Axial Lead & Cartridge Fuses 5×20 mm > Audio & Medical > 285 Series 285 Series, PS E 5 x 20 mm, Audio & Medical Fuse Description 5x20mm fuse with gold or rhodium-plated caps and colourful ceramic body, designed to IEC standard Features t %FTJHFEUP*OUFSOBUJPOBM*&$ 4UBOEBSEGPSVTFHMPCBMMZ .FFUTUIF*&$4IFFUTQFDJåDBUJPOGPSUJNF MBH'VTFT"CPWF"GPMMPXUIFTUBOEBSE t "WBJMBCMFJO$BSUSJEHFGPSN t 3P)4DPNQMJBOUBOEMFBEGSFF Agency Approvals Agency PS E Agency File Number NBK080205-E10480A NBK250702-E10480E NBK100408-JP1021A t -PXJONBHOFUJD Ampere Range Applications 1A – 5A 6.3A & 15A 20A Used as supplementary protection in appliance or utilization equipment in audio and medical equipment % of Ampere Rating 150% 210% 275% 400% 1000% © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/285.html for current information. 1 Revised: May 7, 2010 Ampere Rating Opening Time 0.125A - 0.5A 60 minutes, Minimum 1A - 3.15A 60 minutes, Minimum 5A - 6.3A 60 minutes, Minimum 8A - 20A 30 minutes, Minimum 0.125A - 0.5A 30 minutes, Maximum 1A - 3.15A 30 minutes, Maximum 5A - 6.3A 30 minutes, Maximum 8A - 20A 30 minutes, Maximum 0.125A - 0.5A 250 ms. Min.; 80 sec. Max. 1A - 3.15A 750 ms. Min.; 80 sec. Max. 5A - 6.3A 750 ms. Min.; 80 sec. Max. 8A - 20A 750 ms. Min.; 80 sec. Max. 0.125A - 0.5A 50 ms. Min.; 5 sec. Max. 1A - 3.15A 95 ms. Min.; 5 sec. Max. 5A - 6.3A 150 ms. Min.; 5 sec. Max. 8A - 20A 150 ms. Min.; 5 sec. Max. 0.125A - 0.5A 50 ms. Min.; 150 ms. Max. 1A - 3.15A 10 ms. Min.; 150 ms. Max. 5A - 6.3A 10 ms. Min.; 150 ms. Max. 8A - 20A 10 ms. Min.; 150 ms. Max. 285 Series 285 Series Electrical Characteristics for Series Introduction to & Circuit Protection Axial Lead Cartridge Fuses Transientology 5×20 mm > Audio & Medical > 285 Series Electrical Characteristics Specification by Item Nominal Cold Resistance (Ohms) Nominal Melting I2t (A2 Sec.) Nominal Voltage Drop at Rated Current (mV) Nominal Power Dissipation at Rated Current (W) 250 13.1240 0.028 2600 1.6 1.6 Amp Rating (A) Voltage Rating (V) .125 0.125 Amp Code Interrupting Rating PS E .315 0.315 250 0.9275 1.1 1100 .500 0.5 250 1.1215 0.3 850 1.6 001 1 250 0.1455 1.6 350 2.5 x 01.6 1.6 250 0.0706 7.168 200 2.5 x 002 2 250 0.0546 10.8 190 2.5 x 02.5 2.5 250 0.0384 25.625 180 2.5 x 3.15 3.15 250 0.0269 51.597 140 4 x 005 5 250 0.0141 70 100 4 x 06.3 6.3 250 0.0107 130.977 100 4 x 008 8 250 0.0089 224 100 4 x 010 10 250 0.0065 355 100 4 x 015 15 250 500A@250VAC 0.0031 1305 100 4 x 020 20 250 400A@250VAC 0.0024 2792 100 4 x Time (seconds) 285020. 285005. 28506.3. 285008. 285010. 285015. 28501.6 285002. 28502.5 2853.15 1000 100 80 60 100 10 1 25˚C 40 0.1 20 0.01 -60˚C -40˚C -20˚C -76˚F -40˚F -4˚F 0˚C 32˚F 20˚C 40˚C 60˚C 80˚C 100˚C 120˚C 68˚F -104˚F 140˚F 176˚F 212˚F 248˚F 0.001 0.01 AMBIENT TEMPERATURE 285 Series 285001. 10000 120 285.500 140 285.315 Average Time Current Curves 285.125 1500A@250VAC Temperature Rerating Curve PERCENT OF RATING Agency Approvals 2 0.1 1 Amps 10 100 1000 © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/285.html for current information. Axial Lead & Cartridge Fuses 5×20 mm > Audio & Medical > 285 Series Product Characteristics Materials Terminal Strength Body : Ceramic $BQ(PME3IPEJVNQMBUFECSBTT .*- 45%(.FUIPE" 5FTUDPOEJUJPO" Solderability NA Product Marking $BQ#SBOEMPHPDVSSFOUBOEWPMUBHF rating $BQ"HFODZBQQSPWBMNBSLJOHT Dimensions 0285.125 XP/XRP to 0285020 XP/XRP Operating Temperature –55ºC to +125ºC Thermal Shock .*- 45%(.FUIPE( 5FTU$POEJUJPO#DZDMFTo$UP $ Vibration .*- 45%(.FUIPE" Humidity .*- 45%(.FUIPE# 5FTUDPOEJUJPO")JHI3) BOE FMFWBUFEUFNQ$ GPSIPVST Salt Spray .*- 45%(.FUIPE& 5FTUDPOEJUJPO# Part Numbering System 20+0.5 0285 xxxx M X (R) P 5.2+0.1 -0.2 5.1+0.6 Series Current Rating Code 5.1+0.6 Refer to Amp Code column of Electrical Characteristics Table All dimensions in mm Quantity Code M = 1000 H = 100 Package Code X = Filler Option Codes Lead Free Packaging Packaging Option 285 Series #VML #VML Packaging Specification Quantity Quantity & Packaging Code Taping Width N/A N/A 100 1000 )9 .9 N/A N/A © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/285.html for current information. 3 285 Series 285 Series Blank = Gold-plated caps R = Rhodium-plated caps Introduction to Circuit Protection Transientology 4 © 2009 Littelfuse, Inc. Specifications are subject to change without notice.