mA, VCE = 2V 40 - 250 Group-10 63 - 160 Group-16 100 - 250 IC = 500mA, VCE = 2V >25 fT IC = 50mA, VCE = 2V, f = 100MHz 200 (Typical) Output Capacitance Cob VCB = 10V, f = 1MHz 7.0 (Typical) Input Capacitance Cib VBE = 0.5V, IC = 0, f = 1MHz 50 (Typical) DC Current Gain hFE* Units V V - Dynamic Characteristics Transistors Frequency MHz pF *Pulse Test : Pulse Width = 300s, Duty Cycle = 2%. Page <2> 13/05/08 V1.1 BC635 Medium Power Bipolar Transistors Specifications Maximum (V) IC Maximum (A) hFE Minimum at IC = 150mA VCE (Sat) Maximum (V) at IC = 500mA Package (Pin Out) Type Part Number 45 1 40 0.5 TO-92 (h) NPN BC635 VCEO Page <3> 13/05/08 V1.1 BC635 Medium Power Bipolar Transistors Notes: International Sales Offices: AUSTRALIA - Farnell FINLAND - Farnell ITALY - Farnell SPAIN - Farnell Tel No: Tel No: Tel No: Tel No: ++61 1300 361 005 ++ 358 9 560 7780 ++ 39 02 93 995 200 901 20 20 80 Fax No: ++61 1300 361 225 Fax No: ++ 358 9 345 5411 Fax No: ++ 39 02 93 995 300 Fax No: 901 20 20 90 AUSTRIA - Farnell FRANCE - Farnell SWEDEN - Farnell Tel No: Tel No: Fax No: ++ 43 662 2180 670 Fax No: ++ 33 474 68 99 90 MALAYSIA - Farnell-Newark Tel No: ++ 60 3 7873 8000 Fax No: ++ 60 3 7873 7000 BELGIUM - Farnell GERMANY - Farnell NETHERLANDS - Farnell SWITZERLAND - Farnell Tel No: Tel No: Tel No: ++ 43 662 2180 680 ++ 33 474 68 99 99 Tel No: ++ 46 8 730 50 00 Fax No: ++ 46 8 83 52 62 Fax No: ++ 32 3 227 3648 Fax No: ++ 49 89 613 59 01 Fax No: ++ 31 30 241 7333 Tel No: ++ 44 204 64 64 Fax No: ++ 44 204 64 54 BRAZIL - Farnell-Newark HONG KONG - NEW ZEALAND - Farnell UK - Farnell Tel No: Tel No: ++ 32 3 475 2810 ++ 49 89 61 39 39 39 ++ 31 30 241 7373 ++ 55 11 4066 9400 Farnell-Newark Tel No: ++ 852 2268 9888 Fax No: ++ 55 11 4066 9410 Fax No: ++ 852 2268 9899 Fax No: 0800 90 80 81 Fax No: ++ 44 8701 200 201 CHINA - Farnell-Newark HUNGARY - Farnell NORWAY - Farnell UK - CPC Tel No: Tel No: Tel No: 800 146 70 ++ 44 8701 202 530 Tel No: ++86 10 6238 5152 ++ 44 870 1200 208 0800 90 80 80 ++ 44 8701 200 200 Fax No: ++86 10 6238 5022 Fax No: ++ 44 870 1200 209 Fax No: 800 146 76 ++ 44 8701 202 531 CZECH REPUBLIC - Farnell INDIA - Farnell PORTUGAL - Farnell USA - Tel No: Tel No: Tel No: ++ 44 870 1200 208 ++ 44 870 1200 208 Fax No: ++ 44 870 1200 209 Fax No: ++ 44 870 1200 209 Fax No: ++ 34 93 474 5288 DENMARK - Farnell IRELAND - Farnell RUSSIA - Farnell Tel No: Tel No: Tel No: ++ 45 44 53 66 44 Fax No: ++ 45 44 53 66 06 ++ 353 1 830 9277 ++ 44 870 1200 208 Fax No: ++ 44 870 1200 209 Fax No: ++ 353 1 830 9016 Newark ++ 34 93 475 8804 Tel No: export 800 463 9275 EXPORT - Farnell Tel No: ++ 44 8701 200 208 Fax No: ++ 44 8701 200 209 For enquiries from all other markets ESTONIA - Farnell ISRAEL - Farnell Tel No: Tel No: ++ 358 9 560 7780 Fax No: ++ 358 9 345 5411 SINGAPORE - Farnell-Newark Tel No: ++ 65 6788 0200 ++ 180 937 0015 Fax No: ++ 180 937 0014 Fax No: ++ 65 6788 0300 http://www.farnell.com http://www.newark.com http://www.cpc.co.uk Disclaimer This data sheet and its contents (the "Information") belong to the Premier Farnell Group (the "Group") or are licensed to it. No licence is granted for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group's liability for death or personal injury resulting from its negligence. SPC Multicomp is the registered trademark of the Group. (c) Premier Farnell plc 2008. Page <4> 13/05/08 V1.1