MS503 Schottky Rectifier Diode Features: • Schottky barrier rectifier. • Guard ring protection. Dimensions Minimum Maximum A .188(4.78) .260(6.50) B 1.00(25.4) - C .285(7.24) .375(9.52) D .046(1.17) .056(1.42) Dimensions : Inches (Millimetres) Electrical Characteristics Parameter Average forward current Symbol IF(AV) Maximum surge current IFSM Maximum peak forward voltage VFM Test Conditions TA = 123°C, square wave, RθJL = 11°C/W, L = 1/8” TA = 113°C, square wave, RθJL = 14.7°C/W, L = 3/8” Value Units 5.0 Amps 8.3ms, half sine, TJ = 150°C 300 IFM = 1.0A : TJ = 25°C* 0.40 IFM = 5.0A : TJ = 25°C* 0.49 Volts Maximum peak reverse current IRM VRRM, TJ = 25°C 250 µA Typical junction capacitance CJ VR = 5.0V, TJ = 25°C 430 pF TSTG - TJ -40 to +150 °C - Thermal and Mechanical Characteristics: Storage temperature range Operating junction temperature range Maximum thermal resistance RθJL Weight L = 3/8" (Junction to lead) 14.7 L = 1/8" (Junction to lead) 11.0 - 0.032 1 - °C/W Ounce Grams *Pulse test: Pulse width 300µ seconds, Duty Cycle 2%. Page 1 31/05/05 V1.0 MS503 Schottky Rectifier Diode Figure 1 Typical Forward Characteristics Instantaneous Forward Current - Amperes Junction Capacitance - pF Figure 3 Typical Junction Capacitance Reverse Voltage - Volts Instantaneous Forward Voltage - Volts Typical Reverse Current - mA Figure 2 Typical Reverse Characteristics Reverse Voltage - Volts Specifications IF(av) maximum (A) VRRM maximum (V) VF (V) at IF = 5A IFSM (A) Package Part Number 5 30 0.49 300 DO-201AD MS503 Dimensions : Millimetres (Inches) Page 2 31/05/05 V1.0 MS503 Schottky Rectifier Diode Notes: International Sales Offices: AUSTRALIA – Farnell InOne FINLAND – Farnell InOne NETHERLANDS – Farnell InOne SWITZERLAND – Farnell InOne Tel No: Tel No: Tel No: ++ 61 2 9645 8888 Fax No: ++ 61 2 9644 7898 Fax No: ++ 358 9 345 5411 Fax No: ++ 31 30 241 7333 Tel No: ++ 41 1 204 64 64 Fax No: ++ 41 1 204 64 54 AUSTRIA – Farnell InOne FRANCE – Farnell InOne NEW ZEALAND – Farnell InOne UK – Farnell InOne Tel No: Tel No: Tel No: Tel No: ++ 43 662 2180 680 ++ 358 9 560 7780 ++ 33 474 68 99 99 ++ 31 30 241 7373 ++ 64 9 357 0646 ++ 44 8701 200 200 Fax No: ++ 43 662 2180 670 Fax No: ++ 33 474 68 99 90 Fax No: ++ 64 9 357 0656 Fax No: ++ 44 8701 200 201 BELGIUM – Farnell InOne GERMANY – Farnell InOne NORWAY – Farnell InOne UK – BuckHickman InOne Tel No: Tel No: Tel No: ++ 45 44 53 66 66 ++ 44 8450 510 150 ++ 32 3 475 2810 ++ 49 89 61 39 39 39 Fax No: ++ 32 3 227 3648 Fax No: ++ 49 89 613 59 01 Fax No: ++ 45 44 53 66 02 ++ 44 8450 510 130 BRAZIL – Farnell-Newark InOne HONG KONG – Farnell-Newark InOne Tel No: ++ 852 2268 9888 PORTUGAL – Farnell InOne UK – CPC ++ 55 11 4066 9400 Tel No: ++ 34 93 475 8804 ++ 44 8701 202 530 Fax No: ++ 55 11 4066 9410 Fax No: ++ 852 2268 9899 Fax No: ++ 34 93 474 5288 ++ 44 8701 202 531 CHINA – Farnell-Newark InOne IRELAND – Farnell InOne SINGAPORE – Tel No: Tel No: Tel No: ++86 10 6238 5152 Fax No: ++86 10 6238 5022 Farnell-Newark InOne Tel No: ++ 65 6788 0200 ++ 353 1 830 9277 Fax No: ++ 353 1 830 9016 Fax No: ++ 65 6788 0300 export EXPORT – Farnell InOne Tel No: ++ 44 8701 200 208 Fax No: ++ 44 8701 200 209 For enquiries from all other markets DENMARK – Farnell InOne ITALY – Farnell InOne SPAIN – Farnell InOne Tel No: Tel No: Tel No: ++ 45 44 53 66 44 ++ 39 02 93 995 200 ++ 34 93 475 8805 Fax No: ++ 45 44 53 66 06 Fax No: ++ 39 02 93 995 300 Fax No: ++ 34 93 474 5107 ESTONIA – Farnell InOne MALAYSIA – SWEDEN – Farnell InOne http://www.farnellinone.com Tel No: ++ 358 9 560 7780 Fax No: ++ 358 9 345 5411 Farnell-Newark InOne Tel No: ++ 60 3 7873 8000 Fax No: ++ 60 3 7873 7000 Tel No: ++ 46 8 730 50 00 Fax No: ++ 46 8 83 52 62 http://www.buckhickmaninone.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. 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This will not operate to limit or restrict the Group's liability for death or personal injury resulting from its negligence. Multicomp is the registered trademark of the Group. © Premier Farnell plc 2004. Page 3 31/05/05 V1.0